Oracle抓取表结构的语句

  SELECT case when t.COLUMN_ID=1 then t.table_name end table_name,        case when t.COLUMN_ID=1 then t2.comments end table_comments,        t.COLUMN_ID,t.colUMN_NAME,t1.comments,case when t3.COLUMN_NAME is not null then ‘Y‘ else NULL end primary_key        ,t.DATA_TYPE,t.DATA_LENGTH,t.DATA_PRECISION,t.data_scale,t.nullable   FROM User_Tab_Cols t, User_Col_Comments t1, User_Tab_Comments t2,user_cons_columns t3 WHERE t.table_name = t1.table_name     AND t.column_name = t1.column_name     and t.table_name=t2.table_name     and t.table_name=t3.table_name(+) and t.COLUMN_NAME=t3.COLUMN_NAME(+) and t3.position(+)>0     and t.TABLE_NAME=‘S_SALARY‘     order by t.COLUMN_ID

Oracle抓取表结构的语句

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