摘要：
字符集设置主要涉及下面两类SET character_set_system = gb2312;SET character_set_client = gb2312;SET character_set_connection = gb2312;SET character_set_database = gb2312;SET character_set_results = gb2312;SET character_set_server = gb2312;SET collation_connection = gb2312_chinese_ci;SET collation_database = gb2312 阅读全文
