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Unified Diff: third_party/sqlite/src/src/pragma.c

Issue 1610963002: Import SQLite 3.10.2. (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master
Patch Set: Created 4 years, 11 months ago
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Index: third_party/sqlite/src/src/pragma.c
diff --git a/third_party/sqlite/src/src/pragma.c b/third_party/sqlite/src/src/pragma.c
index 543f265ba9ea1ae5e8e0fff897f91f76aa334450..0d48057d210818c29d6558c617e10dc93c844b8d 100644
--- a/third_party/sqlite/src/src/pragma.c
+++ b/third_party/sqlite/src/src/pragma.c
@@ -22,457 +22,13 @@
#endif
/***************************************************************************
-** The next block of code, including the PragTyp_XXXX macro definitions and
-** the aPragmaName[] object is composed of generated code. DO NOT EDIT.
-**
-** To add new pragmas, edit the code in ../tool/mkpragmatab.tcl and rerun
-** that script. Then copy/paste the output in place of the following:
-*/
-#define PragTyp_HEADER_VALUE 0
-#define PragTyp_AUTO_VACUUM 1
-#define PragTyp_FLAG 2
-#define PragTyp_BUSY_TIMEOUT 3
-#define PragTyp_CACHE_SIZE 4
-#define PragTyp_CASE_SENSITIVE_LIKE 5
-#define PragTyp_COLLATION_LIST 6
-#define PragTyp_COMPILE_OPTIONS 7
-#define PragTyp_DATA_STORE_DIRECTORY 8
-#define PragTyp_DATABASE_LIST 9
-#define PragTyp_DEFAULT_CACHE_SIZE 10
-#define PragTyp_ENCODING 11
-#define PragTyp_FOREIGN_KEY_CHECK 12
-#define PragTyp_FOREIGN_KEY_LIST 13
-#define PragTyp_INCREMENTAL_VACUUM 14
-#define PragTyp_INDEX_INFO 15
-#define PragTyp_INDEX_LIST 16
-#define PragTyp_INTEGRITY_CHECK 17
-#define PragTyp_JOURNAL_MODE 18
-#define PragTyp_JOURNAL_SIZE_LIMIT 19
-#define PragTyp_LOCK_PROXY_FILE 20
-#define PragTyp_LOCKING_MODE 21
-#define PragTyp_PAGE_COUNT 22
-#define PragTyp_MMAP_SIZE 23
-#define PragTyp_PAGE_SIZE 24
-#define PragTyp_SECURE_DELETE 25
-#define PragTyp_SHRINK_MEMORY 26
-#define PragTyp_SOFT_HEAP_LIMIT 27
-#define PragTyp_STATS 28
-#define PragTyp_SYNCHRONOUS 29
-#define PragTyp_TABLE_INFO 30
-#define PragTyp_TEMP_STORE 31
-#define PragTyp_TEMP_STORE_DIRECTORY 32
-#define PragTyp_THREADS 33
-#define PragTyp_WAL_AUTOCHECKPOINT 34
-#define PragTyp_WAL_CHECKPOINT 35
-#define PragTyp_ACTIVATE_EXTENSIONS 36
-#define PragTyp_HEXKEY 37
-#define PragTyp_KEY 38
-#define PragTyp_REKEY 39
-#define PragTyp_LOCK_STATUS 40
-#define PragTyp_PARSER_TRACE 41
-#define PragFlag_NeedSchema 0x01
-static const struct sPragmaNames {
- const char *const zName; /* Name of pragma */
- u8 ePragTyp; /* PragTyp_XXX value */
- u8 mPragFlag; /* Zero or more PragFlag_XXX values */
- u32 iArg; /* Extra argument */
-} aPragmaNames[] = {
-#if defined(SQLITE_HAS_CODEC) || defined(SQLITE_ENABLE_CEROD)
- { /* zName: */ "activate_extensions",
- /* ePragTyp: */ PragTyp_ACTIVATE_EXTENSIONS,
- /* ePragFlag: */ 0,
- /* iArg: */ 0 },
-#endif
-#if !defined(SQLITE_OMIT_SCHEMA_VERSION_PRAGMAS)
- { /* zName: */ "application_id",
- /* ePragTyp: */ PragTyp_HEADER_VALUE,
- /* ePragFlag: */ 0,
- /* iArg: */ 0 },
-#endif
-#if !defined(SQLITE_OMIT_AUTOVACUUM)
- { /* zName: */ "auto_vacuum",
- /* ePragTyp: */ PragTyp_AUTO_VACUUM,
- /* ePragFlag: */ PragFlag_NeedSchema,
- /* iArg: */ 0 },
-#endif
-#if !defined(SQLITE_OMIT_FLAG_PRAGMAS)
-#if !defined(SQLITE_OMIT_AUTOMATIC_INDEX)
- { /* zName: */ "automatic_index",
- /* ePragTyp: */ PragTyp_FLAG,
- /* ePragFlag: */ 0,
- /* iArg: */ SQLITE_AutoIndex },
-#endif
-#endif
- { /* zName: */ "busy_timeout",
- /* ePragTyp: */ PragTyp_BUSY_TIMEOUT,
- /* ePragFlag: */ 0,
- /* iArg: */ 0 },
-#if !defined(SQLITE_OMIT_PAGER_PRAGMAS)
- { /* zName: */ "cache_size",
- /* ePragTyp: */ PragTyp_CACHE_SIZE,
- /* ePragFlag: */ PragFlag_NeedSchema,
- /* iArg: */ 0 },
-#endif
-#if !defined(SQLITE_OMIT_FLAG_PRAGMAS)
- { /* zName: */ "cache_spill",
- /* ePragTyp: */ PragTyp_FLAG,
- /* ePragFlag: */ 0,
- /* iArg: */ SQLITE_CacheSpill },
-#endif
- { /* zName: */ "case_sensitive_like",
- /* ePragTyp: */ PragTyp_CASE_SENSITIVE_LIKE,
- /* ePragFlag: */ 0,
- /* iArg: */ 0 },
-#if !defined(SQLITE_OMIT_FLAG_PRAGMAS)
- { /* zName: */ "checkpoint_fullfsync",
- /* ePragTyp: */ PragTyp_FLAG,
- /* ePragFlag: */ 0,
- /* iArg: */ SQLITE_CkptFullFSync },
-#endif
-#if !defined(SQLITE_OMIT_SCHEMA_PRAGMAS)
- { /* zName: */ "collation_list",
- /* ePragTyp: */ PragTyp_COLLATION_LIST,
- /* ePragFlag: */ 0,
- /* iArg: */ 0 },
-#endif
-#if !defined(SQLITE_OMIT_COMPILEOPTION_DIAGS)
- { /* zName: */ "compile_options",
- /* ePragTyp: */ PragTyp_COMPILE_OPTIONS,
- /* ePragFlag: */ 0,
- /* iArg: */ 0 },
-#endif
-#if !defined(SQLITE_OMIT_FLAG_PRAGMAS)
- { /* zName: */ "count_changes",
- /* ePragTyp: */ PragTyp_FLAG,
- /* ePragFlag: */ 0,
- /* iArg: */ SQLITE_CountRows },
-#endif
-#if !defined(SQLITE_OMIT_PAGER_PRAGMAS) && SQLITE_OS_WIN
- { /* zName: */ "data_store_directory",
- /* ePragTyp: */ PragTyp_DATA_STORE_DIRECTORY,
- /* ePragFlag: */ 0,
- /* iArg: */ 0 },
-#endif
-#if !defined(SQLITE_OMIT_SCHEMA_PRAGMAS)
- { /* zName: */ "database_list",
- /* ePragTyp: */ PragTyp_DATABASE_LIST,
- /* ePragFlag: */ PragFlag_NeedSchema,
- /* iArg: */ 0 },
-#endif
-#if !defined(SQLITE_OMIT_PAGER_PRAGMAS) && !defined(SQLITE_OMIT_DEPRECATED)
- { /* zName: */ "default_cache_size",
- /* ePragTyp: */ PragTyp_DEFAULT_CACHE_SIZE,
- /* ePragFlag: */ PragFlag_NeedSchema,
- /* iArg: */ 0 },
-#endif
-#if !defined(SQLITE_OMIT_FLAG_PRAGMAS)
-#if !defined(SQLITE_OMIT_FOREIGN_KEY) && !defined(SQLITE_OMIT_TRIGGER)
- { /* zName: */ "defer_foreign_keys",
- /* ePragTyp: */ PragTyp_FLAG,
- /* ePragFlag: */ 0,
- /* iArg: */ SQLITE_DeferFKs },
-#endif
-#endif
-#if !defined(SQLITE_OMIT_FLAG_PRAGMAS)
- { /* zName: */ "empty_result_callbacks",
- /* ePragTyp: */ PragTyp_FLAG,
- /* ePragFlag: */ 0,
- /* iArg: */ SQLITE_NullCallback },
-#endif
-#if !defined(SQLITE_OMIT_UTF16)
- { /* zName: */ "encoding",
- /* ePragTyp: */ PragTyp_ENCODING,
- /* ePragFlag: */ 0,
- /* iArg: */ 0 },
-#endif
-#if !defined(SQLITE_OMIT_FOREIGN_KEY) && !defined(SQLITE_OMIT_TRIGGER)
- { /* zName: */ "foreign_key_check",
- /* ePragTyp: */ PragTyp_FOREIGN_KEY_CHECK,
- /* ePragFlag: */ PragFlag_NeedSchema,
- /* iArg: */ 0 },
-#endif
-#if !defined(SQLITE_OMIT_FOREIGN_KEY)
- { /* zName: */ "foreign_key_list",
- /* ePragTyp: */ PragTyp_FOREIGN_KEY_LIST,
- /* ePragFlag: */ PragFlag_NeedSchema,
- /* iArg: */ 0 },
-#endif
-#if !defined(SQLITE_OMIT_FLAG_PRAGMAS)
-#if !defined(SQLITE_OMIT_FOREIGN_KEY) && !defined(SQLITE_OMIT_TRIGGER)
- { /* zName: */ "foreign_keys",
- /* ePragTyp: */ PragTyp_FLAG,
- /* ePragFlag: */ 0,
- /* iArg: */ SQLITE_ForeignKeys },
-#endif
-#endif
-#if !defined(SQLITE_OMIT_SCHEMA_VERSION_PRAGMAS)
- { /* zName: */ "freelist_count",
- /* ePragTyp: */ PragTyp_HEADER_VALUE,
- /* ePragFlag: */ 0,
- /* iArg: */ 0 },
-#endif
-#if !defined(SQLITE_OMIT_FLAG_PRAGMAS)
- { /* zName: */ "full_column_names",
- /* ePragTyp: */ PragTyp_FLAG,
- /* ePragFlag: */ 0,
- /* iArg: */ SQLITE_FullColNames },
- { /* zName: */ "fullfsync",
- /* ePragTyp: */ PragTyp_FLAG,
- /* ePragFlag: */ 0,
- /* iArg: */ SQLITE_FullFSync },
-#endif
-#if defined(SQLITE_HAS_CODEC)
- { /* zName: */ "hexkey",
- /* ePragTyp: */ PragTyp_HEXKEY,
- /* ePragFlag: */ 0,
