greenplum 记一次gp扩容失败后无法回滚的问题 摘要:异常描述 gp版本:6.9.0 异常信息:替换gp版本扩容后,gpexpand -r 回滚失败,提示异常:Catalog has been changed, the cluster can not rollback. 解决办法 排查思路 gpexpand文件: def rollback(self, 阅读全文 posted...
pg_catalog | pg_class | 11 pg_catalog | pg_rewrite | 7 pg_catalog | pg_type | 7 pg_catalog | pg_proc_proname_args_nsp_index | 7 pg_catalog | pg_init_privs | 6 pg_catalog | pg_authid | 5 (10 rows) db1=# select count(*) from gp_buffercache_summary; count --- 3 (1...
Greenplum Database 7 removes the following system catalog tables and views: pg_partition_columns pg_partition_encoding pg_partition_rule pg_partition_template pg_stat_partition_operations In the gp_configuration_history catalog table, the desc column has been renamed to description. gp_read_error_log...
--include-table-file string A file containing a list of fully-qualified tables to be included in the backup --incremental Only back up data for AO tables that have been modified since the last backup --jobs int The number of parallel connections to use when backing up data (default 1) -...
01,并行备份(gp_dump) 1) GP同时备份Master和所有活动的Segment实例 2) 备份消耗的时间与系统中实例的数量没有关系 3) 在Master主机上备份所有DDL文件和GP相关的数据字典表 4) 每个Segment备份各自的数据 5) 所有备份文件组成一个完整的备份集合,通过唯
[INFO]:-Greenplum standby master data directory = /home/gpadmin/data/master/gpseg-1 20230420:18:16:13:043486 gpinitstandby:mdw:gpadmin-[INFO]:-Greenplum update system catalog = On Do you want to continue with standby master initialization? Yy|Nn (default=N): > y 20230420:18:16:16:...
New and Changed Features New Features Tanzu Greenplum 7.4.0 introduces the gpmigrate utility to check major version compatibility between Tanzu Greenplum 6 and Greenplum 7 for gpbackup and gprestore migrations. This utility can also detect user defined objects in pg_catalog. Introduced a new check ...
Catalog change lock is introduced in Greenplum 6.0 to ensure catalog consistency across segments during expansion. All catalog change operations will be blocked during the add segment phase. The catalog lock is released only after the phase is complete. In general, the add new segments phase is ...
backup.ColumnDefinition{Type: "integer", Name: "j", Collation: `pg_catalog."C"`}, }, } backup.PrintCreateDummyViewStatement(backupfile, tocfile, view, emptyMetadata) testutils.ExpectEntry(tocfile.PredataEntries, 0, "schema1", "", "view1", toc.OBJ_VIEW) Expect(string(buffer.Contents()...
In this case, the information of the active relations and has not been committed yet during execution. Therefore, the information is not visible to the bgworkers when it scans the catalog tables under MVCC. For Case 2, to enable the bgworkers to observe the active relations created by an ...