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  • 导出ORACLE数据库的数据字典

    SELECT B.TABLE_NAME     AS "表名",
           C.COMMENTS       AS "表说明",
           B.COLUMN_ID      AS "字段序号",
           B.COLUMN_NAME    AS "字段名",
           B.DATA_TYPE      AS "字段数据类型",
           B.DATA_LENGTH    AS "数据长度",
           B.DATA_PRECISION AS "整数位",
           B.DATA_SCALE     AS "小数位",
           A.COMMENTS       AS "字段说明"
    FROM ALL_COL_COMMENTS A, ALL_TAB_COLUMNS B, ALL_TAB_COMMENTS C
    WHERE A.TABLE_NAME IN (SELECT U.TABLE_NAME FROM USER_ALL_TABLES U)
       AND A.OWNER = B.OWNER
       AND A.TABLE_NAME = B.TABLE_NAME
       AND A.COLUMN_NAME = B.COLUMN_NAME
       AND C.TABLE_NAME = A.TABLE_NAME
       AND C.OWNER = A.OWNER
    ORDER BY A.TABLE_NAME, B.COLUMN_ID
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  • 原文地址:https://www.cnblogs.com/jsbrml/p/1983591.html
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