MDEV-7283 UDF: CREATE OR REPLACE, CREATE IF NOT EXISTS, DROP IF EXISTS

MDEV-7282 SP: CREATE OR REPLACE, CREATE IF NOT EXISTS

1 files changed, 41 insertions, 0 deletions

diff --git a/mysql-test/t/create_drop_function.test b/mysql-test/t/create_drop_function.test
new file mode 100644
index 00000000000..e4d3d684cd5
--- /dev/null
+++ b/mysql-test/t/create_drop_function.test
@@ -0,0 +1,41 @@
+SET timestamp=UNIX_TIMESTAMP('2014-09-30 08:00:00');
+
+CREATE FUNCTION f1(str char(20))
+RETURNS CHAR(100)
+RETURN CONCAT('Hello, ', str, '!');
+SELECT * FROM mysql.proc WHERE name like 'f1';
+SELECT f1('world');
+
+--error ER_SP_ALREADY_EXISTS
+CREATE FUNCTION f1(str char(20))
+RETURNS TEXT
+RETURN CONCAT('Hello2, ', str, '!');
+SELECT body FROM mysql.proc WHERE name like 'f1';
+
+CREATE FUNCTION IF NOT EXISTS f1(str char(20))
+RETURNS CHAR(100)
+RETURN CONCAT('Hello3, ', str, '!');
+SELECT body FROM mysql.proc WHERE name like 'f1';
+
+--error ER_WRONG_USAGE
+CREATE OR REPLACE FUNCTION IF NOT EXISTS f1(str char(20))
+RETURNS CHAR(100)
+RETURN CONCAT('Hello4, ', str, '!');
+SELECT body FROM mysql.proc WHERE name like 'f1';
+
+CREATE OR REPLACE FUNCTION f1(str char(20))
+RETURNS CHAR(100)
+RETURN CONCAT('Hello5, ', str, '!');
+SELECT body FROM mysql.proc WHERE name like 'f1';
+
+DROP FUNCTION f1;
+CREATE FUNCTION IF NOT EXISTS f1(str char(20))
+RETURNS CHAR(100)
+RETURN CONCAT('Hello6, ', str, '!');
+SELECT body FROM mysql.proc WHERE name like 'f1';
+SELECT f1('world');
+
+DROP FUNCTION IF EXISTS f1;
+SELECT body FROM mysql.proc WHERE name like 'f1';
+DROP FUNCTION IF EXISTS f1;
+