if exists ( show columns from lomo_track where field = 'reg_flag') begin ALTER TABLE `lomo_track` ADD `reg_flag` INT( 2 ) NOT NULL DEFAULT '1' AFTER `user_id` end
报语法错误啊!
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请高手指点!!!!!!!!!!!mysql if not exists 不让用,急急急、!!!!!
if exists ( show columns from lomo_track where field = 'reg_flag') begin ALTER TABLE `lomo_track` ADD `reg_flag` INT( 2 ) NOT NULL DEFAULT '1' AFTER `user_id` end 报语法错误啊!