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Make the GROUP BY clause work even if there are no aggregate functions. (CVS 859)

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FossilOrigin-Name: b68792315883eed8523f5e11856ec8378dc972c1
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drh
2003-02-02 12:41:25 +00:00
parent 17e9e29d1e
commit bb999ef6fa
4 changed files with 36 additions and 11 deletions
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26
test/select4.test
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@ -12,7 +12,7 @@
# focus of this file is testing UNION, INTERSECT and EXCEPT operators
# in SELECT statements.
#
# $Id: select4.test,v 1.12 2002/06/22 02:33:39 drh Exp $
# $Id: select4.test,v 1.13 2003/02/02 12:41:27 drh Exp $
set testdir [file dirname $argv0]
source $testdir/tester.tcl
@ -467,5 +467,29 @@ do_test select4-7.4 {
}
} {n 1 log 0 n 2 log 1}
# Make sure DISTINCT works appropriately on TEXT and NUMERIC columns.
#
do_test select4-8.1 {
execsql {
BEGIN;
CREATE TABLE t3(a text, b float, c text);
INSERT INTO t3 VALUES(1, 1.1, '1.1');
INSERT INTO t3 VALUES(2, 1.10, '1.10');
INSERT INTO t3 VALUES(3, 1.10, '1.1');
INSERT INTO t3 VALUES(4, 1.1, '1.10');
INSERT INTO t3 VALUES(5, 1.2, '1.2');
INSERT INTO t3 VALUES(6, 1.3, '1.3');
COMMIT;
}
execsql {
SELECT DISTINCT b FROM t3 ORDER BY c;
}
} {1.1 1.2 1.3}
do_test select4-8.2 {
execsql {
SELECT DISTINCT c FROM t3 ORDER BY c;
}
} {1.1 1.10 1.2 1.3}
finish_test