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Enhance the PRAGMA integrity_check command to detect UNIQUE and NOT NULL

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constraint violations.

FossilOrigin-Name: 9abcf2698c09f4f6a44a68e74f9f6b538f3253d6
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drh
2014-08-01 01:40:33 +00:00
parent 5f1d1d9c87
commit cefc87fca5
5 changed files with 94 additions and 21 deletions
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test/pragma.test
+26 -1
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@@ -431,7 +431,32 @@ Page 6 is never used} {row 1 missing from index i2}}
db eval {PRAGMA integrity_check}
} {ok}
}
#exit
# Verify that PRAGMA integrity_check catches UNIQUE and NOT NULL
# constraint violations.
#
do_execsql_test pragma-3.20 {
CREATE TABLE t1(a,b);
CREATE INDEX t1a ON t1(a);
INSERT INTO t1 VALUES(1,1),(2,2),(3,3),(2,4),(NULL,5),(NULL,6);
PRAGMA writable_schema=ON;
UPDATE sqlite_master SET sql='CREATE UNIQUE INDEX t1a ON t1(a)'
WHERE name='t1a';
UPDATE sqlite_master SET sql='CREATE TABLE t1(a NOT NULL,b)'
WHERE name='t1';
PRAGMA writable_schema=OFF;
ALTER TABLE t1 RENAME TO t1x;
PRAGMA integrity_check;
} {{non-unique entry in index t1a} {NULL value in t1x.a} {non-unique entry in index t1a} {NULL value in t1x.a}}
do_execsql_test pragma-3.21 {
PRAGMA integrity_check(3);
} {{non-unique entry in index t1a} {NULL value in t1x.a} {non-unique entry in index t1a}}
do_execsql_test pragma-3.22 {
PRAGMA integrity_check(2);
} {{non-unique entry in index t1a} {NULL value in t1x.a}}
do_execsql_test pragma-3.21 {
PRAGMA integrity_check(1);
} {{non-unique entry in index t1a}}
# Test modifying the cache_size of an attached database.
ifcapable pager_pragmas&&attach {