Index: third_party/sqlite/sqlite-src-3080704/test/index7.test |
diff --git a/third_party/sqlite/sqlite-src-3080704/test/index7.test b/third_party/sqlite/sqlite-src-3080704/test/index7.test |
new file mode 100644 |
index 0000000000000000000000000000000000000000..0f341a3129f84c523fef6cf9f70e1e415d8d7a00 |
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+# 2013-11-04 |
+# |
+# 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. |
+# |
+#*********************************************************************** |
+# |
+# Test cases for partial indices in WITHOUT ROWID tables |
+# |
+ |
+ |
+set testdir [file dirname $argv0] |
+source $testdir/tester.tcl |
+ |
+ifcapable !vtab { |
+ finish_test |
+ return |
+} |
+ |
+load_static_extension db wholenumber; |
+do_test index7-1.1 { |
+ # Able to parse and manage partial indices |
+ execsql { |
+ CREATE TABLE t1(a,b,c PRIMARY KEY) WITHOUT rowid; |
+ CREATE INDEX t1a ON t1(a) WHERE a IS NOT NULL; |
+ CREATE INDEX t1b ON t1(b) WHERE b>10; |
+ CREATE VIRTUAL TABLE nums USING wholenumber; |
+ INSERT INTO t1(a,b,c) |
+ SELECT CASE WHEN value%3!=0 THEN value END, value, value |
+ FROM nums WHERE value<=20; |
+ SELECT count(a), count(b) FROM t1; |
+ PRAGMA integrity_check; |
+ } |
+} {14 20 ok} |
+ |
+# Make sure the count(*) optimization works correctly with |
+# partial indices. Ticket [a5c8ed66cae16243be6] 2013-10-03. |
+# |
+do_execsql_test index7-1.1.1 { |
+ SELECT count(*) FROM t1; |
+} {20} |
+ |
+# Error conditions during parsing... |
+# |
+do_test index7-1.2 { |
+ catchsql { |
+ CREATE INDEX bad1 ON t1(a,b) WHERE x IS NOT NULL; |
+ } |
+} {1 {no such column: x}} |
+do_test index7-1.3 { |
+ catchsql { |
+ CREATE INDEX bad1 ON t1(a,b) WHERE EXISTS(SELECT * FROM t1); |
+ } |
+} {1 {subqueries prohibited in partial index WHERE clauses}} |
+do_test index7-1.4 { |
+ catchsql { |
+ CREATE INDEX bad1 ON t1(a,b) WHERE a!=?1; |
+ } |
+} {1 {parameters prohibited in partial index WHERE clauses}} |
+do_test index7-1.5 { |
+ catchsql { |
+ CREATE INDEX bad1 ON t1(a,b) WHERE a!=random(); |
+ } |
+} {1 {functions prohibited in partial index WHERE clauses}} |
+do_test index7-1.6 { |
+ catchsql { |
+ CREATE INDEX bad1 ON t1(a,b) WHERE a NOT LIKE 'abc%'; |
+ } |
+} {1 {functions prohibited in partial index WHERE clauses}} |
+ |
+do_test index7-1.10 { |
+ execsql { |
+ ANALYZE; |
+ SELECT idx, stat FROM sqlite_stat1 ORDER BY idx; |
+ PRAGMA integrity_check; |
+ } |
+} {t1 {20 1} t1a {14 1} t1b {10 1} ok} |
+ |
+# STAT1 shows the partial indices have a reduced number of |
+# rows. |
+# |
+do_test index7-1.11 { |
+ execsql { |
+ UPDATE t1 SET a=b; |
+ ANALYZE; |
