Index: third_party/sqlite/sqlite-src-3080704/src/sqliteLimit.h |
diff --git a/third_party/sqlite/sqlite-src-3080704/src/sqliteLimit.h b/third_party/sqlite/sqlite-src-3080704/src/sqliteLimit.h |
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+/* |
+** 2007 May 7 |
+** |
+** The author disclaims copyright to this source code. In place of |
+** a legal notice, here is a blessing: |
+** |
+** May you do good and not evil. |
+** May you find forgiveness for yourself and forgive others. |
+** May you share freely, never taking more than you give. |
+** |
+************************************************************************* |
+** |
+** This file defines various limits of what SQLite can process. |
+*/ |
+ |
+/* |
+** The maximum length of a TEXT or BLOB in bytes. This also |
+** limits the size of a row in a table or index. |
+** |
+** The hard limit is the ability of a 32-bit signed integer |
+** to count the size: 2^31-1 or 2147483647. |
+*/ |
+#ifndef SQLITE_MAX_LENGTH |
+# define SQLITE_MAX_LENGTH 1000000000 |
+#endif |
+ |
+/* |
+** This is the maximum number of |
+** |
+** * Columns in a table |
+** * Columns in an index |
+** * Columns in a view |
+** * Terms in the SET clause of an UPDATE statement |
+** * Terms in the result set of a SELECT statement |
+** * Terms in the GROUP BY or ORDER BY clauses of a SELECT statement. |
+** * Terms in the VALUES clause of an INSERT statement |
+** |
+** The hard upper limit here is 32676. Most database people will |
+** tell you that in a well-normalized database, you usually should |
+** not have more than a dozen or so columns in any table. And if |
+** that is the case, there is no point in having more than a few |
+** dozen values in any of the other situations described above. |
+*/ |
+#ifndef SQLITE_MAX_COLUMN |
+# define SQLITE_MAX_COLUMN 2000 |
+#endif |
+ |
+/* |
+** The maximum length of a single SQL statement in bytes. |
+** |
+** It used to be the case that setting this value to zero would |
+** turn the limit off. That is no longer true. It is not possible |
+** to turn this limit off. |
+*/ |
+#ifndef SQLITE_MAX_SQL_LENGTH |
+# define SQLITE_MAX_SQL_LENGTH 1000000000 |
+#endif |
+ |
+/* |
+** The maximum depth of an expression tree. This is limited to |
+** some extent by SQLITE_MAX_SQL_LENGTH. But sometime you might |
+** want to place more severe limits on the complexity of an |
+** expression. |
+** |
+** A value of 0 used to mean that the limit was not enforced. |
+** But that is no longer true. The limit is now strictly enforced |
+** at all times. |
+*/ |
+#ifndef SQLITE_MAX_EXPR_DEPTH |
+# define SQLITE_MAX_EXPR_DEPTH 1000 |
+#endif |
+ |
+/* |
+** The maximum number of terms in a compound SELECT statement. |
+** The code generator for compound SELECT statements does one |
+** level of recursion for each term. A stack overflow can result |
+** if the number of terms is too large. In practice, most SQL |
+** never has more than 3 or 4 terms. Use a value of 0 to disable |
+** any limit on the number of terms in a compount SELECT. |
+*/ |
+#ifndef SQLITE_MAX_COMPOUND_SELECT |
+# define SQLITE_MAX_COMPOUND_SELECT 500 |
+#endif |
+ |
+/* |
+** The maximum number of opcodes in a VDBE program. |
+** Not currently enforced. |
+*/ |
+#ifndef SQLITE_MAX_VDBE_OP |
+# define SQLITE_MAX_VDBE_OP 25000 |
+#endif |
+ |
+/* |
+** The maximum number of arguments to an SQL function. |
+*/ |
+#ifndef SQLITE_MAX_FUNCTION_ARG |
+# define SQLITE_MAX_FUNCTION_ARG 127 |
+#endif |
+ |
+/* |
+** The maximum number of in-memory pages to use for the main database |