- /* iArg: */ 0 },
- { /* zName: */ "hexrekey",
- /* ePragTyp: */ PragTyp_HEXKEY,
- /* ePragFlag: */ 0,
- /* iArg: */ 0 },
-#endif
-#if !defined(SQLITE_OMIT_FLAG_PRAGMAS)
-#if !defined(SQLITE_OMIT_CHECK)
- { /* zName: */ "ignore_check_constraints",
- /* ePragTyp: */ PragTyp_FLAG,
- /* ePragFlag: */ 0,
- /* iArg: */ SQLITE_IgnoreChecks },
-#endif
-#endif
-#if !defined(SQLITE_OMIT_AUTOVACUUM)
- { /* zName: */ "incremental_vacuum",
- /* ePragTyp: */ PragTyp_INCREMENTAL_VACUUM,
- /* ePragFlag: */ PragFlag_NeedSchema,
- /* iArg: */ 0 },
-#endif
-#if !defined(SQLITE_OMIT_SCHEMA_PRAGMAS)
- { /* zName: */ "index_info",
- /* ePragTyp: */ PragTyp_INDEX_INFO,
- /* ePragFlag: */ PragFlag_NeedSchema,
- /* iArg: */ 0 },
- { /* zName: */ "index_list",
- /* ePragTyp: */ PragTyp_INDEX_LIST,
- /* ePragFlag: */ PragFlag_NeedSchema,
- /* iArg: */ 0 },
-#endif
-#if !defined(SQLITE_OMIT_INTEGRITY_CHECK)
- { /* zName: */ "integrity_check",
- /* ePragTyp: */ PragTyp_INTEGRITY_CHECK,
- /* ePragFlag: */ PragFlag_NeedSchema,
- /* iArg: */ 0 },
-#endif
-#if !defined(SQLITE_OMIT_PAGER_PRAGMAS)
- { /* zName: */ "journal_mode",
- /* ePragTyp: */ PragTyp_JOURNAL_MODE,
- /* ePragFlag: */ PragFlag_NeedSchema,
- /* iArg: */ 0 },
- { /* zName: */ "journal_size_limit",
- /* ePragTyp: */ PragTyp_JOURNAL_SIZE_LIMIT,
- /* ePragFlag: */ 0,
- /* iArg: */ 0 },
-#endif
-#if defined(SQLITE_HAS_CODEC)
- { /* zName: */ "key",
- /* ePragTyp: */ PragTyp_KEY,
- /* ePragFlag: */ 0,
- /* iArg: */ 0 },
-#endif
-#if !defined(SQLITE_OMIT_FLAG_PRAGMAS)
- { /* zName: */ "legacy_file_format",
- /* ePragTyp: */ PragTyp_FLAG,
- /* ePragFlag: */ 0,
- /* iArg: */ SQLITE_LegacyFileFmt },
-#endif
-#if !defined(SQLITE_OMIT_PAGER_PRAGMAS) && SQLITE_ENABLE_LOCKING_STYLE
- { /* zName: */ "lock_proxy_file",
- /* ePragTyp: */ PragTyp_LOCK_PROXY_FILE,
- /* ePragFlag: */ 0,
- /* iArg: */ 0 },
-#endif
-#if defined(SQLITE_DEBUG) || defined(SQLITE_TEST)
- { /* zName: */ "lock_status",
- /* ePragTyp: */ PragTyp_LOCK_STATUS,
- /* ePragFlag: */ 0,
- /* iArg: */ 0 },
-#endif
-#if !defined(SQLITE_OMIT_PAGER_PRAGMAS)
- { /* zName: */ "locking_mode",
- /* ePragTyp: */ PragTyp_LOCKING_MODE,
- /* ePragFlag: */ 0,
- /* iArg: */ 0 },
- { /* zName: */ "max_page_count",
- /* ePragTyp: */ PragTyp_PAGE_COUNT,
- /* ePragFlag: */ PragFlag_NeedSchema,
- /* iArg: */ 0 },
- { /* zName: */ "mmap_size",
- /* ePragTyp: */ PragTyp_MMAP_SIZE,
- /* ePragFlag: */ 0,
- /* iArg: */ 0 },
- { /* zName: */ "page_count",
- /* ePragTyp: */ PragTyp_PAGE_COUNT,
- /* ePragFlag: */ PragFlag_NeedSchema,
- /* iArg: */ 0 },
- { /* zName: */ "page_size",
- /* ePragTyp: */ PragTyp_PAGE_SIZE,
- /* ePragFlag: */ 0,
- /* iArg: */ 0 },
-#endif
-#if defined(SQLITE_DEBUG)
- { /* zName: */ "parser_trace",
- /* ePragTyp: */ PragTyp_PARSER_TRACE,
- /* ePragFlag: */ 0,
- /* iArg: */ 0 },
-#endif
-#if !defined(SQLITE_OMIT_FLAG_PRAGMAS)
- { /* zName: */ "query_only",
- /* ePragTyp: */ PragTyp_FLAG,
- /* ePragFlag: */ 0,
- /* iArg: */ SQLITE_QueryOnly },
-#endif
-#if !defined(SQLITE_OMIT_INTEGRITY_CHECK)
- { /* zName: */ "quick_check",
- /* ePragTyp: */ PragTyp_INTEGRITY_CHECK,
- /* ePragFlag: */ PragFlag_NeedSchema,
- /* iArg: */ 0 },
-#endif
-#if !defined(SQLITE_OMIT_FLAG_PRAGMAS)
- { /* zName: */ "read_uncommitted",
- /* ePragTyp: */ PragTyp_FLAG,
- /* ePragFlag: */ 0,
- /* iArg: */ SQLITE_ReadUncommitted },
- { /* zName: */ "recursive_triggers",
- /* ePragTyp: */ PragTyp_FLAG,
- /* ePragFlag: */ 0,
- /* iArg: */ SQLITE_RecTriggers },
-#endif
-#if defined(SQLITE_HAS_CODEC)
- { /* zName: */ "rekey",
- /* ePragTyp: */ PragTyp_REKEY,
- /* ePragFlag: */ 0,
- /* iArg: */ 0 },
-#endif
-#if !defined(SQLITE_OMIT_FLAG_PRAGMAS)
- { /* zName: */ "reverse_unordered_selects",
- /* ePragTyp: */ PragTyp_FLAG,
- /* ePragFlag: */ 0,
- /* iArg: */ SQLITE_ReverseOrder },
-#endif
-#if !defined(SQLITE_OMIT_SCHEMA_VERSION_PRAGMAS)
- { /* zName: */ "schema_version",
- /* ePragTyp: */ PragTyp_HEADER_VALUE,
- /* ePragFlag: */ 0,
- /* iArg: */ 0 },
-#endif
-#if !defined(SQLITE_OMIT_PAGER_PRAGMAS)
- { /* zName: */ "secure_delete",
- /* ePragTyp: */ PragTyp_SECURE_DELETE,
- /* ePragFlag: */ 0,
- /* iArg: */ 0 },
-#endif
-#if !defined(SQLITE_OMIT_FLAG_PRAGMAS)
- { /* zName: */ "short_column_names",
- /* ePragTyp: */ PragTyp_FLAG,
- /* ePragFlag: */ 0,
- /* iArg: */ SQLITE_ShortColNames },
-#endif
- { /* zName: */ "shrink_memory",
- /* ePragTyp: */ PragTyp_SHRINK_MEMORY,
- /* ePragFlag: */ 0,
- /* iArg: */ 0 },
- { /* zName: */ "soft_heap_limit",
- /* ePragTyp: */ PragTyp_SOFT_HEAP_LIMIT,
- /* ePragFlag: */ 0,
- /* iArg: */ 0 },
-#if !defined(SQLITE_OMIT_FLAG_PRAGMAS)
-#if defined(SQLITE_DEBUG)
- { /* zName: */ "sql_trace",
- /* ePragTyp: */ PragTyp_FLAG,
- /* ePragFlag: */ 0,
- /* iArg: */ SQLITE_SqlTrace },
-#endif
-#endif
-#if !defined(SQLITE_OMIT_SCHEMA_PRAGMAS)
- { /* zName: */ "stats",
- /* ePragTyp: */ PragTyp_STATS,
- /* ePragFlag: */ PragFlag_NeedSchema,
- /* iArg: */ 0 },
-#endif
-#if !defined(SQLITE_OMIT_PAGER_PRAGMAS)
- { /* zName: */ "synchronous",
- /* ePragTyp: */ PragTyp_SYNCHRONOUS,
- /* ePragFlag: */ PragFlag_NeedSchema,
- /* iArg: */ 0 },
-#endif
-#if !defined(SQLITE_OMIT_SCHEMA_PRAGMAS)
- { /* zName: */ "table_info",
- /* ePragTyp: */ PragTyp_TABLE_INFO,
- /* ePragFlag: */ PragFlag_NeedSchema,
- /* iArg: */ 0 },
-#endif
-#if !defined(SQLITE_OMIT_PAGER_PRAGMAS)
- { /* zName: */ "temp_store",
- /* ePragTyp: */ PragTyp_TEMP_STORE,
- /* ePragFlag: */ 0,
- /* iArg: */ 0 },
- { /* zName: */ "temp_store_directory",
- /* ePragTyp: */ PragTyp_TEMP_STORE_DIRECTORY,
- /* ePragFlag: */ 0,
- /* iArg: */ 0 },
-#endif
- { /* zName: */ "threads",
- /* ePragTyp: */ PragTyp_THREADS,
- /* ePragFlag: */ 0,
- /* iArg: */ 0 },
-#if !defined(SQLITE_OMIT_SCHEMA_VERSION_PRAGMAS)
- { /* zName: */ "user_version",
- /* ePragTyp: */ PragTyp_HEADER_VALUE,
- /* ePragFlag: */ 0,
- /* iArg: */ 0 },
-#endif
-#if !defined(SQLITE_OMIT_FLAG_PRAGMAS)
-#if defined(SQLITE_DEBUG)
- { /* zName: */ "vdbe_addoptrace",
- /* ePragTyp: */ PragTyp_FLAG,
- /* ePragFlag: */ 0,
- /* iArg: */ SQLITE_VdbeAddopTrace },
- { /* zName: */ "vdbe_debug",
- /* ePragTyp: */ PragTyp_FLAG,
- /* ePragFlag: */ 0,
- /* iArg: */ SQLITE_SqlTrace|SQLITE_VdbeListing|SQLITE_VdbeTrace },
- { /* zName: */ "vdbe_eqp",
- /* ePragTyp: */ PragTyp_FLAG,
- /* ePragFlag: */ 0,
- /* iArg: */ SQLITE_VdbeEQP },
- { /* zName: */ "vdbe_listing",
- /* ePragTyp: */ PragTyp_FLAG,
- /* ePragFlag: */ 0,
- /* iArg: */ SQLITE_VdbeListing },
- { /* zName: */ "vdbe_trace",
- /* ePragTyp: */ PragTyp_FLAG,
- /* ePragFlag: */ 0,
- /* iArg: */ SQLITE_VdbeTrace },
-#endif
-#endif
-#if !defined(SQLITE_OMIT_WAL)
- { /* zName: */ "wal_autocheckpoint",
- /* ePragTyp: */ PragTyp_WAL_AUTOCHECKPOINT,
- /* ePragFlag: */ 0,
- /* iArg: */ 0 },
- { /* zName: */ "wal_checkpoint",
- /* ePragTyp: */ PragTyp_WAL_CHECKPOINT,
- /* ePragFlag: */ PragFlag_NeedSchema,
- /* iArg: */ 0 },
-#endif
-#if !defined(SQLITE_OMIT_FLAG_PRAGMAS)
- { /* zName: */ "writable_schema",
- /* ePragTyp: */ PragTyp_FLAG,
- /* ePragFlag: */ 0,
- /* iArg: */ SQLITE_WriteSchema|SQLITE_RecoveryMode },
-#endif
-};
-/* Number of pragmas: 57 on by default, 70 total. */
-/* End of the automatically generated pragma table.
