[Oracle] 查询表名超过长度限制的表

Posted 2020-10-17 秋水_cnblogs

SELECT T.table_name, LENGTH(TRIM(T.table_name))
  FROM user_tables t
 ORDER BY LENGTH(TRIM(t.table_name)) DESC;
 
SELECT COUNT(t.table_name) 表名超长的表数量
  FROM user_tables T
 WHERE LENGTH(TRIM(t.table_name)) >= 26;