2016Postgres中国用户大会 Postgres Conference China 2016 中国用户大会 特性 逻 辑 解 码 复 制 槽 位 技 术 自定义输出插件 自动导出快照 无 D B 限 制 logical 2016Postgres中国用户大会 Postgres Conference China 2016 中国用户大会 • 复制槽技术 2016Postgres中国用户大会 Postgres Conference China 2016 中国用户大会 自定义输出插件 场景1 场景2 场景1 规则2 用户可以根据自己的需要自定义输出插件，根据不同 的场景定义不同的输出规则。也可以在相同的场景定 义不同的规则 2016Postgres中国用户大会 Postgres Conference 可以直接解析的SQL语句，并通过槽技术向不同DB 进行传递，从而实现不同DB数据库的复制。 2016Postgres中国用户大会 Postgres Conference China 2016 中国用户大会 如何自定义输出插件 我们所要实现以下几个回调函数： LogicalDecodeStartupCB startup_cb; LogicalDecodeBeginCB begin_cb; LogicalDecodeChangeCB

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Class 3B Savepoint Exception 3B000 SAVEPOINT EXCEPTION 3B001 INVALID SAVEPOINT SPECIFICATION Class 3D Invalid Catalog Name 3D000 INVALID CATALOG NAME Class 3F Invalid Schema Name 3F000 INVALID SCHEMA

Class 3B Savepoint Exception 3B000 SAVEPOINT EXCEPTION 3B001 INVALID SAVEPOINT SPECIFICATION Class 3D Invalid Catalog Name 3D000 INVALID CATALOG NAME Class 3F Invalid Schema Name 3F000 INVALID SCHEMA

savepoint_exception 3B001 INVALID SAVEPOINT SPECIFICATION invalid_savepoint_specification Class 3D — Invalid Catalog Name 3D000 INVALID CATALOG NAME invalid_catalog_name Class 3F — Invalid Schema

Class 3B Savepoint Exception 3B000 SAVEPOINT EXCEPTION 3B001 INVALID SAVEPOINT SPECIFICATION Class 3D Invalid Catalog Name 3D000 INVALID CATALOG NAME Class 3F Invalid Schema Name 3F000 INVALID SCHEMA

special mean- ing in any of its parts. Here is an example where the equal sign (=) is replaced with %3D and the space character with %20: postgresql://user@localhost:5433/mydb?options=-c%20synchronous_commit Class 3B — Savepoint Exception 3B000 savepoint_exception 3B001 invalid_savepoint_specification Class 3D — Invalid Catalog Name 3D000 invalid_catalog_name Class 3F — Invalid Schema Name 3F000 invalid_schema_name

special meaning in any of its parts. Here is an example where the equal sign (=) is replaced with %3D and the space character with %20: postgresql://user@localhost:5433/mydb?options=-c %20synchronous_commit%3Doff Class 3B — Savepoint Exception 3B000 savepoint_exception 3B001 invalid_savepoint_specification Class 3D — Invalid Catalog Name 3D000 invalid_catalog_name Class 3F — Invalid Schema Name 3F000 invalid_schema_name

special meaning in any of its parts. Here is an example where the equal sign (=) is replaced with %3D and the space character with %20: 2 https://tools.ietf.org/html/rfc3986#section-2.1 827 libpq — Class 3B — Savepoint Exception 3B000 savepoint_exception 3B001 invalid_savepoint_specification Class 3D — Invalid Catalog Name 3D000 invalid_catalog_name Class 3F — Invalid Schema Name 3F000 invalid_schema_name

special mean- ing in any of its parts. Here is an example where the equal sign (=) is replaced with %3D and the space character with %20: postgresql://user@localhost:5433/mydb?options=-c%20synchronous_commit Class 3B — Savepoint Exception 3B000 savepoint_exception 3B001 invalid_savepoint_specification Class 3D — Invalid Catalog Name 3D000 invalid_catalog_name Class 3F — Invalid Schema Name 3F000 invalid_schema_name