-***************************************************************************/
+** The "pragma.h" include file is an automatically generated file that
+** that includes the PragType_XXXX macro definitions and the aPragmaName[]
+** object. This ensures that the aPragmaName[] table is arranged in
+** lexicographical order to facility a binary search of the pragma name.
+** Do not edit pragma.h directly. Edit and rerun the script in at
+** ../tool/mkpragmatab.tcl. */
+#include "pragma.h"
/*
** Interpret the given string as a safety level. Return 0 for OFF,
@@ -604,19 +160,45 @@ static int changeTempStorage(Parse *pParse, const char *zStorageType){
#endif /* SQLITE_PAGER_PRAGMAS */
/*
+** Set the names of the first N columns to the values in azCol[]
+*/
+static void setAllColumnNames(
+ Vdbe *v, /* The query under construction */
+ int N, /* Number of columns */
+ const char **azCol /* Names of columns */
+){
+ int i;
+ sqlite3VdbeSetNumCols(v, N);
+ for(i=0; i<N; i++){
+ sqlite3VdbeSetColName(v, i, COLNAME_NAME, azCol[i], SQLITE_STATIC);
+ }
+}
+static void setOneColumnName(Vdbe *v, const char *z){
+ setAllColumnNames(v, 1, &z);
+}
+
+/*
** Generate code to return a single integer value.
*/
-static void returnSingleInt(Parse *pParse, const char *zLabel, i64 value){
- Vdbe *v = sqlite3GetVdbe(pParse);
- int mem = ++pParse->nMem;
- i64 *pI64 = sqlite3DbMallocRaw(pParse->db, sizeof(value));
- if( pI64 ){
- memcpy(pI64, &value, sizeof(value));
+static void returnSingleInt(Vdbe *v, const char *zLabel, i64 value){
+ sqlite3VdbeAddOp4Dup8(v, OP_Int64, 0, 1, 0, (const u8*)&value, P4_INT64);
+ setOneColumnName(v, zLabel);
+ sqlite3VdbeAddOp2(v, OP_ResultRow, 1, 1);
+}
+
+/*
+** Generate code to return a single text value.
+*/
+static void returnSingleText(
+ Vdbe *v, /* Prepared statement under construction */
+ const char *zLabel, /* Name of the result column */
+ const char *zValue /* Value to be returned */
+){
+ if( zValue ){
+ sqlite3VdbeLoadString(v, 1, (const char*)zValue);
+ setOneColumnName(v, zLabel);
+ sqlite3VdbeAddOp2(v, OP_ResultRow, 1, 1);
}
- sqlite3VdbeAddOp4(v, OP_Int64, 0, mem, 0, (char*)pI64, P4_INT64);
- sqlite3VdbeSetNumCols(v, 1);
- sqlite3VdbeSetColName(v, 0, COLNAME_NAME, zLabel, SQLITE_STATIC);
- sqlite3VdbeAddOp2(v, OP_ResultRow, mem, 1);
}
@@ -697,7 +279,7 @@ const char *sqlite3JournalModename(int eMode){
**
** Pragmas are of this form:
**
-** PRAGMA [database.]id [= value]
+** PRAGMA [schema.]id [= value]
**
** The identifier might also be a string. The value is a string, and
** identifier, or a number. If minusFlag is true, then the value is
@@ -709,8 +291,8 @@ const char *sqlite3JournalModename(int eMode){
*/
void sqlite3Pragma(
Parse *pParse,
- Token *pId1, /* First part of [database.]id field */
- Token *pId2, /* Second part of [database.]id field, or NULL */
+ Token *pId1, /* First part of [schema.]id field */
+ Token *pId2, /* Second part of [schema.]id field, or NULL */
Token *pValue, /* Token for <value>, or NULL */
int minusFlag /* True if a '-' sign preceded <value> */
){
@@ -720,17 +302,18 @@ void sqlite3Pragma(
Token *pId; /* Pointer to <id> token */
char *aFcntl[4]; /* Argument to SQLITE_FCNTL_PRAGMA */
int iDb; /* Database index for <database> */
- int lwr, upr, mid; /* Binary search bounds */
+ int lwr, upr, mid = 0; /* Binary search bounds */
int rc; /* return value form SQLITE_FCNTL_PRAGMA */
sqlite3 *db = pParse->db; /* The database connection */
Db *pDb; /* The specific database being pragmaed */
Vdbe *v = sqlite3GetVdbe(pParse); /* Prepared statement */
+ const struct sPragmaNames *pPragma;
if( v==0 ) return;
sqlite3VdbeRunOnlyOnce(v);
pParse->nMem = 2;
- /* Interpret the [database.] part of the pragma statement. iDb is the
+ /* Interpret the [schema.] part of the pragma statement. iDb is the
** index of the database this pragma is being applied to in db.aDb[]. */
iDb = sqlite3TwoPartName(pParse, pId1, pId2, &pId);
if( iDb<0 ) return;
@@ -760,6 +343,17 @@ void sqlite3Pragma(
/* Send an SQLITE_FCNTL_PRAGMA file-control to the underlying VFS
** connection. If it returns SQLITE_OK, then assume that the VFS
** handled the pragma and generate a no-op prepared statement.
+ **
+ ** IMPLEMENTATION-OF: R-12238-55120 Whenever a PRAGMA statement is parsed,
+ ** an SQLITE_FCNTL_PRAGMA file control is sent to the open sqlite3_file
+ ** object corresponding to the database file to which the pragma
+ ** statement refers.
+ **
+ ** IMPLEMENTATION-OF: R-29875-31678 The argument to the SQLITE_FCNTL_PRAGMA
+ ** file control is an array of pointers to strings (char**) in which the
+ ** second element of the array is the name of the pragma and the third
+ ** element is the argument to the pragma or NULL if the pragma has no
+ ** argument.
*/
aFcntl[0] = 0;
aFcntl[1] = zLeft;
@@ -768,14 +362,8 @@ void sqlite3Pragma(
db->busyHandler.nBusy = 0;
rc = sqlite3_file_control(db, zDb, SQLITE_FCNTL_PRAGMA, (void*)aFcntl);
if( rc==SQLITE_OK ){
- if( aFcntl[0] ){
- int mem = ++pParse->nMem;
- sqlite3VdbeAddOp4(v, OP_String8, 0, mem, 0, aFcntl[0], 0);
- sqlite3VdbeSetNumCols(v, 1);
- sqlite3VdbeSetColName(v, 0, COLNAME_NAME, "result", SQLITE_STATIC);
- sqlite3VdbeAddOp2(v, OP_ResultRow, mem, 1);
- sqlite3_free(aFcntl[0]);
- }
+ returnSingleText(v, "result", aFcntl[0]);
+ sqlite3_free(aFcntl[0]);
goto pragma_out;
}
if( rc!=SQLITE_NOTFOUND ){
@@ -802,19 +390,20 @@ void sqlite3Pragma(
}
}
if( lwr>upr ) goto pragma_out;
+ pPragma = &aPragmaNames[mid];
/* Make sure the database schema is loaded if the pragma requires that */
- if( (aPragmaNames[mid].mPragFlag & PragFlag_NeedSchema)!=0 ){
+ if( (pPragma->mPragFlag & PragFlag_NeedSchema)!=0 ){
if( sqlite3ReadSchema(pParse) ) goto pragma_out;
}
/* Jump to the appropriate pragma handler */
- switch( aPragmaNames[mid].ePragTyp ){
+ switch( pPragma->ePragTyp ){
#if !defined(SQLITE_OMIT_PAGER_PRAGMAS) && !defined(SQLITE_OMIT_DEPRECATED)
/*
- ** PRAGMA [database.]default_cache_size
- ** PRAGMA [database.]default_cache_size=N
+ ** PRAGMA [schema.]default_cache_size
+ ** PRAGMA [schema.]default_cache_size=N
**
** The first form reports the current persistent setting for the
** page cache size. The value returned is the maximum number of
@@ -844,8 +433,7 @@ void sqlite3Pragma(
int addr;
sqlite3VdbeUsesBtree(v, iDb);
if( !zRight ){
- sqlite3VdbeSetNumCols(v, 1);
- sqlite3VdbeSetColName(v, 0, COLNAME_NAME, "cache_size", SQLITE_STATIC);
+ setOneColumnName(v, "cache_size");
pParse->nMem += 2;
addr = sqlite3VdbeAddOpList(v, ArraySize(getCacheSize), getCacheSize,iLn);
sqlite3VdbeChangeP1(v, addr, iDb);
@@ -866,8 +454,8 @@ void sqlite3Pragma(
#if !defined(SQLITE_OMIT_PAGER_PRAGMAS)
/*
- ** PRAGMA [database.]page_size
- ** PRAGMA [database.]page_size=N
+ ** PRAGMA [schema.]page_size
+ ** PRAGMA [schema.]page_size=N
**
** The first form reports the current setting for the
** database page size in bytes. The second form sets the
@@ -879,7 +467,7 @@ void sqlite3Pragma(
assert( pBt!=0 );
if( !zRight ){
int size = ALWAYS(pBt) ? sqlite3BtreeGetPageSize(pBt) : 0;
- returnSingleInt(pParse, "page_size", size);
+ returnSingleInt(v, "page_size", size);
