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📜  左连接 - SQL 代码示例

📅  最后修改于: 2022-03-11 15:05:24.059000             🧑  作者: Mango

代码示例4
123SELECT columns  FROM table_A  LEFT JOIN table_B ON join_conditionsXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX