DELIMITER $$ CREATE PROCEDURE `score`.`dropp`() BEGIN DECLARE i INT; DECLARE table_name VARCHAR(20); DECLARE table_pre VARCHAR(20); DECLARE sql_text VARCHAR(200); SET i=1; SET table_name=''; SET table_pre='score_stream_'; SET sql_text=''; WHILE i<16 DO IF i<10 THEN SET table_name=CONCAT(table_pre,'0',i); ELSE SET table_name=CONCAT(table_pre,i); END IF; SET sql_text=CONCAT('DROP TABLE ', table_name); SELECT sql_text; SET @sql_text=sql_text; PREPARE stmt FROM @sql_text; EXECUTE stmt; DEALLOCATE PREPARE stmt; SET i=i+1; END WHILE; END$$ DELIMITER ;
2.执行删除表存储过程
call dropp();