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Oracle中检查外键是否有索引的SQL脚本分享

  • 时间:2021-03-30 20:17 编辑: 来源: 阅读:
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摘要:Oracle中检查外键是否有索引的SQL脚本分享
[u]复制代码[/u] 代码如下:
COLUMN COLUMNS format a30 word_wrapped COLUMN tablename format a15 word_wrapped COLUMN constraint_name format a15 word_wrapped SELECT TABLE_NAME,        CONSTRAINT_NAME,        CNAME1 || NVL2(CNAME2, ',' || CNAME2, NULL) ||        NVL2(CNAME3, ',' || CNAME3, NULL) ||        NVL2(CNAME4, ',' || CNAME4, NULL) ||        NVL2(CNAME5, ',' || CNAME5, NULL) ||        NVL2(CNAME6, ',' || CNAME6, NULL) ||        NVL2(CNAME7, ',' || CNAME7, NULL) ||        NVL2(CNAME8, ',' || CNAME8, NULL) COLUMNS   FROM (SELECT B.TABLE_NAME,                B.CONSTRAINT_NAME,                MAX(DECODE(POSITION, 1, COLUMN_NAME, NULL)) CNAME1,                MAX(DECODE(POSITION, 2, COLUMN_NAME, NULL)) CNAME2,                MAX(DECODE(POSITION, 3, COLUMN_NAME, NULL)) CNAME3,                MAX(DECODE(POSITION, 4, COLUMN_NAME, NULL)) CNAME4,                MAX(DECODE(POSITION, 5, COLUMN_NAME, NULL)) CNAME5,                MAX(DECODE(POSITION, 6, COLUMN_NAME, NULL)) CNAME6,                MAX(DECODE(POSITION, 7, COLUMN_NAME, NULL)) CNAME7,                MAX(DECODE(POSITION, 8, COLUMN_NAME, NULL)) CNAME8,                COUNT(*) COL_CNT           FROM (SELECT SUBSTR(TABLE_NAME, 1, 30) TABLE_NAME,                        SUBSTR(CONSTRAINT_NAME, 1, 30) CONSTRAINT_NAME,                        SUBSTR(COLUMN_NAME, 1, 30) COLUMN_NAME,                        POSITION                   FROM USER_CONS_COLUMNS) A,                USER_CONSTRAINTS B          WHERE A.CONSTRAINT_NAME = B.CONSTRAINT_NAME            AND B.CONSTRAINT_TYPE = 'R'          GROUP BY B.TABLE_NAME, B.CONSTRAINT_NAME) CONS  WHERE COL_CNT > ALL  (SELECT COUNT(*)           FROM USER_IND_COLUMNS I          WHERE I.TABLE_NAME = CONS.TABLE_NAME            AND I.COLUMN_NAME IN (CNAME1, CNAME2, CNAME3, CNAME4, CNAME5,                 CNAME6, CNAME7, CNAME8)            AND I.COLUMN_POSITION <= CONS.COL_CNT          GROUP BY I.INDEX_NAME) /
在上面的基础上修改了一下,可以检查所有的用户。
[u]复制代码[/u] 代码如下:
SET linesize 400; COLUMN OWNER format a10 word_wrapped COLUMN COLUMNS format a30 word_wrapped COLUMN TABLE_NAME format a15 word_wrapped COLUMN CONSTRAINT_NAME format a40 word_wrapped SELECT OWNER,      TABLE_NAME,        CONSTRAINT_NAME,        CNAME1 || NVL2(CNAME2, ',' || CNAME2, NULL) ||        NVL2(CNAME3, ',' || CNAME3, NULL) ||        NVL2(CNAME4, ',' || CNAME4, NULL) ||        NVL2(CNAME5, ',' || CNAME5, NULL) ||        NVL2(CNAME6, ',' || CNAME6, NULL) ||        NVL2(CNAME7, ',' || CNAME7, NULL) ||        NVL2(CNAME8, ',' || CNAME8, NULL) COLUMNS   FROM (SELECT B.OWNER,B.TABLE_NAME,                B.CONSTRAINT_NAME,                MAX(DECODE(POSITION, 1, COLUMN_NAME, NULL)) CNAME1,                MAX(DECODE(POSITION, 2, COLUMN_NAME, NULL)) CNAME2,                MAX(DECODE(POSITION, 3, COLUMN_NAME, NULL)) CNAME3,                MAX(DECODE(POSITION, 4, COLUMN_NAME, NULL)) CNAME4,                MAX(DECODE(POSITION, 5, COLUMN_NAME, NULL)) CNAME5,                MAX(DECODE(POSITION, 6, COLUMN_NAME, NULL)) CNAME6,                MAX(DECODE(POSITION, 7, COLUMN_NAME, NULL)) CNAME7,                MAX(DECODE(POSITION, 8, COLUMN_NAME, NULL)) CNAME8,                COUNT(*) COL_CNT           FROM (SELECT SUBSTR(TABLE_NAME, 1, 30) TABLE_NAME,                        SUBSTR(CONSTRAINT_NAME, 1, 30) CONSTRAINT_NAME,                        SUBSTR(COLUMN_NAME, 1, 30) COLUMN_NAME,                        POSITION                   FROM DBA_CONS_COLUMNS WHERE OWNER NOT IN ('SYS','SYSTEM','SYSMAN','HR','OE','EXFSYS','DBSNMP','MDSYS','OLAPSYS','SCOTT','EXFSYS','SH','PM','CTXSYS')) A,                DBA_CONSTRAINTS B          WHERE A.CONSTRAINT_NAME = B.CONSTRAINT_NAME            AND B.CONSTRAINT_TYPE = 'R'          GROUP BY B.OWNER,B.TABLE_NAME, B.CONSTRAINT_NAME) CONS  WHERE COL_CNT > ALL  (SELECT COUNT(*)           FROM DBA_IND_COLUMNS I          WHERE I.TABLE_NAME = CONS.TABLE_NAME AND I.TABLE_OWNER=CONS.OWNER            AND I.COLUMN_NAME IN (CNAME1, CNAME2, CNAME3, CNAME4, CNAME5,                 CNAME6, CNAME7, CNAME8)            AND I.COLUMN_POSITION <= CONS.COL_CNT          GROUP BY I.INDEX_NAME) /
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