【发布时间】：2022-08-24 10:00:21
【问题描述】：
功能模块 WDR :
操作步骤&问题现象：
1、gs_guc reload -N all -I all -c \"enable_wdr_snapshot=on\"
2、select create_wdr_snapshot();
3、select * from snapshot.snapshot; There was no result, nor after the restart.
截图信息：
openGauss=# select name,setting from pg_settings where name like \'%wdr%\'; name | setting -----------------------------+--------- enable_wdr_snapshot | on wdr_snapshot_interval | 60 wdr_snapshot_query_timeout | 100 wdr_snapshot_retention_days | 8 (4 rows)
openGauss=# select create_wdr_snapshot(); create_wdr_snapshot ----------------------------------------- WDR snapshot request has been submitted (1 row)
openGauss=# select * from snapshot.snapshot; snapshot_id | start_ts | end_ts -------------+----------+-------- (0 rows)
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请澄清您的具体问题或提供其他详细信息以准确突出您的需求。正如它目前所写的那样，很难准确地说出你在问什么。