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Fix where.c handling of "IN (SELECT ...)" expressions when the SELECT returns more than one result column. Also error handling for other row value constructor cases.

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FossilOrigin-Name: 061b8006034f06a0311b4304c8b14d2c8b0153df
This commit is contained in:
dan
2016-07-26 18:06:08 +00:00
parent ba00e30a3a
commit 8da209b169
14 changed files with 233 additions and 70 deletions
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49
test/rowvalue3.test
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@@ -42,11 +42,56 @@ foreach {tn sql res} {
do_execsql_test 1.$tn $sql $res
}
#explain_i { SELECT (4, NULL) IN (SELECT a, b FROM t1) }
#do_execsql_test 2 { SELECT (4, NULL) IN (SELECT a, b FROM t1) } {}
#-------------------------------------------------------------------------
do_execsql_test 2.0 {
CREATE TABLE z1(x, y, z);
CREATE TABLE kk(a, b);
INSERT INTO z1 VALUES('a', 'b', 'c');
INSERT INTO z1 VALUES('d', 'e', 'f');
INSERT INTO z1 VALUES('g', 'h', 'i');
-- INSERT INTO kk VALUES('y', 'y');
INSERT INTO kk VALUES('d', 'e');
-- INSERT INTO kk VALUES('x', 'x');
}
foreach {tn idx} {
1 { }
2 { CREATE INDEX z1idx ON z1(x, y) }
3 { CREATE UNIQUE INDEX z1idx ON z1(x, y) }
} {
execsql "DROP INDEX IF EXISTS z1idx"
execsql $idx
do_execsql_test 2.$tn.1 {
SELECT * FROM z1 WHERE x IN (SELECT a FROM kk)
} {d e f}
do_execsql_test 2.$tn.2 {
SELECT * FROM z1 WHERE (x,y) IN (SELECT a, b FROM kk)
} {d e f}
do_execsql_test 2.$tn.3 {
SELECT * FROM z1 WHERE (x, +y) IN (SELECT a, b FROM kk)
} {d e f}
do_execsql_test 2.$tn.4 {
SELECT * FROM z1 WHERE (x, +y) IN (SELECT a, b||'x' FROM kk)
} {}
do_execsql_test 2.$tn.5 {
SELECT * FROM z1 WHERE (+x, y) IN (SELECT a, b FROM kk)
} {d e f}
}
explain_i {
SELECT * FROM z1 WHERE (x, y) IN (SELECT a, b FROM kk)
}
finish_test