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Diffstat (limited to 'test/rowvalue3.test')
| -rw-r--r-- | test/rowvalue3.test | 221 |
1 files changed, 221 insertions, 0 deletions
diff --git a/test/rowvalue3.test b/test/rowvalue3.test new file mode 100644 index 0000000..80ebeb7 --- /dev/null +++ b/test/rowvalue3.test @@ -0,0 +1,221 @@ +# 2016 June 17 +# +# 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 implements regression tests for SQLite library. The +# focus of this file is testing "(...) IN (SELECT ...)" expressions +# where the SELECT statement returns more than one column. +# + +set testdir [file dirname $argv0] +source $testdir/tester.tcl +set ::testprefix rowvalue3 + +do_execsql_test 1.0 { + CREATE TABLE t1(a, b, c); + CREATE INDEX i1 ON t1(a, b); + INSERT INTO t1 VALUES(1, 2, 3); + INSERT INTO t1 VALUES(4, 5, 6); + INSERT INTO t1 VALUES(7, 8, 9); +} + +foreach {tn sql res} { + 1 "SELECT 1 WHERE (4, 5) IN (SELECT a, b FROM t1)" 1 + 2 "SELECT 1 WHERE (5, 5) IN (SELECT a, b FROM t1)" {} + 3 "SELECT 1 WHERE (5, 4) IN (SELECT a, b FROM t1)" {} + 4 "SELECT 1 WHERE (5, 4) IN (SELECT b, a FROM t1)" 1 + 5 "SELECT 1 WHERE (SELECT a, b FROM t1 WHERE c=6) IN (SELECT a, b FROM t1)" 1 + 6 "SELECT (5, 4) IN (SELECT a, b FROM t1)" 0 + 7 "SELECT 1 WHERE (5, 4) IN (SELECT +b, +a FROM t1)" 1 + 8 "SELECT (5, 4) IN (SELECT +b, +a FROM t1)" 1 + 9 "SELECT (1, 2) IN (SELECT rowid, b FROM t1)" 1 + 10 "SELECT 1 WHERE (1, 2) IN (SELECT rowid, b FROM t1)" 1 + 11 "SELECT 1 WHERE (1, NULL) IN (SELECT rowid, b FROM t1)" {} + 12 "SELECT 1 FROM t1 WHERE (a, b) = (SELECT +a, +b FROM t1)" {1} +} { + do_execsql_test 1.$tn $sql $res +} + +#------------------------------------------------------------------------- + +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) } + 4 { CREATE INDEX z1idx ON kk(a, b) } +} { + 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} +} + +#------------------------------------------------------------------------- +# + +do_execsql_test 3.0 { + CREATE TABLE c1(a, b, c, d); + INSERT INTO c1(rowid, a, b) VALUES(1, NULL, 1); + INSERT INTO c1(rowid, a, b) VALUES(2, 2, NULL); + INSERT INTO c1(rowid, a, b) VALUES(3, 2, 2); + INSERT INTO c1(rowid, a, b) VALUES(4, 3, 3); + + INSERT INTO c1(rowid, a, b, c, d) VALUES(101, 'a', 'b', 1, 1); + INSERT INTO c1(rowid, a, b, c, d) VALUES(102, 'a', 'b', 1, 2); + INSERT INTO c1(rowid, a, b, c, d) VALUES(103, 'a', 'b', 1, 3); + INSERT INTO c1(rowid, a, b, c, d) VALUES(104, 'a', 'b', 2, 1); + INSERT INTO c1(rowid, a, b, c, d) VALUES(105, 'a', 'b', 2, 2); + INSERT INTO c1(rowid, a, b, c, d) VALUES(106, 'a', 'b', 2, 3); + INSERT INTO c1(rowid, a, b, c, d) VALUES(107, 'a', 'b', 3, 1); + INSERT INTO c1(rowid, a, b, c, d) VALUES(108, 'a', 'b', 3, 2); + INSERT INTO c1(rowid, a, b, c, d) VALUES(109, 'a', 'b', 3, 3); +} + + +foreach {tn idx} { + 1 { } + 2 { CREATE INDEX c1ab ON c1(a, b); } + 