CheckSchemaDiff 执行最终的diff.

LoadConfig load config file.

NewMyDb parse dsn.

NewSchemaSync 对一个配置进行同步.

ParseSchema parse table's schema.

AppURL site.

Version version.

AlterIgnoreTable table's ignore info.

Config config struct.

DbIndex db index.

EmailStruct email conf info.

MyDb db struct.

MySchema table schema.

SchemaSync 配置文件.

TableAlterData 表的变更情况.