+ SELECT idx, stat FROM sqlite_stat1 ORDER BY idx; |
+ PRAGMA integrity_check; |
+ } |
+} {t1 {20 1} t1a {20 1} t1b {10 1} ok} |
+ |
+do_test index7-1.11b { |
+ execsql { |
+ UPDATE t1 SET a=NULL WHERE b%3!=0; |
+ UPDATE t1 SET b=b+100; |
+ ANALYZE; |
+ SELECT idx, stat FROM sqlite_stat1 ORDER BY idx; |
+ PRAGMA integrity_check; |
+ } |
+} {t1 {20 1} t1a {6 1} t1b {20 1} ok} |
+ |
+do_test index7-1.12 { |
+ execsql { |
+ UPDATE t1 SET a=CASE WHEN b%3!=0 THEN b END; |
+ UPDATE t1 SET b=b-100; |
+ ANALYZE; |
+ SELECT idx, stat FROM sqlite_stat1 ORDER BY idx; |
+ PRAGMA integrity_check; |
+ } |
+} {t1 {20 1} t1a {13 1} t1b {10 1} ok} |
+ |
+do_test index7-1.13 { |
+ execsql { |
+ DELETE FROM t1 WHERE b BETWEEN 8 AND 12; |
+ ANALYZE; |
+ SELECT idx, stat FROM sqlite_stat1 ORDER BY idx; |
+ PRAGMA integrity_check; |
+ } |
+} {t1 {15 1} t1a {10 1} t1b {8 1} ok} |
+ |
+do_test index7-1.14 { |
+ execsql { |
+ REINDEX; |
+ ANALYZE; |
+ SELECT idx, stat FROM sqlite_stat1 ORDER BY idx; |
+ PRAGMA integrity_check; |
+ } |
+} {t1 {15 1} t1a {10 1} t1b {8 1} ok} |
+ |
+do_test index7-1.15 { |
+ execsql { |
+ CREATE INDEX t1c ON t1(c); |
+ ANALYZE; |
+ SELECT idx, stat FROM sqlite_stat1 ORDER BY idx; |
+ PRAGMA integrity_check; |
+ } |
+} {t1 {15 1} t1a {10 1} t1b {8 1} t1c {15 1} ok} |
+ |
+# Queries use partial indices as appropriate times. |
+# |
+do_test index7-2.1 { |
+ execsql { |
+ CREATE TABLE t2(a,b PRIMARY KEY) without rowid; |
+ INSERT INTO t2(a,b) SELECT value, value FROM nums WHERE value<1000; |
+ UPDATE t2 SET a=NULL WHERE b%5==0; |
+ CREATE INDEX t2a1 ON t2(a) WHERE a IS NOT NULL; |
+ SELECT count(*) FROM t2 WHERE a IS NOT NULL; |
+ } |
+} {800} |
+do_test index7-2.2 { |
+ execsql { |
+ EXPLAIN QUERY PLAN |
+ SELECT * FROM t2 WHERE a=5; |
+ } |
+} {/.* TABLE t2 USING COVERING INDEX t2a1 .*/} |
+ifcapable stat4||stat3 { |
+ do_test index7-2.3stat4 { |
+ execsql { |
+ EXPLAIN QUERY PLAN |
+ SELECT * FROM t2 WHERE a IS NOT NULL; |
+ } |
+ } {/.* TABLE t2 USING COVERING INDEX t2a1 .*/} |
+} else { |
+ do_test index7-2.3stat4 { |
+ execsql { |
+ EXPLAIN QUERY PLAN |
+ SELECT * FROM t2 WHERE a IS NOT NULL AND a>0; |
+ } |
+ } {/.* TABLE t2 USING COVERING INDEX t2a1 .*/} |
+} |
+do_test index7-2.4 { |
+ execsql { |
+ EXPLAIN QUERY PLAN |
+ SELECT * FROM t2 WHERE a IS NULL; |
+ } |
+} {~/.*INDEX t2a1.*/} |
+ |
+do_execsql_test index7-2.101 { |
+ DROP INDEX t2a1; |
+ UPDATE t2 SET a=b, b=b+10000; |
+ SELECT b FROM t2 WHERE a=15; |
+} {10015} |
+do_execsql_test index7-2.102 { |
+ CREATE INDEX t2a2 ON t2(a) WHERE a<100 OR a>200; |
+ SELECT b FROM t2 WHERE a=15; |
+ PRAGMA integrity_check; |
+} {10015 ok} |
+do_execsql_test index7-2.102eqp { |
