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Chagnes the ESCAPE clause on the LIKE operator to overwrite wildcard

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characters, in order ot match the behavior of PosgreSQL.

FossilOrigin-Name: 11e0844f71e8f2d27ce9363fb505e02fd7795c61dae0b3886cf0d8df4484dd97
This commit is contained in:
drh
2020-03-19 18:13:28 +00:00
parent f0a2172d1d
commit 589c787620
7 changed files with 74 additions and 27 deletions
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18
test/icu.test
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@ -146,4 +146,22 @@ ifcapable icu {
}
}
# 2020-03-19
# The ESCAPE clause on LIKE takes precedence over wildcards
#
do_execsql_test idu-6.0 {
DROP TABLE IF EXISTS t1;
CREATE TABLE t1(id INTEGER PRIMARY KEY, x TEXT);
INSERT INTO t1 VALUES
(1,'abcde'),
(2,'abc_'),
(3,'abc__'),
(4,'abc%'),
(5,'abc%%');
SELECT id FROM t1 WHERE x LIKE 'abc%%' ESCAPE '%';
} {4}
do_execsql_test icu-6.1 {
SELECT id FROM t1 WHERE x LIKE 'abc__' ESCAPE '_';
} {2}
finish_test