}else{
/* Malloc may fail when setting the page-size, as there is an internal
** buffer that the pager module resizes using sqlite3_realloc().
@@ -893,8 +481,8 @@ void sqlite3Pragma(
}
/*
- ** PRAGMA [database.]secure_delete
- ** PRAGMA [database.]secure_delete=ON/OFF
+ ** PRAGMA [schema.]secure_delete
+ ** PRAGMA [schema.]secure_delete=ON/OFF
**
** The first form reports the current setting for the
** secure_delete flag. The second form changes the secure_delete
@@ -914,13 +502,13 @@ void sqlite3Pragma(
}
}
b = sqlite3BtreeSecureDelete(pBt, b);
- returnSingleInt(pParse, "secure_delete", b);
+ returnSingleInt(v, "secure_delete", b);
break;
}
/*
- ** PRAGMA [database.]max_page_count
- ** PRAGMA [database.]max_page_count=N
+ ** PRAGMA [schema.]max_page_count
+ ** PRAGMA [schema.]max_page_count=N
**
** The first form reports the current setting for the
** maximum number of pages in the database file. The
@@ -931,7 +519,7 @@ void sqlite3Pragma(
** change. The only purpose is to provide an easy way to test
** the sqlite3AbsInt32() function.
**
- ** PRAGMA [database.]page_count
+ ** PRAGMA [schema.]page_count
**
** Return the number of pages in the specified database.
*/
@@ -952,8 +540,8 @@ void sqlite3Pragma(
}
/*
- ** PRAGMA [database.]locking_mode
- ** PRAGMA [database.]locking_mode = (normal|exclusive)
+ ** PRAGMA [schema.]locking_mode
+ ** PRAGMA [schema.]locking_mode = (normal|exclusive)
*/
case PragTyp_LOCKING_MODE: {
const char *zRet = "normal";
@@ -993,25 +581,20 @@ void sqlite3Pragma(
if( eMode==PAGER_LOCKINGMODE_EXCLUSIVE ){
zRet = "exclusive";
}
- sqlite3VdbeSetNumCols(v, 1);
- sqlite3VdbeSetColName(v, 0, COLNAME_NAME, "locking_mode", SQLITE_STATIC);
- sqlite3VdbeAddOp4(v, OP_String8, 0, 1, 0, zRet, 0);
- sqlite3VdbeAddOp2(v, OP_ResultRow, 1, 1);
+ returnSingleText(v, "locking_mode", zRet);
break;
}
/*
- ** PRAGMA [database.]journal_mode
- ** PRAGMA [database.]journal_mode =
+ ** PRAGMA [schema.]journal_mode
+ ** PRAGMA [schema.]journal_mode =
** (delete|persist|off|truncate|memory|wal|off)
*/
case PragTyp_JOURNAL_MODE: {
int eMode; /* One of the PAGER_JOURNALMODE_XXX symbols */
int ii; /* Loop counter */
- sqlite3VdbeSetNumCols(v, 1);
- sqlite3VdbeSetColName(v, 0, COLNAME_NAME, "journal_mode", SQLITE_STATIC);
-
+ setOneColumnName(v, "journal_mode");
if( zRight==0 ){
/* If there is no "=MODE" part of the pragma, do a query for the
** current mode */
@@ -1044,8 +627,8 @@ void sqlite3Pragma(
}
/*
- ** PRAGMA [database.]journal_size_limit
- ** PRAGMA [database.]journal_size_limit=N
+ ** PRAGMA [schema.]journal_size_limit
+ ** PRAGMA [schema.]journal_size_limit=N
**
** Get or set the size limit on rollback journal files.
*/
@@ -1057,15 +640,15 @@ void sqlite3Pragma(
if( iLimit<-1 ) iLimit = -1;
}
iLimit = sqlite3PagerJournalSizeLimit(pPager, iLimit);
- returnSingleInt(pParse, "journal_size_limit", iLimit);
+ returnSingleInt(v, "journal_size_limit", iLimit);
break;
}
#endif /* SQLITE_OMIT_PAGER_PRAGMAS */
/*
- ** PRAGMA [database.]auto_vacuum
- ** PRAGMA [database.]auto_vacuum=N
+ ** PRAGMA [schema.]auto_vacuum
+ ** PRAGMA [schema.]auto_vacuum=N
**
** Get or set the value of the database 'auto-vacuum' parameter.
** The value is one of: 0 NONE 1 FULL 2 INCREMENTAL
@@ -1075,7 +658,7 @@ void sqlite3Pragma(
Btree *pBt = pDb->pBt;
assert( pBt!=0 );
if( !zRight ){
- returnSingleInt(pParse, "auto_vacuum", sqlite3BtreeGetAutoVacuum(pBt));
+ returnSingleInt(v, "auto_vacuum", sqlite3BtreeGetAutoVacuum(pBt));
}else{
int eAuto = getAutoVacuum(zRight);
assert( eAuto>=0 && eAuto<=2 );
@@ -1116,7 +699,7 @@ void sqlite3Pragma(
#endif
/*
- ** PRAGMA [database.]incremental_vacuum(N)
+ ** PRAGMA [schema.]incremental_vacuum(N)
**
** Do N steps of incremental vacuuming on a database.
*/
@@ -1139,8 +722,8 @@ void sqlite3Pragma(
#ifndef SQLITE_OMIT_PAGER_PRAGMAS
/*
- ** PRAGMA [database.]cache_size
- ** PRAGMA [database.]cache_size=N
+ ** PRAGMA [schema.]cache_size
+ ** PRAGMA [schema.]cache_size=N
**
** The first form reports the current local setting for the
** page cache size. The second form sets the local
@@ -1152,7 +735,7 @@ void sqlite3Pragma(
case PragTyp_CACHE_SIZE: {
assert( sqlite3SchemaMutexHeld(db, iDb, 0) );
if( !zRight ){
- returnSingleInt(pParse, "cache_size", pDb->pSchema->cache_size);
+ returnSingleInt(v, "cache_size", pDb->pSchema->cache_size);
}else{
int size = sqlite3Atoi(zRight);
pDb->pSchema->cache_size = size;
@@ -1162,7 +745,50 @@ void sqlite3Pragma(
}
/*
- ** PRAGMA [database.]mmap_size(N)
+ ** PRAGMA [schema.]cache_spill
+ ** PRAGMA cache_spill=BOOLEAN
+ ** PRAGMA [schema.]cache_spill=N
+ **
+ ** The first form reports the current local setting for the
+ ** page cache spill size. The second form turns cache spill on
+ ** or off. When turnning cache spill on, the size is set to the
+ ** current cache_size. The third form sets a spill size that
+ ** may be different form the cache size.
+ ** If N is positive then that is the
+ ** number of pages in the cache. If N is negative, then the
+ ** number of pages is adjusted so that the cache uses -N kibibytes
+ ** of memory.
+ **
+ ** If the number of cache_spill pages is less then the number of
+ ** cache_size pages, no spilling occurs until the page count exceeds
+ ** the number of cache_size pages.
+ **
+ ** The cache_spill=BOOLEAN setting applies to all attached schemas,
+ ** not just the schema specified.
+ */
+ case PragTyp_CACHE_SPILL: {
+ assert( sqlite3SchemaMutexHeld(db, iDb, 0) );
+ if( !zRight ){
+ returnSingleInt(v, "cache_spill",
+ (db->flags & SQLITE_CacheSpill)==0 ? 0 :
+ sqlite3BtreeSetSpillSize(pDb->pBt,0));
+ }else{
+ int size = 1;
+ if( sqlite3GetInt32(zRight, &size) ){
+ sqlite3BtreeSetSpillSize(pDb->pBt, size);
+ }
+ if( sqlite3GetBoolean(zRight, size!=0) ){
+ db->flags |= SQLITE_CacheSpill;
+ }else{
+ db->flags &= ~SQLITE_CacheSpill;
+ }
+ setAllPagerFlags(db);
+ }
+ break;
+ }
+
+ /*
+ ** PRAGMA [schema.]mmap_size(N)
**
** Used to set mapping size limit. The mapping size limit is
** used to limit the aggregate size of all memory mapped regions of the
@@ -1197,7 +823,7 @@ void sqlite3Pragma(
rc = SQLITE_OK;
#endif
if( rc==SQLITE_OK ){
- returnSingleInt(pParse, "mmap_size", sz);
+ returnSingleInt(v, "mmap_size", sz);
}else if( rc!=SQLITE_NOTFOUND ){
pParse->nErr++;
pParse->rc = rc;
@@ -1218,7 +844,7 @@ void sqlite3Pragma(
*/
case PragTyp_TEMP_STORE: {
if( !zRight ){
- returnSingleInt(pParse, "temp_store", db->temp_store);
+ returnSingleInt(v, "temp_store", db->temp_store);
}else{
changeTempStorage(pParse, zRight);
}
@@ -1237,13 +863,7 @@ void sqlite3Pragma(
*/
case PragTyp_TEMP_STORE_DIRECTORY: {
if( !zRight ){
- if( sqlite3_temp_directory ){
- sqlite3VdbeSetNumCols(v, 1);
- sqlite3VdbeSetColName(v, 0, COLNAME_NAME,
- "temp_store_directory", SQLITE_STATIC);
- sqlite3VdbeAddOp4(v, OP_String8, 0, 1, 0, sqlite3_temp_directory, 0);
- sqlite3VdbeAddOp2(v, OP_ResultRow, 1, 1);
- }
+ returnSingleText(v, "temp_store_directory", sqlite3_temp_directory);
}else{
#ifndef SQLITE_OMIT_WSD
if( zRight[0] ){
@@ -1287,13 +907,7 @@ void sqlite3Pragma(
*/
case PragTyp_DATA_STORE_DIRECTORY: {
if( !zRight ){
- if( sqlite3_data_directory ){
- sqlite3VdbeSetNumCols(v, 1);
- sqlite3VdbeSetColName(v, 0, COLNAME_NAME,
- "data_store_directory", SQLITE_STATIC);
- sqlite3VdbeAddOp4(v, OP_String8, 0, 1, 0, sqlite3_data_directory, 0);
- sqlite3VdbeAddOp2(v, OP_ResultRow, 1, 1);
- }
+ returnSingleText(v, "data_store_directory", sqlite3_data_directory);
}else{
#ifndef SQLITE_OMIT_WSD
if( zRight[0] ){
@@ -1318,8 +932,8 @@ void sqlite3Pragma(
#if SQLITE_ENABLE_LOCKING_STYLE
/*
- ** PRAGMA [database.]lock_proxy_file
- ** PRAGMA [database.]lock_proxy_file = ":auto:"|"lock_file_path"
+ ** PRAGMA [schema.]lock_proxy_file
+ ** PRAGMA [schema.]lock_proxy_file = ":auto:"|"lock_file_path"
