SQL如下:
-- 查询表名,表注释,字段注释
select ATC.OWNER,
atC.TABLE_NAME,
utc.comments,
ATC.COLUMN_NAME,
ATC.DATA_TYPE,
ATC.DATA_LENGTH,
ATC.NULLABLE,
ucc.comments
from (select ATC.OWNER,
atC.TABLE_NAME,
ATC.COLUMN_NAME,
ATC.DATA_TYPE,
ATC.DATA_LENGTH,
ATC.NULLABLE
from all_tab_columns ATC
where ATC.owner in ('USER_1')) atc
left outer join user_col_comments ucc on atc.table_name = ucc.table_name
and atc.column_name =
ucc.column_name
left outer join user_tab_comments utc on atc.table_name = utc.table_name
order by atc.table_name, atc.column_name;
-- 表注释SQL
select 'comment on table ' || atC.TABLE_NAME || ' is -' ||
utc.comments || '-;'
from (select ATC.OWNER,
atC.TABLE_NAME,
ATC.COLUMN_NAME,
ATC.DATA_TYPE,
ATC.DATA_LENGTH,
ATC.NULLABLE
from all_tab_columns ATC
where ATC.owner in ('USER_1')) atc
left outer join user_tab_comments utc on atc.table_name = utc.table_name
order by atc.table_name, atc.column_name;
-- 字段注释
select 'comment on column '||atC.TABLE_NAME||'.'||ATC.COLUMN_NAME||' is -'||ucc.comments||'-;'
from (select ATC.OWNER,
atC.TABLE_NAME,
ATC.COLUMN_NAME,
ATC.DATA_TYPE,
ATC.DATA_LENGTH,
ATC.NULLABLE
from all_tab_columns ATC
where ATC.owner in ('USER_1')) atc
left outer join user_col_comments ucc on atc.table_name = ucc.table_name
and atc.column_name =
ucc.column_name
left outer join user_tab_comments utc on atc.table_name = utc.table_name
order by atc.table_name, atc.column_name;