openGauss=# insert into flashback_tab values (2,'yangkai'); INSERT 0 1 1. 2. 复制 查询结果: openGauss=# select * from flashback_tab; id | name ---+--- 1 | ybj 2 | yangkai (2 rows) 1. 2. 3. 4. 5. 6. 复制 ---基于timestamp的闪回查询: openGauss=# SELECT * FROM flash...
Oracle throw "no snapshot found based on specified time" when running flashback query DBZ-1446 Exception when PK definition precedes column definition DBZ-2580 Patroni can't stop PostgreSQL when Debezium is streaming DBZ-2617 ChangeRecord informations don't connect with the TableSchema DBZ-2679 ...
{ /* 验证传入的 portal 是否有效,如果无效则报错 */ if (!PortalIsValid(portal)) { ereport(ERROR, (errcode(ERRCODE_INVALID_PARAMETER_VALUE), errmsg("portal is NULL"))); } /* 设置执行上下文中的闪回查询标志为 false */ u_sess->exec_cxt.isFlashBack = false; /** * 允许 portalcmds.c ...