优化sql语句

2021-04-24 08:08:26 +08:00
parent 7706efcf8c
commit 3c9ed877b5
1 changed files with 1 additions and 1 deletions
@@ -696,7 +696,7 @@ public class DatabaseStore {
    }

    MessageBundle getMessage(long messageId) {
-        String sql = "select  `_from`, `_type`, `_target`, `_line`, `_data`, `_dt` from " + MessageShardingUtil.getMessageTable(messageId) +" where _mid = ? limit 1";
+        String sql = "select  `_from`, `_type`, `_target`, `_line`, `_data`, `_dt` from " + MessageShardingUtil.getMessageTable(messageId) +" where _mid = ? order by `_dt` DESC limit 1";
        Connection connection = null;
        PreparedStatement statement = null;
        ResultSet resultSet = null;