检测到您已登录华为云国际站账号，为了您更好的体验，建议您访问国际站服务网站 https://www.huaweicloud.com/intl/zh-cn
不再显示此消息
检测到您已登录华为云国际站账号，为了您更好的体验，建议您访问国际站服务网站 https://www.huaweicloud.com/intl/zh-cn
不再显示此消息
This parameter is not available to temporary tables with the ON COMMIT [DELETE ROWS|DROP] option. If you need the statistics, manually perform the analyze operation.
You can only add data to the database, not delete it. All fields in the added data must match. 2. If RETRY_MAX_TIMES is 1 and no client retries occur, data streams directly to the GaussDB(DWS) database, saving client memory by avoiding batch processing.
Format: no_merge (current query) and no_merge(relid) (specified object). 3 DML hints Added support for hints in INSERT, UPDATE, MERGE, and DELETE statements. 4 AGG redistribution hints support specified column names. Column names can be specified for AGG redistribution hints.
You can query the following parameters to view related information: Use the disk_cache_base_paths parameter to view, add, or delete cache disk paths. Use the disk_cache_max_size parameter to view and adjust the disk cache size.
You can also add, delete, or modify security group rules in the current security group. For details, see Modifying a Security Group. Automatic creation EIP Specify whether users can use a client to connect to a cluster's database over the Internet.
sequence Waiting for GTM to create a sequence. gtm alter sequence Waiting for GTM to modify a sequence. gtm get sequence val Waiting for obtaining the next value of a sequence from GTM. gtm set sequence val Waiting for GTM to set a sequence value. gtm drop sequence Waiting for GTM to delete
sequence Waiting for GTM to create a sequence. gtm alter sequence Waiting for GTM to modify a sequence. gtm get sequence val Waiting for obtaining the next value of a sequence from GTM. gtm set sequence val Waiting for GTM to set a sequence value. gtm drop sequence Waiting for GTM to delete
Deleted Database Interfaces To facilitate the ongoing development and maintenance of GaussDB(DWS), a metadata sunset feature is implemented to phase out outdated GUC parameters, system functions, and system views. For the sake of preserving historical compatibility, deprecated functions
To delete the subplan, modify the statement as follows: 1 2 3 4 5 6 7 8 9 10 11 12 13 explain(costs off) select * from master_table as t1 where exists (select t2.a from sub_table as t2 where t1.a = t2.b and t1.a = t2.a); QUERY PLAN --------------
To delete the subplan, modify the statement as follows: 1 2 3 4 5 6 7 8 9 10 11 12 13 explain(costs off) select * from master_table as t1 where exists (select t2.a from sub_table as t2 where t1.a = t2.b and t1.a = t2.a); QUERY PLAN --------------
Default value: 30 Before setting this GUC parameter to enable the data retention function, delete data from the gs_wlm_session_info and gs_wlm_operator_info tables. The default value of this parameter is 30 for a new cluster.
If a line is concurrently delete, no errors are reported after waiting. 3). If a line is concurrently updated and deleted, an error is reported after waiting.
You can create, delete, and update database users and manage their permissions on the console.
statements by setting maxOpenPreparedStatements to a value less than the maximum number of cursors. accessToUnderlyingConnectionAllowed false This controls whether the PoolGuard can access underlying connections. removeAbandonedOnMaintenance removeAbandonedOnBorrow false Whether to delete
It performs the same function as a DELETE statement without a WHERE clause. After truncating, the table will exist but it will be empty. DSC supports migration of TRUNCATE TABLE statements with static table names only.
In this case, AUTOANALYZE cannot be triggered for foreign tables or temporary tables with the ON COMMIT [DELETE ROWS|DROP] option. To collect statistics, you need to manually perform the ANALYZE operation.
/qgen -s 1000 -d $i > Q$i done The generated query cannot be directly used and needs to be modified as follows: If the statement contains LIMIT -1, delete LIMIT -1. Q15: Change CREATE VIEW statements to WITH statements and remove DROP VIEW statements.
If the previous SQL statement is a DELETE, INSERT, or UPDATE statement, ROW_COUNT identifies the number of rows that qualified for the operation. System Tables System tables _V_SYS_COLUMNS is replaced with information_schema.columns.
In this case, AUTOANALYZE cannot be triggered for foreign tables or temporary tables with the ON COMMIT [DELETE ROWS|DROP] option. To collect statistics, you need to manually perform the ANALYZE operation.
Non-reserved Reserved Reserved DECODE Non-reserved (excluding functions and types) - - DEFAULT Reserved Reserved Reserved DEFAULTS Non-reserved - - DEFERRABLE Reserved Reserved Reserved DEFERRED Non-reserved Reserved Reserved DEFINED - Non-reserved - DEFINER Non-reserved Non-reserved - DELETE
