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Allow GROUP BY on non-aggregate queries. Ticket #1064 (CVS 2276)

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FossilOrigin-Name: 0642d3e3d6636a5f922f75c05252c9c1372d3936
This commit is contained in:
danielk1977
2005-01-26 03:58:35 +00:00
parent 9636c4e102
commit e257300f2e
6 changed files with 69 additions and 20 deletions
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9
test/collate3.test
View File

@@ -11,7 +11,7 @@
# This file implements regression tests for SQLite library. The
# focus of this script is page cache subsystem.
#
# $Id: collate3.test,v 1.8 2005/01/22 03:39:39 danielk1977 Exp $
# $Id: collate3.test,v 1.9 2005/01/26 03:58:36 danielk1977 Exp $
set testdir [file dirname $argv0]
source $testdir/tester.tcl
@@ -114,11 +114,16 @@ do_test collate3-2.7.1 {
SELECT count(*) FROM collate3t1 GROUP BY c1;
}
} {1 {no such collation sequence: string_compare}}
# do_test collate3-2.7.2 {
# catchsql {
# SELECT * FROM collate3t1 GROUP BY c1;
# }
# } {1 {GROUP BY may only be used on aggregate queries}}
do_test collate3-2.7.2 {
catchsql {
SELECT * FROM collate3t1 GROUP BY c1;
}
} {1 {GROUP BY may only be used on aggregate queries}}
} {1 {no such collation sequence: string_compare}}
do_test collate3-2.8 {
catchsql {
SELECT DISTINCT c1 FROM collate3t1;

39
test/select5.test
View File

@@ -12,7 +12,7 @@
# focus of this file is testing aggregate functions and the
# GROUP BY and HAVING clauses of SELECT statements.
#
# $Id: select5.test,v 1.8 2004/08/20 18:34:20 drh Exp $
# $Id: select5.test,v 1.9 2005/01/26 03:58:36 danielk1977 Exp $
set testdir [file dirname $argv0]
source $testdir/tester.tcl
@@ -116,4 +116,41 @@ do_test select5-4.5 {
}
} {0.0}
# Some tests for queries with a GROUP BY clause but no aggregate functions.
#
# Note: The query in test case 5-5.5 are not legal SQL. So if the
# implementation changes in the future and it returns different results,
# this is not such a big deal.
#
do_test select5-5.1 {
execsql {
CREATE TABLE t2(a, b, c);
INSERT INTO t2 VALUES(1, 2, 3);
INSERT INTO t2 VALUES(1, 4, 5);
INSERT INTO t2 VALUES(6, 4, 7);
CREATE INDEX t2_idx ON t2(a);
}
} {}
do_test select5-5.2 {
execsql {
SELECT a FROM t2 GROUP BY a;
}
} {1 6}
do_test select5-5.3 {
execsql {
SELECT a FROM t2 WHERE a>2 GROUP BY a;
}
} {6}
do_test select5-5.4 {
execsql {
SELECT a, b FROM t2 GROUP BY a, b;
}
} {1 2 1 4 6 4}
do_test select5-5.5 {
execsql {
SELECT a, b FROM t2 GROUP BY a;
}
} {1 2 6 4}
finish_test

13
test/select7.test
View File

@@ -10,7 +10,7 @@
# focus of this file is testing compute SELECT statements and nested
# views.
#
# $Id: select7.test,v 1.5 2005/01/21 03:12:16 danielk1977 Exp $
# $Id: select7.test,v 1.6 2005/01/26 03:58:37 danielk1977 Exp $
set testdir [file dirname $argv0]
@@ -54,11 +54,20 @@ do_test select7-2.1 {
# Do not allow GROUP BY without an aggregate. Ticket #1039.
#
# Change: force any query with a GROUP BY clause to be processed as
# an aggregate query, whether it contains aggregates or not.
#
ifcapable subquery {
# do_test select7-3.1 {
# catchsql {
# SELECT * FROM (SELECT * FROM sqlite_master) GROUP BY name
# }
# } {1 {GROUP BY may only be used on aggregate queries}}
do_test select7-3.1 {
catchsql {
SELECT * FROM (SELECT * FROM sqlite_master) GROUP BY name
}
} {1 {GROUP BY may only be used on aggregate queries}}
} [list 0 [execsql {SELECT * FROM sqlite_master ORDER BY name}]]
}
finish_test