3 { CREATE INDEX c1ba ON c1(b, a); } + + 4 { CREATE INDEX c1cd ON c1(c, d); } + 5 { CREATE INDEX c1dc ON c1(d, c); } +} { + drop_all_indexes + + foreach {tn2 sql res} { + 1 "SELECT (1, 2) IN (SELECT a, b FROM c1)" {0} + 2 "SELECT (1, 1) IN (SELECT a, b FROM c1)" {{}} + 3 "SELECT (2, 1) IN (SELECT a, b FROM c1)" {{}} + 4 "SELECT (2, 2) IN (SELECT a, b FROM c1)" {1} + 5 "SELECT c, d FROM c1 WHERE (c, d) IN (SELECT d, c FROM c1)" + { 1 1 1 2 1 3 2 1 2 2 2 3 3 1 3 2 3 3 } + + 6 "SELECT c, d FROM c1 WHERE (c,d) IN (SELECT d, c FROM c1) ORDER BY c DESC" + { 3 1 3 2 3 3 2 1 2 2 2 3 1 1 1 2 1 3 } + + 7 { + SELECT c, d FROM c1 WHERE (c,d) IN (SELECT d, c FROM c1) + ORDER BY c DESC, d ASC + } { 3 1 3 2 3 3 2 1 2 2 2 3 1 1 1 2 1 3 } + + 8 { + SELECT c, d FROM c1 WHERE (c,d) IN (SELECT d, c FROM c1) + ORDER BY c ASC, d DESC + } { 1 3 1 2 1 1 2 3 2 2 2 1 3 3 3 2 3 1 } + + 9 { + SELECT c, d FROM c1 WHERE (c,d) IN (SELECT d, c FROM c1) + ORDER BY c ASC, d ASC + } { 1 1 1 2 1 3 2 1 2 2 2 3 3 1 3 2 3 3 } + 10 { + SELECT c, d FROM c1 WHERE (c,d) IN (SELECT d, c FROM c1) + ORDER BY c DESC, d DESC + } { 3 3 3 2 3 1 2 3 2 2 2 1 1 3 1 2 1 1 } + + } { + do_execsql_test 3.$tn.$tn2 $sql $res + } +} + +#------------------------------------------------------------------------- + +do_execsql_test 4.0 { + CREATE TABLE hh(a, b, c); + + INSERT INTO hh VALUES('a', 'a', 1); + INSERT INTO hh VALUES('a', 'b', 2); + INSERT INTO hh VALUES('b', 'a', 3); + INSERT INTO hh VALUES('b', 'b', 4); + + CREATE TABLE k1(x, y); + INSERT INTO k1 VALUES('a', 'a'); + INSERT INTO k1 VALUES('b', 'b'); + INSERT INTO k1 VALUES('a', 'b'); + INSERT INTO k1 VALUES('b', 'a'); +} + +foreach {tn idx} { + 1 { } + 2 { CREATE INDEX h1 ON hh(a, b); } + 3 { CREATE UNIQUE INDEX k1idx ON k1(x, y) } + 4 { CREATE UNIQUE INDEX k1idx ON k1(x, y DESC) } + 5 { + CREATE INDEX h1 ON hh(a, b); + CREATE UNIQUE INDEX k1idx ON k1(x, y); + } + 6 { + CREATE INDEX h1 ON hh(a, b); + CREATE UNIQUE INDEX k1idx ON k1(x, y DESC); + } +} { + drop_all_indexes + execsql $idx + foreach {tn2 orderby res} { + 1 "a ASC, b ASC" {1 2 3 4} + 2 "a ASC, b DESC" {2 1 4 3} + 3 "a DESC, b ASC" {3 4 1 2} + 4 "a DESC, b DESC" {4 3 2 1} + } { + do_execsql_test 4.$tn.$tn2 " + SELECT c FROM hh WHERE (a, b) in (SELECT x, y FROM k1) ORDER BY $orderby + " $res + } +} + +#------------------------------------------------------------------------- + +# 2016-11-17. Query flattening in a vector SELECT on the RHS of an IN +# operator. Ticket https://www.sqlite.org/src/info/da7841375186386c +# +do_execsql_test 5.0 { + DROP TABLE IF EXISTS t1; + DROP TABLE IF EXISTS t2; + CREATE TABLE T1(a TEXT); + INSERT INTO T1(a) VALUES ('aaa'); + CREATE TABLE T2(a TEXT PRIMARY KEY,n INT); + INSERT INTO T2(a, n) VALUES('aaa',0); + SELECT * FROM T2 + WHERE (a,n) IN (SELECT T1.a, V.n + FROM T1, (SELECT * FROM (SELECT 0 n) T3) V); +} {aaa 0} + + +finish_test |