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...
VMware Greenplum 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) -...
allows authentications to be completed before gpexpand issues any more commands. The default value does not normally need to be changed. However, it may be necessary to reduce the maximum number of commands if gpexpand fails with connection errors such as 'ssh_exchange_identification: Connection cl...
Automatic Vacuum is now enabled by default for all databases, which automatically performsVACUUMandANALYZEoperations against all catalog tables, as well as runsANALYZEfor all users tables in those databases. autovacuum autovacuum_analyze_scale_factor ...
pg_fatal("Failed to query pg_catalog.pg_class on database \"%s\"\n", active_db->db_name); } ntups = PQntuples(res); if (ntups == 0) { fprintf(script, "No problematical view detected.\n\n"); } else { found = true; i_relname = PQfnumber(res, "relname"); i_relfxid...
The gp_id system catalog table identifies the Greenplum Database system name and number of segments for the system. It also has local values for the particular database instance (segment or master) on which the table resides. This table is defined in the pg_global tablespace, meaning it is...
VMware, Inc 18 VMware Tanzu Greenplum Command Center v6.5 Documentation Greenplum Command Center displays information derived from several sources: Greenplum Database performance monitoring database (gpperfmon) Operating system process accounting Greenplum Database system catalog tables Real-time query metrics...
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 ...
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