summaryrefslogtreecommitdiff
path: root/mysql-test/r/case.result
diff options
context:
space:
mode:
Diffstat (limited to 'mysql-test/r/case.result')
-rw-r--r--mysql-test/r/case.result17
1 files changed, 17 insertions, 0 deletions
diff --git a/mysql-test/r/case.result b/mysql-test/r/case.result
index 5fb21004469..a854cf4c7b0 100644
--- a/mysql-test/r/case.result
+++ b/mysql-test/r/case.result
@@ -160,3 +160,20 @@ t1 CREATE TABLE `t1` (
`COALESCE('a' COLLATE latin1_bin,'b')` varchar(1) character set latin1 collate latin1_bin NOT NULL default ''
) ENGINE=MyISAM DEFAULT CHARSET=latin1
DROP TABLE t1;
+CREATE TABLE t1 (EMPNUM INT);
+INSERT INTO t1 VALUES (0), (2);
+CREATE TABLE t2 (EMPNUM DECIMAL (4, 2));
+INSERT INTO t2 VALUES (0.0), (9.0);
+SELECT COALESCE(t2.EMPNUM,t1.EMPNUM) AS CEMPNUM,
+t1.EMPNUM AS EMPMUM1, t2.EMPNUM AS EMPNUM2
+FROM t1 LEFT JOIN t2 ON t1.EMPNUM=t2.EMPNUM;
+CEMPNUM EMPMUM1 EMPNUM2
+0.00 0 0.00
+2.00 2 NULL
+SELECT IFNULL(t2.EMPNUM,t1.EMPNUM) AS CEMPNUM,
+t1.EMPNUM AS EMPMUM1, t2.EMPNUM AS EMPNUM2
+FROM t1 LEFT JOIN t2 ON t1.EMPNUM=t2.EMPNUM;
+CEMPNUM EMPMUM1 EMPNUM2
+0.00 0 0.00
+2.00 2 NULL
+DROP TABLE t1,t2;