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SQL code:

DECLARE temp_sql varchar(100);

temp_sql='µÚÒ»ÐÐ
µÚ¶þÐÐ
µÚÈýÐÐ';



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Temp_sql·ÖÈýÐÐÏÔʾ£¬²»Ðаɣ¬
concat('123',char(13),char(10),'456')
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SQL code:
mysql> delimiter //
mysql>
mysql> CREATE PROCEDURE simpleproc ()
-> BEGIN
-> declare temp_sql varchar(100);
->
-> set temp_sql='µÚÒ»ÐÐ
'> µÚ¶þÐÐ
'> µÚÈýÐÐ';
-> select temp_sql;
->
-> END;
-> //
Query OK, 0 rows affected (0.00 sec)

mysql>
mysql> delimiter ;
mysql>
mysql> CALL simpleproc();
+------------------------------------------+
| temp_sql |
+------------------------------------------+
| µÚÒ»ÐÐ
µÚ¶þÐÐ
µÚÈýÐÐ |
+------------------------------------------+
1 row in set (0.00 sec)

Query OK, 0 rows affected (0.00 sec)

mysql>


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