oracle查询表信息
select t.* from user_tables t;
如下为查询当前用户下的表名:
select t.table_name from user_tables t;
通过表名查询表字段:
select t.column_name from user_col_comments t where t.table_name = 'T_DDW_F28_IDSTR_DICT_INFO';
select t.column_name from user_col_comments t where t.table_name = '表名';
查询所有表的表名和表说明:
select t.table_name,f.comments from user_tables t inner join user_tab_comments f on t.table_name = f.table_name;
当然也可查询某个表的:
select t.table_name,f.comments from user_tables t inner join user_tab_comments f on t.table_name = f.table_name
where t.TABLE_NAME = 'T_DDW_F28_IDSTR_DICT_INFO';
查询模糊表名的表名和表说明:
select t.table_name from user_tables t where t.table_name like 'T_DDW_F28%';
select t.table_name,f.comments from user_tables t inner join user_tab_comments f on t.table_name = f.table_name where t.table_name like 'T_DDW_F28%';