mysql数据库使用Navicat时向Navicat导入sql文件时某字段过大时的处理

首先删掉旧的表，而后新建查询后执行下面语句。it SET GLOBAL max_allowed_packet = 1024 * 1024 * 1024; SHOW GLOBAL VARIABLES LIKE 'max_allowed_packet'; SET GLOBAL wait_timeout = 280000; show global variables like '%timeout'; S

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