mirror of
https://gitee.com/dromara/mayfly-go
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71 lines
3.4 KiB
SQL
71 lines
3.4 KiB
SQL
--ORACLE_DB_SCHEMAS 库schemas
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select distinct owner as SCHEMA_NAME
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from all_objects
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order by owner
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---------------------------------------
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--ORACLE_TABLE_INFO 表详细信息
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select a.TABLE_NAME,
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b.COMMENTS as TABLE_COMMENT,
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c.CREATED as CREATE_TIME,
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d.BYTES as DATA_LENGTH,
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0 as INDEX_LENGTH,
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a.NUM_ROWS as TABLE_ROWS
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from all_tables a
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left join ALL_TAB_COMMENTS b on b.TABLE_NAME = a.TABLE_NAME AND b.OWNER = a.OWNER
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left join all_objects c on c.OBJECT_TYPE = 'TABLE' AND c.OWNER = a.OWNER AND c.OBJECT_NAME = a.TABLE_NAME
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left join dba_segments d on d.SEGMENT_TYPE = 'TABLE' AND d.OWNER = a.OWNER AND d.SEGMENT_NAME = a.TABLE_NAME
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where a.owner = (SELECT sys_context('USERENV', 'CURRENT_SCHEMA') FROM dual)
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ORDER BY a.TABLE_NAME
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---------------------------------------
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--ORACLE_INDEX_INFO 表索引信息
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SELECT ai.INDEX_NAME AS INDEX_NAME,
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ai.INDEX_TYPE AS INDEX_TYPE,
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CASE
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WHEN ai.uniqueness = 'UNIQUE' THEN 'NO'
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ELSE 'YES'
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END AS NON_UNIQUE,
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(SELECT LISTAGG(column_name, ', ') WITHIN GROUP (ORDER BY column_position)
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FROM ALL_IND_COLUMNS aic
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WHERE aic.INDEX_NAME = ai.INDEX_NAME
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AND aic.TABLE_NAME = ai.TABLE_NAME) AS COLUMN_NAME,
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1 AS SEQ_IN_INDEX,
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(SELECT comments
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FROM ALL_IND_COLUMNS aic
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LEFT JOIN ALL_COL_COMMENTS acc ON aic.column_name = acc.column_name
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WHERE aic.INDEX_OWNER = ai.OWNER
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AND aic.INDEX_NAME = ai.INDEX_NAME
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AND aic.TABLE_NAME = ai.TABLE_NAME
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AND ROWNUM = 1) AS INDEX_COMMENT
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FROM ALL_INDEXES ai
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WHERE ai.OWNER = (SELECT sys_context('USERENV', 'CURRENT_SCHEMA') FROM DUAL)
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AND ai.table_name = '%s'
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---------------------------------------
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--ORACLE_COLUMN_MA 表列信息
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SELECT a.TABLE_NAME as TABLE_NAME,
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a.COLUMN_NAME as COLUMN_NAME,
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case
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when a.NULLABLE = 'Y' then 'YES'
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when a.NULLABLE = 'N' then 'NO'
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else 'NO' end as NULLABLE,
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case
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when a.DATA_PRECISION > 0 then a.DATA_TYPE
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else (a.DATA_TYPE || '(' || a.DATA_LENGTH || ')') end as COLUMN_TYPE,
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b.COMMENTS as COLUMN_COMMENT,
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a.DATA_DEFAULT as COLUMN_DEFAULT,
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a.DATA_SCALE as NUM_SCALE,
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CASE
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WHEN d.pri IS NOT NULL THEN 'PRI'
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END as COLUMN_KEY
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FROM all_tab_columns a
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LEFT JOIN all_col_comments b
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on a.OWNER = b.OWNER AND a.TABLE_NAME = b.TABLE_NAME AND a.COLUMN_NAME = b.COLUMN_NAME
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LEFT JOIN (select ac.TABLE_NAME, ac.OWNER, cc.COLUMN_NAME, 1 as pri
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from all_constraints ac
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join all_cons_columns cc on cc.CONSTRAINT_NAME = ac.CONSTRAINT_NAME AND cc.OWNER = ac.OWNER
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where cc.CONSTRAINT_NAME IS NOT NULL
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AND ac.CONSTRAINT_TYPE = 'P') d
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on d.OWNER = a.OWNER AND d.TABLE_NAME = a.TABLE_NAME AND d.COLUMN_NAME = a.COLUMN_NAME
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WHERE a.OWNER = (SELECT sys_context('USERENV', 'CURRENT_SCHEMA') FROM DUAL)
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AND a.TABLE_NAME in (%s)
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order by a.COLUMN_ID
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