+** table and for temporary tables. The SQLITE_DEFAULT_CACHE_SIZE |
+*/ |
+#ifndef SQLITE_DEFAULT_CACHE_SIZE |
+# define SQLITE_DEFAULT_CACHE_SIZE 2000 |
+#endif |
+#ifndef SQLITE_DEFAULT_TEMP_CACHE_SIZE |
+# define SQLITE_DEFAULT_TEMP_CACHE_SIZE 500 |
+#endif |
+ |
+/* |
+** The default number of frames to accumulate in the log file before |
+** checkpointing the database in WAL mode. |
+*/ |
+#ifndef SQLITE_DEFAULT_WAL_AUTOCHECKPOINT |
+# define SQLITE_DEFAULT_WAL_AUTOCHECKPOINT 1000 |
+#endif |
+ |
+/* |
+** The maximum number of attached databases. This must be between 0 |
+** and 62. The upper bound on 62 is because a 64-bit integer bitmap |
+** is used internally to track attached databases. |
+*/ |
+#ifndef SQLITE_MAX_ATTACHED |
+# define SQLITE_MAX_ATTACHED 10 |
+#endif |
+ |
+ |
+/* |
+** The maximum value of a ?nnn wildcard that the parser will accept. |
+*/ |
+#ifndef SQLITE_MAX_VARIABLE_NUMBER |
+# define SQLITE_MAX_VARIABLE_NUMBER 999 |
+#endif |
+ |
+/* Maximum page size. The upper bound on this value is 65536. This a limit |
+** imposed by the use of 16-bit offsets within each page. |
+** |
+** Earlier versions of SQLite allowed the user to change this value at |
+** compile time. This is no longer permitted, on the grounds that it creates |
+** a library that is technically incompatible with an SQLite library |
+** compiled with a different limit. If a process operating on a database |
+** with a page-size of 65536 bytes crashes, then an instance of SQLite |
+** compiled with the default page-size limit will not be able to rollback |
+** the aborted transaction. This could lead to database corruption. |
+*/ |
+#ifdef SQLITE_MAX_PAGE_SIZE |
+# undef SQLITE_MAX_PAGE_SIZE |
+#endif |
+#define SQLITE_MAX_PAGE_SIZE 65536 |
+ |
+ |
+/* |
+** The default size of a database page. |
+*/ |
+#ifndef SQLITE_DEFAULT_PAGE_SIZE |
+# define SQLITE_DEFAULT_PAGE_SIZE 1024 |
+#endif |
+#if SQLITE_DEFAULT_PAGE_SIZE>SQLITE_MAX_PAGE_SIZE |
+# undef SQLITE_DEFAULT_PAGE_SIZE |
+# define SQLITE_DEFAULT_PAGE_SIZE SQLITE_MAX_PAGE_SIZE |
+#endif |
+ |
+/* |
+** Ordinarily, if no value is explicitly provided, SQLite creates databases |
+** with page size SQLITE_DEFAULT_PAGE_SIZE. However, based on certain |
+** device characteristics (sector-size and atomic write() support), |
+** SQLite may choose a larger value. This constant is the maximum value |
+** SQLite will choose on its own. |
+*/ |
+#ifndef SQLITE_MAX_DEFAULT_PAGE_SIZE |
+# define SQLITE_MAX_DEFAULT_PAGE_SIZE 8192 |
+#endif |
+#if SQLITE_MAX_DEFAULT_PAGE_SIZE>SQLITE_MAX_PAGE_SIZE |
+# undef SQLITE_MAX_DEFAULT_PAGE_SIZE |
+# define SQLITE_MAX_DEFAULT_PAGE_SIZE SQLITE_MAX_PAGE_SIZE |
+#endif |
+ |
+ |
+/* |
+** Maximum number of pages in one database file. |
+** |
+** This is really just the default value for the max_page_count pragma. |
+** This value can be lowered (or raised) at run-time using that the |
+** max_page_count macro. |
+*/ |
+#ifndef SQLITE_MAX_PAGE_COUNT |
+# define SQLITE_MAX_PAGE_COUNT 1073741823 |
+#endif |
+ |
+/* |
+** Maximum length (in bytes) of the pattern in a LIKE or GLOB |
+** operator. |
+*/ |
+#ifndef SQLITE_MAX_LIKE_PATTERN_LENGTH |
+# define SQLITE_MAX_LIKE_PATTERN_LENGTH 50000 |
+#endif |
+ |
+/* |
+** Maximum depth of recursion for triggers. |
+** |
+** A value of 1 means that a trigger program will not be able to itself |
+** fire any triggers. A value of 0 means that no trigger programs at all |
+** may be executed. |
+*/ |
+#ifndef SQLITE_MAX_TRIGGER_DEPTH |
+# define SQLITE_MAX_TRIGGER_DEPTH 1000 |
+#endif |