undo_log表rollback_info为什么要设置成longblob而不是longtext? #5496
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lichenhui1234
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longblob的设计主要考虑能存储原始字段为二进制的数据类型。 |
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undo_log存储类型是longblob,查看源码发现是json序列化对象后再获取byte数组存入数据库,为什么不是拿序列化后的zfc直接存入数据库,存为longtext类型呢,这二者有什么区别吗
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