**
** Return or set the value of the lock_proxy_file flag. Changing
** the value sets a specific file to be used for database access locks.
@@ -1332,14 +946,7 @@ void sqlite3Pragma(
sqlite3_file *pFile = sqlite3PagerFile(pPager);
sqlite3OsFileControlHint(pFile, SQLITE_GET_LOCKPROXYFILE,
&proxy_file_path);
-
- if( proxy_file_path ){
- sqlite3VdbeSetNumCols(v, 1);
- sqlite3VdbeSetColName(v, 0, COLNAME_NAME,
- "lock_proxy_file", SQLITE_STATIC);
- sqlite3VdbeAddOp4(v, OP_String8, 0, 1, 0, proxy_file_path, 0);
- sqlite3VdbeAddOp2(v, OP_ResultRow, 1, 1);
- }
+ returnSingleText(v, "lock_proxy_file", proxy_file_path);
}else{
Pager *pPager = sqlite3BtreePager(pDb->pBt);
sqlite3_file *pFile = sqlite3PagerFile(pPager);
@@ -1361,8 +968,8 @@ void sqlite3Pragma(
#endif /* SQLITE_ENABLE_LOCKING_STYLE */
/*
- ** PRAGMA [database.]synchronous
- ** PRAGMA [database.]synchronous=OFF|ON|NORMAL|FULL
+ ** PRAGMA [schema.]synchronous
+ ** PRAGMA [schema.]synchronous=OFF|ON|NORMAL|FULL
**
** Return or set the local value of the synchronous flag. Changing
** the local value does not make changes to the disk file and the
@@ -1371,13 +978,15 @@ void sqlite3Pragma(
*/
case PragTyp_SYNCHRONOUS: {
if( !zRight ){
- returnSingleInt(pParse, "synchronous", pDb->safety_level-1);
+ returnSingleInt(v, "synchronous", pDb->safety_level-1);
}else{
if( !db->autoCommit ){
sqlite3ErrorMsg(pParse,
"Safety level may not be changed inside a transaction");
}else{
- pDb->safety_level = getSafetyLevel(zRight,0,1)+1;
+ int iLevel = (getSafetyLevel(zRight,0,1)+1) & PAGER_SYNCHRONOUS_MASK;
+ if( iLevel==0 ) iLevel = 1;
+ pDb->safety_level = iLevel;
setAllPagerFlags(db);
}
}
@@ -1388,10 +997,9 @@ void sqlite3Pragma(
#ifndef SQLITE_OMIT_FLAG_PRAGMAS
case PragTyp_FLAG: {
if( zRight==0 ){
- returnSingleInt(pParse, aPragmaNames[mid].zName,
- (db->flags & aPragmaNames[mid].iArg)!=0 );
+ returnSingleInt(v, pPragma->zName, (db->flags & pPragma->iArg)!=0 );
}else{
- int mask = aPragmaNames[mid].iArg; /* Mask of bits to set or clear. */
+ int mask = pPragma->iArg; /* Mask of bits to set or clear. */
if( db->autoCommit==0 ){
/* Foreign key support may not be enabled or disabled while not
** in auto-commit mode. */
@@ -1439,43 +1047,36 @@ void sqlite3Pragma(
Table *pTab;
pTab = sqlite3FindTable(db, zRight, zDb);
if( pTab ){
+ static const char *azCol[] = {
+ "cid", "name", "type", "notnull", "dflt_value", "pk"
+ };
int i, k;
int nHidden = 0;
Column *pCol;
Index *pPk = sqlite3PrimaryKeyIndex(pTab);
- sqlite3VdbeSetNumCols(v, 6);
pParse->nMem = 6;
sqlite3CodeVerifySchema(pParse, iDb);
- sqlite3VdbeSetColName(v, 0, COLNAME_NAME, "cid", SQLITE_STATIC);
- sqlite3VdbeSetColName(v, 1, COLNAME_NAME, "name", SQLITE_STATIC);
- sqlite3VdbeSetColName(v, 2, COLNAME_NAME, "type", SQLITE_STATIC);
- sqlite3VdbeSetColName(v, 3, COLNAME_NAME, "notnull", SQLITE_STATIC);
- sqlite3VdbeSetColName(v, 4, COLNAME_NAME, "dflt_value", SQLITE_STATIC);
- sqlite3VdbeSetColName(v, 5, COLNAME_NAME, "pk", SQLITE_STATIC);
+ setAllColumnNames(v, 6, azCol); assert( 6==ArraySize(azCol) );
sqlite3ViewGetColumnNames(pParse, pTab);
for(i=0, pCol=pTab->aCol; i<pTab->nCol; i++, pCol++){
if( IsHiddenColumn(pCol) ){
nHidden++;
continue;
}
- sqlite3VdbeAddOp2(v, OP_Integer, i-nHidden, 1);
- sqlite3VdbeAddOp4(v, OP_String8, 0, 2, 0, pCol->zName, 0);
- sqlite3VdbeAddOp4(v, OP_String8, 0, 3, 0,
- pCol->zType ? pCol->zType : "", 0);
- sqlite3VdbeAddOp2(v, OP_Integer, (pCol->notNull ? 1 : 0), 4);
- if( pCol->zDflt ){
- sqlite3VdbeAddOp4(v, OP_String8, 0, 5, 0, (char*)pCol->zDflt, 0);
- }else{
- sqlite3VdbeAddOp2(v, OP_Null, 0, 5);
- }
if( (pCol->colFlags & COLFLAG_PRIMKEY)==0 ){
k = 0;
}else if( pPk==0 ){
k = 1;
}else{
- for(k=1; ALWAYS(k<=pTab->nCol) && pPk->aiColumn[k-1]!=i; k++){}
+ for(k=1; k<=pTab->nCol && pPk->aiColumn[k-1]!=i; k++){}
}
- sqlite3VdbeAddOp2(v, OP_Integer, k, 6);
+ sqlite3VdbeMultiLoad(v, 1, "issisi",
+ i-nHidden,
+ pCol->zName,
+ pCol->zType ? pCol->zType : "",
+ pCol->notNull ? 1 : 0,
+ pCol->zDflt,
+ k);
sqlite3VdbeAddOp2(v, OP_ResultRow, 1, 6);
}
}
@@ -1483,31 +1084,26 @@ void sqlite3Pragma(
break;
case PragTyp_STATS: {
+ static const char *azCol[] = { "table", "index", "width", "height" };
Index *pIdx;
HashElem *i;
v = sqlite3GetVdbe(pParse);
- sqlite3VdbeSetNumCols(v, 4);
pParse->nMem = 4;
sqlite3CodeVerifySchema(pParse, iDb);
- sqlite3VdbeSetColName(v, 0, COLNAME_NAME, "table", SQLITE_STATIC);
- sqlite3VdbeSetColName(v, 1, COLNAME_NAME, "index", SQLITE_STATIC);
- sqlite3VdbeSetColName(v, 2, COLNAME_NAME, "width", SQLITE_STATIC);
- sqlite3VdbeSetColName(v, 3, COLNAME_NAME, "height", SQLITE_STATIC);
+ setAllColumnNames(v, 4, azCol); assert( 4==ArraySize(azCol) );
for(i=sqliteHashFirst(&pDb->pSchema->tblHash); i; i=sqliteHashNext(i)){
Table *pTab = sqliteHashData(i);
- sqlite3VdbeAddOp4(v, OP_String8, 0, 1, 0, pTab->zName, 0);
- sqlite3VdbeAddOp2(v, OP_Null, 0, 2);
- sqlite3VdbeAddOp2(v, OP_Integer,
- (int)sqlite3LogEstToInt(pTab->szTabRow), 3);
- sqlite3VdbeAddOp2(v, OP_Integer,
- (int)sqlite3LogEstToInt(pTab->nRowLogEst), 4);
+ sqlite3VdbeMultiLoad(v, 1, "ssii",
+ pTab->zName,
+ 0,
+ (int)sqlite3LogEstToInt(pTab->szTabRow),
+ (int)sqlite3LogEstToInt(pTab->nRowLogEst));
sqlite3VdbeAddOp2(v, OP_ResultRow, 1, 4);
for(pIdx=pTab->pIndex; pIdx; pIdx=pIdx->pNext){
- sqlite3VdbeAddOp4(v, OP_String8, 0, 2, 0, pIdx->zName, 0);
- sqlite3VdbeAddOp2(v, OP_Integer,
- (int)sqlite3LogEstToInt(pIdx->szIdxRow), 3);
- sqlite3VdbeAddOp2(v, OP_Integer,
- (int)sqlite3LogEstToInt(pIdx->aiRowLogEst[0]), 4);
+ sqlite3VdbeMultiLoad(v, 2, "sii",
+ pIdx->zName,
+ (int)sqlite3LogEstToInt(pIdx->szIdxRow),
+ (int)sqlite3LogEstToInt(pIdx->aiRowLogEst[0]));
sqlite3VdbeAddOp2(v, OP_ResultRow, 1, 4);
}
}
@@ -1519,21 +1115,35 @@ void sqlite3Pragma(
Table *pTab;
pIdx = sqlite3FindIndex(db, zRight, zDb);
if( pIdx ){
+ static const char *azCol[] = {
+ "seqno", "cid", "name", "desc", "coll", "key"
+ };
int i;
+ int mx;
+ if( pPragma->iArg ){
+ /* PRAGMA index_xinfo (newer version with more rows and columns) */
+ mx = pIdx->nColumn;
+ pParse->nMem = 6;
+ }else{
+ /* PRAGMA index_info (legacy version) */
+ mx = pIdx->nKeyCol;
+ pParse->nMem = 3;
+ }
pTab = pIdx->pTable;
- sqlite3VdbeSetNumCols(v, 3);
- pParse->nMem = 3;
sqlite3CodeVerifySchema(pParse, iDb);
- sqlite3VdbeSetColName(v, 0, COLNAME_NAME, "seqno", SQLITE_STATIC);
- sqlite3VdbeSetColName(v, 1, COLNAME_NAME, "cid", SQLITE_STATIC);
- sqlite3VdbeSetColName(v, 2, COLNAME_NAME, "name", SQLITE_STATIC);
