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DBE_STATS.GET_STATS_HISTORY_AVAILABILITY的函数原型: DBE_STATS.GET_STATS_HISTORY_AVAILABILITY() returns TIMESTAMPTZ; 示例: gaussdb=# ANALYZE; ANALYZE
Storage | Stats target | Description --------+---------+-----------+----------+--------------+------------- id | integer | | plain
id = DBE_TASK.JOB_SUBMIT( gaussdb$# what => 'insert into t1 values (1, 2)', gaussdb$# job_interval => 'sysdate + 1' --daily
id = DBE_TASK.JOB_SUBMIT( openGauss$# what => 'insert into t1 values (1, 2)', openGauss$# job_interval => 'sysdate + 1' --daily
INFO 'col_type = %', rec.col_type; raise INFO 'col_name = %', rec.col_name; raise INFO 'col_name_len
id = DBE_TASK.JOB_SUBMIT( gaussdb$# what => 'insert into t1 values (1, 2)', gaussdb$# job_interval => 'sysdate + 1' --daily
Storage | Stats target | Description --------+---------+-----------+----------+--------------+------------- id | integer | | plain
id = DBE_TASK.JOB_SUBMIT( openGauss$# what => 'insert into t1 values (1, 2)', openGauss$# job_interval => 'sysdate + 1' --daily
id = DBE_TASK.JOB_SUBMIT( gaussdb$# what => 'insert into t1 values (1, 2)', gaussdb$# job_interval => 'sysdate + 1' --daily
id = DBE_TASK.JOB_SUBMIT( gaussdb$# what => 'insert into t1 values (1, 2)', gaussdb$# job_interval => 'sysdate + 1' --daily
默认值:off ignore_checksum_failure 参数说明:设置此参数为打开会导致系统忽略失败(但仍然会告警),继续执行可能导致崩溃,传播或隐藏损坏数据,无法从远程节点恢复数据及其他严重问题。不建议用户修改设置。
INFO 'col_type = %', rec.col_type; raise INFO 'col_name = %', rec.col_name; raise INFO 'col_name_len
------+ | "base64:type252:WzEsICJqc29uIl0=" | "base64:type249:dHJ1ZQ==" | "base64:type250:YWJj" | "base64:type251:eyJqc25pZCI6IDEsICJ0YWciOiAiYWIifQ
例如: 1 2 3 4 5 6 7 gaussdb=# SELECT * FROM pg_xlogfile_name_offset(pg_stop_backup()); NOTICE: pg_stop_backup cleanup done, waiting for required
例如: 1 2 3 4 5 6 7 gaussdb=# SELECT * FROM pg_xlogfile_name_offset(pg_stop_backup()); NOTICE: pg_stop_backup cleanup done, waiting for required
例如: 1 2 3 4 5 6 7 gaussdb=# SELECT * FROM pg_xlogfile_name_offset(pg_stop_backup()); NOTICE: pg_stop_backup cleanup done, waiting for required
byteawithoutorderwithequalcolin、byteawithoutorderwithequalcolout等密态等值函数为数据库内核中数据类型byteawithoutorderwithequalcol指定的in、out、send、recv等读写格式转换函数,具体可参考bytea类型的byteain
byteawithoutorderwithequalcolin、byteawithoutorderwithequalcolout等密态等值函数为数据库内核中数据类型byteawithoutorderwithequalcol指定的in、out、send、recv等读写格式转换函数,具体可参考bytea类型的byteain
xc_maintenance_mode 参数说明:设置系统进入维护模式。 参数类型:布尔型 参数单位:无 取值范围: on:表示进入维护模式。 off:表示不进入维护模式。 谨慎打开这个功能,避免引起集群数据不一致。
例如: 1 2 3 4 5 6 7 gaussdb=# SELECT * FROM pg_xlogfile_name_offset(pg_stop_backup()); NOTICE: pg_stop_backup cleanup done, waiting for required