From 1b797e9e6308913c2472f3e04ad253e95a35d59f Mon Sep 17 00:00:00 2001 From: Oleksandr Byelkin Date: Mon, 6 Aug 2018 15:50:22 +0200 Subject: MDEV-15475: Assertion `!table || (!table->read_set || bitmap_is_set(table->read_set, field_index))' failed on EXPLAIN EXTENDED with constant table and view Print constant ISNULL value independent. Fix of printing of view FRM and CREATE VIEW output --- mysql-test/t/func_isnull.test | 16 ++++++++++++++++ 1 file changed, 16 insertions(+) (limited to 'mysql-test/t/func_isnull.test') diff --git a/mysql-test/t/func_isnull.test b/mysql-test/t/func_isnull.test index 4c59fa3cbe8..7d1a7e83a1a 100644 --- a/mysql-test/t/func_isnull.test +++ b/mysql-test/t/func_isnull.test @@ -83,6 +83,22 @@ SELECT * FROM t2 LEFT JOIN v1 ON t2.d1=v1.d1 WHERE v1.d1 IS NULL; DROP VIEW v1; DROP TABLE t1,t2; + +--echo # +--echo # MDEV-15475: Assertion `!table || (!table->read_set || +--echo # bitmap_is_set(table->read_set, field_index))' +--echo # failed on EXPLAIN EXTENDED with constant table and view +--echo # + +CREATE TABLE t1 (pk INT PRIMARY KEY) ENGINE=MyISAM; +CREATE VIEW v1 AS SELECT * FROM t1; +INSERT INTO t1 VALUES (1); +EXPLAIN EXTENDED SELECT ISNULL(pk) FROM v1; +EXPLAIN EXTENDED SELECT IFNULL(pk,0) FROM v1; +# Cleanup +DROP VIEW v1; +DROP TABLE t1; + --echo # --echo # End of 5.5 tests --echo # -- cgit v1.2.1