- for(i=0; i<pIdx->nKeyCol; i++){
+ assert( pParse->nMem<=ArraySize(azCol) );
+ setAllColumnNames(v, pParse->nMem, azCol);
+ for(i=0; i<mx; i++){
i16 cnum = pIdx->aiColumn[i];
- sqlite3VdbeAddOp2(v, OP_Integer, i, 1);
- sqlite3VdbeAddOp2(v, OP_Integer, cnum, 2);
- assert( pTab->nCol>cnum );
- sqlite3VdbeAddOp4(v, OP_String8, 0, 3, 0, pTab->aCol[cnum].zName, 0);
- sqlite3VdbeAddOp2(v, OP_ResultRow, 1, 3);
+ sqlite3VdbeMultiLoad(v, 1, "iis", i, cnum,
+ cnum<0 ? 0 : pTab->aCol[cnum].zName);
+ if( pPragma->iArg ){
+ sqlite3VdbeMultiLoad(v, 4, "isi",
+ pIdx->aSortOrder[i],
+ pIdx->azColl[i],
+ i<pIdx->nKeyCol);
+ }
+ sqlite3VdbeAddOp2(v, OP_ResultRow, 1, pParse->nMem);
}
}
}
@@ -1545,53 +1155,53 @@ void sqlite3Pragma(
int i;
pTab = sqlite3FindTable(db, zRight, zDb);
if( pTab ){
+ static const char *azCol[] = {
+ "seq", "name", "unique", "origin", "partial"
+ };
v = sqlite3GetVdbe(pParse);
- sqlite3VdbeSetNumCols(v, 3);
- pParse->nMem = 3;
+ pParse->nMem = 5;
sqlite3CodeVerifySchema(pParse, iDb);
- sqlite3VdbeSetColName(v, 0, COLNAME_NAME, "seq", SQLITE_STATIC);
- sqlite3VdbeSetColName(v, 1, COLNAME_NAME, "name", SQLITE_STATIC);
- sqlite3VdbeSetColName(v, 2, COLNAME_NAME, "unique", SQLITE_STATIC);
+ setAllColumnNames(v, 5, azCol); assert( 5==ArraySize(azCol) );
for(pIdx=pTab->pIndex, i=0; pIdx; pIdx=pIdx->pNext, i++){
- sqlite3VdbeAddOp2(v, OP_Integer, i, 1);
- sqlite3VdbeAddOp4(v, OP_String8, 0, 2, 0, pIdx->zName, 0);
- sqlite3VdbeAddOp2(v, OP_Integer, IsUniqueIndex(pIdx), 3);
- sqlite3VdbeAddOp2(v, OP_ResultRow, 1, 3);
+ const char *azOrigin[] = { "c", "u", "pk" };
+ sqlite3VdbeMultiLoad(v, 1, "isisi",
+ i,
+ pIdx->zName,
+ IsUniqueIndex(pIdx),
+ azOrigin[pIdx->idxType],
+ pIdx->pPartIdxWhere!=0);
+ sqlite3VdbeAddOp2(v, OP_ResultRow, 1, 5);
}
}
}
break;
case PragTyp_DATABASE_LIST: {
+ static const char *azCol[] = { "seq", "name", "file" };
int i;
- sqlite3VdbeSetNumCols(v, 3);
pParse->nMem = 3;
- sqlite3VdbeSetColName(v, 0, COLNAME_NAME, "seq", SQLITE_STATIC);
- sqlite3VdbeSetColName(v, 1, COLNAME_NAME, "name", SQLITE_STATIC);
- sqlite3VdbeSetColName(v, 2, COLNAME_NAME, "file", SQLITE_STATIC);
+ setAllColumnNames(v, 3, azCol); assert( 3==ArraySize(azCol) );
for(i=0; i<db->nDb; i++){
if( db->aDb[i].pBt==0 ) continue;
assert( db->aDb[i].zName!=0 );
- sqlite3VdbeAddOp2(v, OP_Integer, i, 1);
- sqlite3VdbeAddOp4(v, OP_String8, 0, 2, 0, db->aDb[i].zName, 0);
- sqlite3VdbeAddOp4(v, OP_String8, 0, 3, 0,
- sqlite3BtreeGetFilename(db->aDb[i].pBt), 0);
+ sqlite3VdbeMultiLoad(v, 1, "iss",
+ i,
+ db->aDb[i].zName,
+ sqlite3BtreeGetFilename(db->aDb[i].pBt));
sqlite3VdbeAddOp2(v, OP_ResultRow, 1, 3);
}
}
break;
case PragTyp_COLLATION_LIST: {
+ static const char *azCol[] = { "seq", "name" };
int i = 0;
HashElem *p;
- sqlite3VdbeSetNumCols(v, 2);
pParse->nMem = 2;
- sqlite3VdbeSetColName(v, 0, COLNAME_NAME, "seq", SQLITE_STATIC);
- sqlite3VdbeSetColName(v, 1, COLNAME_NAME, "name", SQLITE_STATIC);
+ setAllColumnNames(v, 2, azCol); assert( 2==ArraySize(azCol) );
for(p=sqliteHashFirst(&db->aCollSeq); p; p=sqliteHashNext(p)){
CollSeq *pColl = (CollSeq *)sqliteHashData(p);
- sqlite3VdbeAddOp2(v, OP_Integer, i++, 1);
- sqlite3VdbeAddOp4(v, OP_String8, 0, 2, 0, pColl->zName, 0);
+ sqlite3VdbeMultiLoad(v, 1, "is", i++, pColl->zName);
sqlite3VdbeAddOp2(v, OP_ResultRow, 1, 2);
}
}
@@ -1607,33 +1217,26 @@ void sqlite3Pragma(
v = sqlite3GetVdbe(pParse);
pFK = pTab->pFKey;
if( pFK ){
+ static const char *azCol[] = {
+ "id", "seq", "table", "from", "to", "on_update", "on_delete",
+ "match"
+ };
int i = 0;
- sqlite3VdbeSetNumCols(v, 8);
pParse->nMem = 8;
sqlite3CodeVerifySchema(pParse, iDb);
- sqlite3VdbeSetColName(v, 0, COLNAME_NAME, "id", SQLITE_STATIC);
- sqlite3VdbeSetColName(v, 1, COLNAME_NAME, "seq", SQLITE_STATIC);
- sqlite3VdbeSetColName(v, 2, COLNAME_NAME, "table", SQLITE_STATIC);
- sqlite3VdbeSetColName(v, 3, COLNAME_NAME, "from", SQLITE_STATIC);
- sqlite3VdbeSetColName(v, 4, COLNAME_NAME, "to", SQLITE_STATIC);
- sqlite3VdbeSetColName(v, 5, COLNAME_NAME, "on_update", SQLITE_STATIC);
- sqlite3VdbeSetColName(v, 6, COLNAME_NAME, "on_delete", SQLITE_STATIC);
- sqlite3VdbeSetColName(v, 7, COLNAME_NAME, "match", SQLITE_STATIC);
+ setAllColumnNames(v, 8, azCol); assert( 8==ArraySize(azCol) );
while(pFK){
int j;
for(j=0; j<pFK->nCol; j++){
- char *zCol = pFK->aCol[j].zCol;
- char *zOnDelete = (char *)actionName(pFK->aAction[0]);
- char *zOnUpdate = (char *)actionName(pFK->aAction[1]);
- sqlite3VdbeAddOp2(v, OP_Integer, i, 1);
- sqlite3VdbeAddOp2(v, OP_Integer, j, 2);
- sqlite3VdbeAddOp4(v, OP_String8, 0, 3, 0, pFK->zTo, 0);
- sqlite3VdbeAddOp4(v, OP_String8, 0, 4, 0,
- pTab->aCol[pFK->aCol[j].iFrom].zName, 0);
- sqlite3VdbeAddOp4(v, zCol ? OP_String8 : OP_Null, 0, 5, 0, zCol, 0);
- sqlite3VdbeAddOp4(v, OP_String8, 0, 6, 0, zOnUpdate, 0);
- sqlite3VdbeAddOp4(v, OP_String8, 0, 7, 0, zOnDelete, 0);
- sqlite3VdbeAddOp4(v, OP_String8, 0, 8, 0, "NONE", 0);
+ sqlite3VdbeMultiLoad(v, 1, "iissssss",
+ i,
+ j,
+ pFK->zTo,
+ pTab->aCol[pFK->aCol[j].iFrom].zName,
+ pFK->aCol[j].zCol,
+ actionName(pFK->aAction[1]), /* ON UPDATE */
+ actionName(pFK->aAction[0]), /* ON DELETE */
+ "NONE");
sqlite3VdbeAddOp2(v, OP_ResultRow, 1, 8);
}
++i;
@@ -1662,17 +1265,14 @@ void sqlite3Pragma(
int addrTop; /* Top of a loop checking foreign keys */
int addrOk; /* Jump here if the key is OK */
int *aiCols; /* child to parent column mapping */
+ static const char *azCol[] = { "table", "rowid", "parent", "fkid" };
regResult = pParse->nMem+1;
pParse->nMem += 4;
regKey = ++pParse->nMem;
regRow = ++pParse->nMem;
v = sqlite3GetVdbe(pParse);
- sqlite3VdbeSetNumCols(v, 4);
- sqlite3VdbeSetColName(v, 0, COLNAME_NAME, "table", SQLITE_STATIC);
- sqlite3VdbeSetColName(v, 1, COLNAME_NAME, "rowid", SQLITE_STATIC);
- sqlite3VdbeSetColName(v, 2, COLNAME_NAME, "parent", SQLITE_STATIC);
- sqlite3VdbeSetColName(v, 3, COLNAME_NAME, "fkid", SQLITE_STATIC);
+ setAllColumnNames(v, 4, azCol); assert( 4==ArraySize(azCol) );
sqlite3CodeVerifySchema(pParse, iDb);
k = sqliteHashFirst(&db->aDb[iDb].pSchema->tblHash);
while( k ){
@@ -1687,8 +1287,7 @@ void sqlite3Pragma(
sqlite3TableLock(pParse, iDb, pTab->tnum, 0, pTab->zName);
if( pTab->nCol+regRow>pParse->nMem ) pParse->nMem = pTab->nCol + regRow;
sqlite3OpenTable(pParse, 0, iDb, pTab, OP_OpenRead);
- sqlite3VdbeAddOp4(v, OP_String8, 0, regResult, 0, pTab->zName,
- P4_TRANSIENT);
+ sqlite3VdbeLoadString(v, regResult, pTab->zName);
for(i=1, pFK=pTab->pFKey; pFK; i++, pFK=pFK->pNextFrom){
