为提高效率,提问时请提供以下信息,问题描述清晰可优先响应。 【DM版本】:DM8 【操作系统】: 【CPU】: 【问题描述】*: 现在索引问题: 1、索引未被使用过 2、索引所有冗余,idx1(a),idx2(a,b),此时idx1基本可以删除了。 挨个表核对有点费劲比较多,有啥办法批量查询出来吗
select table_owner as "表拥有者",table_name as "表名",index_name as "索引名",column_name as "列名",index_owner as "索引拥有者" from all_ind_columns; 用这个查下试试
https://eco.dameng.com/community/post/202206010904277XFWX79NGXJ103HL06 参照这个文章试试。
select table_owner as "表拥有者",table_name as "表名",index_name as "索引名",column_name as "列名",index_owner as "索引拥有者" from all_ind_columns;
用这个查下试试