+ EXPLAIN QUERY PLAN |
+ SELECT b FROM t2 WHERE a=15; |
+} {~/.*INDEX t2a2.*/} |
+do_execsql_test index7-2.103 { |
+ SELECT b FROM t2 WHERE a=15 AND a<100; |
+} {10015} |
+do_execsql_test index7-2.103eqp { |
+ EXPLAIN QUERY PLAN |
+ SELECT b FROM t2 WHERE a=15 AND a<100; |
+} {/.*INDEX t2a2.*/} |
+do_execsql_test index7-2.104 { |
+ SELECT b FROM t2 WHERE a=515 AND a>200; |
+} {10515} |
+do_execsql_test index7-2.104eqp { |
+ EXPLAIN QUERY PLAN |
+ SELECT b FROM t2 WHERE a=515 AND a>200; |
+} {/.*INDEX t2a2.*/} |
+ |
+# Partial UNIQUE indices |
+# |
+do_execsql_test index7-3.1 { |
+ CREATE TABLE t3(a,b PRIMARY KEY) without rowid; |
+ INSERT INTO t3 SELECT value, value FROM nums WHERE value<200; |
+ UPDATE t3 SET a=999 WHERE b%5!=0; |
+ CREATE UNIQUE INDEX t3a ON t3(a) WHERE a<>999; |
+} {} |
+do_test index7-3.2 { |
+ # unable to insert a duplicate row a-value that is not 999. |
+ catchsql { |
+ INSERT INTO t3(a,b) VALUES(150, 'test1'); |
+ } |
+} {1 {UNIQUE constraint failed: t3.a}} |
+do_test index7-3.3 { |
+ # can insert multiple rows with a==999 because such rows are not |
+ # part of the unique index. |
+ catchsql { |
+ INSERT INTO t3(a,b) VALUES(999, 'test1'), (999, 'test2'); |
+ } |
+} {0 {}} |
+do_execsql_test index7-3.4 { |
+ SELECT count(*) FROM t3 WHERE a=999; |
+} {162} |
+integrity_check index7-3.5 |
+ |
+do_execsql_test index7-4.0 { |
+ VACUUM; |
+ PRAGMA integrity_check; |
+} {ok} |
+ |
+# Silently ignore database name qualifiers in partial indices. |
+# |
+do_execsql_test index7-5.0 { |
+ CREATE INDEX t3b ON t3(b) WHERE xyzzy.t3.b BETWEEN 5 AND 10; |
+ /* ^^^^^-- ignored */ |
+ ANALYZE; |
+ SELECT count(*) FROM t3 WHERE t3.b BETWEEN 5 AND 10; |
+ SELECT stat+0 FROM sqlite_stat1 WHERE idx='t3b'; |
+} {6 6} |
+ |
+# Verify that the problem identified by ticket [98d973b8f5] has been fixed. |
+# |
+do_execsql_test index7-6.1 { |
+ CREATE TABLE t5(a, b); |
+ CREATE TABLE t4(c, d); |
+ INSERT INTO t5 VALUES(1, 'xyz'); |
+ INSERT INTO t4 VALUES('abc', 'not xyz'); |
+ SELECT * FROM (SELECT * FROM t5 WHERE a=1 AND b='xyz'), t4 WHERE c='abc'; |
+} { |
+ 1 xyz abc {not xyz} |
+} |
+do_execsql_test index7-6.2 { |
+ CREATE INDEX i4 ON t4(c) WHERE d='xyz'; |
+ SELECT * FROM (SELECT * FROM t5 WHERE a=1 AND b='xyz'), t4 WHERE c='abc'; |
+} { |
+ 1 xyz abc {not xyz} |
+} |
+do_execsql_test index7-6.3 { |
+ CREATE VIEW v4 AS SELECT * FROM t4; |
+ INSERT INTO t4 VALUES('def', 'xyz'); |
+ SELECT * FROM v4 WHERE d='xyz' AND c='def' |
+} { |
+ def xyz |
+} |
+do_eqp_test index7-6.4 { |
+ SELECT * FROM v4 WHERE d='xyz' AND c='def' |
+} { |
+ 0 0 0 {SEARCH TABLE t4 USING INDEX i4 (c=?)} |
+} |
+ |
+finish_test |