pParent = sqlite3FindTable(db, pFK->zTo, zDb);
if( pParent==0 ) continue;
@@ -1733,7 +1332,7 @@ void sqlite3Pragma(
sqlite3VdbeAddOp2(v, OP_Rowid, 0, regRow);
}
sqlite3VdbeAddOp3(v, OP_NotExists, i, 0, regRow); VdbeCoverage(v);
- sqlite3VdbeAddOp2(v, OP_Goto, 0, addrOk);
+ sqlite3VdbeGoto(v, addrOk);
sqlite3VdbeJumpHere(v, sqlite3VdbeCurrentAddr(v)-2);
}else{
for(j=0; j<pFK->nCol; j++){
@@ -1743,15 +1342,13 @@ void sqlite3Pragma(
}
if( pParent ){
sqlite3VdbeAddOp4(v, OP_MakeRecord, regRow, pFK->nCol, regKey,
- sqlite3IndexAffinityStr(v,pIdx), pFK->nCol);
+ sqlite3IndexAffinityStr(db,pIdx), pFK->nCol);
sqlite3VdbeAddOp4Int(v, OP_Found, i, addrOk, regKey, 0);
VdbeCoverage(v);
}
}
sqlite3VdbeAddOp2(v, OP_Rowid, 0, regResult+1);
- sqlite3VdbeAddOp4(v, OP_String8, 0, regResult+2, 0,
- pFK->zTo, P4_TRANSIENT);
- sqlite3VdbeAddOp2(v, OP_Integer, i-1, regResult+3);
+ sqlite3VdbeMultiLoad(v, regResult+2, "si", pFK->zTo, i-1);
sqlite3VdbeAddOp2(v, OP_ResultRow, regResult, 4);
sqlite3VdbeResolveLabel(v, addrOk);
sqlite3DbFree(db, aiCols);
@@ -1768,7 +1365,7 @@ void sqlite3Pragma(
case PragTyp_PARSER_TRACE: {
if( zRight ){
if( sqlite3GetBoolean(zRight, 0) ){
- sqlite3ParserTrace(stderr, "parser: ");
+ sqlite3ParserTrace(stdout, "parser: ");
}else{
sqlite3ParserTrace(0, 0);
}
@@ -1805,8 +1402,9 @@ void sqlite3Pragma(
*/
static const int iLn = VDBE_OFFSET_LINENO(2);
static const VdbeOpList endCode[] = {
- { OP_IfNeg, 1, 0, 0}, /* 0 */
- { OP_String8, 0, 3, 0}, /* 1 */
+ { OP_AddImm, 1, 0, 0}, /* 0 */
+ { OP_If, 1, 0, 0}, /* 1 */
+ { OP_String8, 0, 3, 0}, /* 2 */
{ OP_ResultRow, 3, 1, 0},
};
@@ -1827,8 +1425,7 @@ void sqlite3Pragma(
/* Initialize the VDBE program */
pParse->nMem = 6;
- sqlite3VdbeSetNumCols(v, 1);
- sqlite3VdbeSetColName(v, 0, COLNAME_NAME, "integrity_check", SQLITE_STATIC);
+ setOneColumnName(v, "integrity_check");
/* Set the maximum error count */
mxErr = SQLITE_INTEGRITY_CHECK_ERROR_MAX;
@@ -1909,7 +1506,7 @@ void sqlite3Pragma(
sqlite3VdbeAddOp2(v, OP_Halt, 0, 0);
sqlite3VdbeJumpHere(v, addr);
sqlite3ExprCacheClear(pParse);
- sqlite3OpenTableAndIndices(pParse, pTab, OP_OpenRead,
+ sqlite3OpenTableAndIndices(pParse, pTab, OP_OpenRead, 0,
1, 0, &iDataCur, &iIdxCur);
sqlite3VdbeAddOp2(v, OP_Integer, 0, 7);
for(j=0, pIdx=pTab->pIndex; pIdx; pIdx=pIdx->pNext, j++){
@@ -1950,13 +1547,11 @@ void sqlite3Pragma(
jmp2 = sqlite3VdbeAddOp4Int(v, OP_Found, iIdxCur+j, ckUniq, r1,
pIdx->nColumn); VdbeCoverage(v);
sqlite3VdbeAddOp2(v, OP_AddImm, 1, -1); /* Decrement error limit */
- sqlite3VdbeAddOp4(v, OP_String8, 0, 3, 0, "row ", P4_STATIC);
+ sqlite3VdbeLoadString(v, 3, "row ");
sqlite3VdbeAddOp3(v, OP_Concat, 7, 3, 3);
- sqlite3VdbeAddOp4(v, OP_String8, 0, 4, 0,
- " missing from index ", P4_STATIC);
+ sqlite3VdbeLoadString(v, 4, " missing from index ");
sqlite3VdbeAddOp3(v, OP_Concat, 4, 3, 3);
- jmp5 = sqlite3VdbeAddOp4(v, OP_String8, 0, 4, 0,
- pIdx->zName, P4_TRANSIENT);
+ jmp5 = sqlite3VdbeLoadString(v, 4, pIdx->zName);
sqlite3VdbeAddOp3(v, OP_Concat, 4, 3, 3);
sqlite3VdbeAddOp2(v, OP_ResultRow, 3, 1);
jmp4 = sqlite3VdbeAddOp1(v, OP_IfPos, 1); VdbeCoverage(v);
@@ -1971,20 +1566,19 @@ void sqlite3Pragma(
int kk;
for(kk=0; kk<pIdx->nKeyCol; kk++){
int iCol = pIdx->aiColumn[kk];
- assert( iCol>=0 && iCol<pTab->nCol );
- if( pTab->aCol[iCol].notNull ) continue;
+ assert( iCol!=XN_ROWID && iCol<pTab->nCol );
+ if( iCol>=0 && pTab->aCol[iCol].notNull ) continue;
sqlite3VdbeAddOp2(v, OP_IsNull, r1+kk, uniqOk);
VdbeCoverage(v);
}
jmp6 = sqlite3VdbeAddOp1(v, OP_Next, iIdxCur+j); VdbeCoverage(v);
- sqlite3VdbeAddOp2(v, OP_Goto, 0, uniqOk);
+ sqlite3VdbeGoto(v, uniqOk);
sqlite3VdbeJumpHere(v, jmp6);
sqlite3VdbeAddOp4Int(v, OP_IdxGT, iIdxCur+j, uniqOk, r1,
pIdx->nKeyCol); VdbeCoverage(v);
sqlite3VdbeAddOp2(v, OP_AddImm, 1, -1); /* Decrement error limit */
- sqlite3VdbeAddOp4(v, OP_String8, 0, 3, 0,
- "non-unique entry in index ", P4_STATIC);
- sqlite3VdbeAddOp2(v, OP_Goto, 0, jmp5);
+ sqlite3VdbeLoadString(v, 3, "non-unique entry in index ");
+ sqlite3VdbeGoto(v, jmp5);
sqlite3VdbeResolveLabel(v, uniqOk);
}
sqlite3VdbeJumpHere(v, jmp4);
@@ -1993,8 +1587,7 @@ void sqlite3Pragma(
sqlite3VdbeAddOp2(v, OP_Next, iDataCur, loopTop); VdbeCoverage(v);
sqlite3VdbeJumpHere(v, loopTop-1);
#ifndef SQLITE_OMIT_BTREECOUNT
- sqlite3VdbeAddOp4(v, OP_String8, 0, 2, 0,
- "wrong # of entries in index ", P4_STATIC);
+ sqlite3VdbeLoadString(v, 2, "wrong # of entries in index ");
for(j=0, pIdx=pTab->pIndex; pIdx; pIdx=pIdx->pNext, j++){
if( pPk==pIdx ) continue;
addr = sqlite3VdbeCurrentAddr(v);
@@ -2004,7 +1597,7 @@ void sqlite3Pragma(
sqlite3VdbeAddOp3(v, OP_Eq, 8+j, addr+8, 3); VdbeCoverage(v);
sqlite3VdbeChangeP5(v, SQLITE_NOTNULL);
sqlite3VdbeAddOp2(v, OP_AddImm, 1, -1);
- sqlite3VdbeAddOp4(v, OP_String8, 0, 3, 0, pIdx->zName, P4_TRANSIENT);
+ sqlite3VdbeLoadString(v, 3, pIdx->zName);
sqlite3VdbeAddOp3(v, OP_Concat, 3, 2, 7);
sqlite3VdbeAddOp2(v, OP_ResultRow, 7, 1);
}
@@ -2012,9 +1605,9 @@ void sqlite3Pragma(
}
}
addr = sqlite3VdbeAddOpList(v, ArraySize(endCode), endCode, iLn);
- sqlite3VdbeChangeP3(v, addr, -mxErr);
- sqlite3VdbeJumpHere(v, addr);
- sqlite3VdbeChangeP4(v, addr+1, "ok", P4_STATIC);
+ sqlite3VdbeChangeP2(v, addr, -mxErr);
+ sqlite3VdbeJumpHere(v, addr+1);
+ sqlite3VdbeChangeP4(v, addr+2, "ok", P4_STATIC);
}
break;
#endif /* SQLITE_OMIT_INTEGRITY_CHECK */
@@ -2060,14 +1653,10 @@ void sqlite3Pragma(
const struct EncName *pEnc;
if( !zRight ){ /* "PRAGMA encoding" */
if( sqlite3ReadSchema(pParse) ) goto pragma_out;
- sqlite3VdbeSetNumCols(v, 1);
- sqlite3VdbeSetColName(v, 0, COLNAME_NAME, "encoding", SQLITE_STATIC);
- sqlite3VdbeAddOp2(v, OP_String8, 0, 1);
assert( encnames[SQLITE_UTF8].enc==SQLITE_UTF8 );
assert( encnames[SQLITE_UTF16LE].enc==SQLITE_UTF16LE );
assert( encnames[SQLITE_UTF16BE].enc==SQLITE_UTF16BE );
- sqlite3VdbeChangeP4(v, -1, encnames[ENC(pParse->db)].zName, P4_STATIC);
- sqlite3VdbeAddOp2(v, OP_ResultRow, 1, 1);
+ returnSingleText(v, "encoding", encnames[ENC(pParse->db)].zName);
}else{ /* "PRAGMA encoding = XXX" */
/* Only change the value of sqlite.enc if the database handle is not
** initialized. If the main database exists, the new sqlite.enc value
@@ -2080,7 +1669,8 @@ void sqlite3Pragma(
){
for(pEnc=&encnames[0]; pEnc->zName; pEnc++){
if( 0==sqlite3StrICmp(zRight, pEnc->zName) ){
- ENC(pParse->db) = pEnc->enc ? pEnc->enc : SQLITE_UTF16NATIVE;
+ SCHEMA_ENC(db) = ENC(db) =
+ pEnc->enc ? pEnc->enc : SQLITE_UTF16NATIVE;
break;
