mysql>CREATE FUNCTION HelloWorld4()
->RETURNS VARCHAR(20)
->BEGIN
-> RETURN 'Hello World!'
->END
->//
Query OK, 0 rows affected (0.00 sec)
mysql>select HelloWorld4() //
+---------------+
| HelloWorld4() |
+---------------+
| Hello World! |
+---------------+
1 row in set (0.00 sec) ...展开mysql>CREATE FUNCTION HelloWorld4()
->RETURNS VARCHAR(20)
->BEGIN
-> RETURN 'Hello World!'
->END
->//
Query OK, 0 rows affected (0.00 sec)
mysql>select HelloWorld4() //
+---------------+
| HelloWorld4() |
+---------------+
| Hello World! |
+---------------+
1 row in set (0.00 sec)
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