}
}
@@ -2095,16 +1685,16 @@ void sqlite3Pragma(
#ifndef SQLITE_OMIT_SCHEMA_VERSION_PRAGMAS
/*
- ** PRAGMA [database.]schema_version
- ** PRAGMA [database.]schema_version = <integer>
+ ** PRAGMA [schema.]schema_version
+ ** PRAGMA [schema.]schema_version = <integer>
**
- ** PRAGMA [database.]user_version
- ** PRAGMA [database.]user_version = <integer>
+ ** PRAGMA [schema.]user_version
+ ** PRAGMA [schema.]user_version = <integer>
**
- ** PRAGMA [database.]freelist_count = <integer>
+ ** PRAGMA [schema.]freelist_count = <integer>
**
- ** PRAGMA [database.]application_id
- ** PRAGMA [database.]application_id = <integer>
+ ** PRAGMA [schema.]application_id
+ ** PRAGMA [schema.]application_id = <integer>
**
** The pragma's schema_version and user_version are used to set or get
** the value of the schema-version and user-version, respectively. Both
@@ -2125,24 +1715,9 @@ void sqlite3Pragma(
** applications for any purpose.
*/
case PragTyp_HEADER_VALUE: {
- int iCookie; /* Cookie index. 1 for schema-cookie, 6 for user-cookie. */
+ int iCookie = pPragma->iArg; /* Which cookie to read or write */
sqlite3VdbeUsesBtree(v, iDb);
- switch( zLeft[0] ){
- case 'a': case 'A':
- iCookie = BTREE_APPLICATION_ID;
- break;
- case 'f': case 'F':
- iCookie = BTREE_FREE_PAGE_COUNT;
- break;
- case 's': case 'S':
- iCookie = BTREE_SCHEMA_VERSION;
- break;
- default:
- iCookie = BTREE_USER_VERSION;
- break;
- }
-
- if( zRight && iCookie!=BTREE_FREE_PAGE_COUNT ){
+ if( zRight && (pPragma->mPragFlag & PragFlag_ReadOnly)==0 ){
/* Write the specified cookie value */
static const VdbeOpList setCookie[] = {
{ OP_Transaction, 0, 1, 0}, /* 0 */
@@ -2182,11 +1757,10 @@ void sqlite3Pragma(
case PragTyp_COMPILE_OPTIONS: {
int i = 0;
const char *zOpt;
- sqlite3VdbeSetNumCols(v, 1);
pParse->nMem = 1;
- sqlite3VdbeSetColName(v, 0, COLNAME_NAME, "compile_option", SQLITE_STATIC);
+ setOneColumnName(v, "compile_option");
while( (zOpt = sqlite3_compileoption_get(i++))!=0 ){
- sqlite3VdbeAddOp4(v, OP_String8, 0, 1, 0, zOpt, 0);
+ sqlite3VdbeLoadString(v, 1, zOpt);
sqlite3VdbeAddOp2(v, OP_ResultRow, 1, 1);
}
}
@@ -2195,11 +1769,12 @@ void sqlite3Pragma(
#ifndef SQLITE_OMIT_WAL
/*
- ** PRAGMA [database.]wal_checkpoint = passive|full|restart
+ ** PRAGMA [schema.]wal_checkpoint = passive|full|restart|truncate
**
** Checkpoint the database.
*/
case PragTyp_WAL_CHECKPOINT: {
+ static const char *azCol[] = { "busy", "log", "checkpointed" };
int iBt = (pId2->z?iDb:SQLITE_MAX_ATTACHED);
int eMode = SQLITE_CHECKPOINT_PASSIVE;
if( zRight ){
@@ -2207,14 +1782,12 @@ void sqlite3Pragma(
eMode = SQLITE_CHECKPOINT_FULL;
}else if( sqlite3StrICmp(zRight, "restart")==0 ){
eMode = SQLITE_CHECKPOINT_RESTART;
+ }else if( sqlite3StrICmp(zRight, "truncate")==0 ){
+ eMode = SQLITE_CHECKPOINT_TRUNCATE;
}
}
- sqlite3VdbeSetNumCols(v, 3);
+ setAllColumnNames(v, 3, azCol); assert( 3==ArraySize(azCol) );
pParse->nMem = 3;
- sqlite3VdbeSetColName(v, 0, COLNAME_NAME, "busy", SQLITE_STATIC);
- sqlite3VdbeSetColName(v, 1, COLNAME_NAME, "log", SQLITE_STATIC);
- sqlite3VdbeSetColName(v, 2, COLNAME_NAME, "checkpointed", SQLITE_STATIC);
-
sqlite3VdbeAddOp3(v, OP_Checkpoint, iBt, eMode, 1);
sqlite3VdbeAddOp2(v, OP_ResultRow, 1, 3);
}
@@ -2232,7 +1805,7 @@ void sqlite3Pragma(
if( zRight ){
sqlite3_wal_autocheckpoint(db, sqlite3Atoi(zRight));
}
- returnSingleInt(pParse, "wal_autocheckpoint",
+ returnSingleInt(v, "wal_autocheckpoint",
db->xWalCallback==sqlite3WalDefaultHook ?
SQLITE_PTR_TO_INT(db->pWalArg) : 0);
}
@@ -2242,8 +1815,9 @@ void sqlite3Pragma(
/*
** PRAGMA shrink_memory
**
- ** This pragma attempts to free as much memory as possible from the
- ** current database connection.
+ ** IMPLEMENTATION-OF: R-23445-46109 This pragma causes the database
+ ** connection on which it is invoked to free up as much memory as it
+ ** can, by calling sqlite3_db_release_memory().
*/
case PragTyp_SHRINK_MEMORY: {
sqlite3_db_release_memory(db);
@@ -2260,11 +1834,11 @@ void sqlite3Pragma(
** disables the timeout.
*/
/*case PragTyp_BUSY_TIMEOUT*/ default: {
- assert( aPragmaNames[mid].ePragTyp==PragTyp_BUSY_TIMEOUT );
+ assert( pPragma->ePragTyp==PragTyp_BUSY_TIMEOUT );
if( zRight ){
sqlite3_busy_timeout(db, sqlite3Atoi(zRight));
}
- returnSingleInt(pParse, "timeout", db->busyTimeout);
+ returnSingleInt(v, "timeout", db->busyTimeout);
break;
}
@@ -2272,15 +1846,19 @@ void sqlite3Pragma(
** PRAGMA soft_heap_limit
** PRAGMA soft_heap_limit = N
**
- ** Call sqlite3_soft_heap_limit64(N). Return the result. If N is omitted,
- ** use -1.
+ ** IMPLEMENTATION-OF: R-26343-45930 This pragma invokes the
+ ** sqlite3_soft_heap_limit64() interface with the argument N, if N is
+ ** specified and is a non-negative integer.
+ ** IMPLEMENTATION-OF: R-64451-07163 The soft_heap_limit pragma always
+ ** returns the same integer that would be returned by the
+ ** sqlite3_soft_heap_limit64(-1) C-language function.
*/
case PragTyp_SOFT_HEAP_LIMIT: {
sqlite3_int64 N;
if( zRight && sqlite3DecOrHexToI64(zRight, &N)==SQLITE_OK ){
sqlite3_soft_heap_limit64(N);
}
- returnSingleInt(pParse, "soft_heap_limit", sqlite3_soft_heap_limit64(-1));
+ returnSingleInt(v, "soft_heap_limit", sqlite3_soft_heap_limit64(-1));
break;
}
@@ -2299,7 +1877,7 @@ void sqlite3Pragma(
){
sqlite3_limit(db, SQLITE_LIMIT_WORKER_THREADS, (int)(N&0x7fffffff));
}
- returnSingleInt(pParse, "threads",
+ returnSingleInt(v, "threads",
sqlite3_limit(db, SQLITE_LIMIT_WORKER_THREADS, -1));
break;
}
@@ -2312,17 +1890,15 @@ void sqlite3Pragma(
static const char *const azLockName[] = {
"unlocked", "shared", "reserved", "pending", "exclusive"
};
+ static const char *azCol[] = { "database", "status" };
int i;
- sqlite3VdbeSetNumCols(v, 2);
+ setAllColumnNames(v, 2, azCol); assert( 2==ArraySize(azCol) );
pParse->nMem = 2;
- sqlite3VdbeSetColName(v, 0, COLNAME_NAME, "database", SQLITE_STATIC);
- sqlite3VdbeSetColName(v, 1, COLNAME_NAME, "status", SQLITE_STATIC);
for(i=0; i<db->nDb; i++){
Btree *pBt;
const char *zState = "unknown";
int j;
if( db->aDb[i].zName==0 ) continue;
- sqlite3VdbeAddOp4(v, OP_String8, 0, 1, 0, db->aDb[i].zName, P4_STATIC);
pBt = db->aDb[i].pBt;
if( pBt==0 || sqlite3BtreePager(pBt)==0 ){
zState = "closed";
@@ -2330,7 +1906,7 @@ void sqlite3Pragma(
SQLITE_FCNTL_LOCKSTATE, &j)==SQLITE_OK ){
zState = azLockName[j];
}
- sqlite3VdbeAddOp4(v, OP_String8, 0, 2, 0, zState, P4_STATIC);
+ sqlite3VdbeMultiLoad(v, 1, "ss", db->aDb[i].zName, zState);
sqlite3VdbeAddOp2(v, OP_ResultRow, 1, 2);
}
break;
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