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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the ongoing development and maintenance of GaussDB(DWS), a metadata sunset feature is implemented to phase out outdated GUC parameters, system functions, and system views.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 --------------
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.
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.
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 --------------
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.
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.
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
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.
/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 the CREATE VIEW statement to WITH and remove the DROP VIEW statement.
You can create, delete, and update database users and manage their permissions on the console.
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.
INSERT INTO users (id, email) VALUES (11, 'c@example.com'); -- Success INSERT INTO users (id, email) VALUES (12, 'c@example.com'); -- Failure (duplicate non-NULL values) Helpful Links For details about how to modify and delete indexes, see ALTER INDEX and DROP INDEX.
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
The user-defined file name prefix is justprefix: 1 \COPY (select * from tpcds.ship_mode_t1 where SM_SHIP_MODE_SK=1060) TO '/bucket/path/' WITH (format 'csv', header 'on', encoding 'utf8', server 'obs_server', bom 'on', maxrow '1000', fileprefix 'justprefix'); Delete the tpcds.ship_mode_t1
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.
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.
The following \set meta-command of gsql can be used to set a variable: \set varname value To delete a variable, run the following command: \unset varname NOTE: A variable is a key-value pair. The value length is determined by the special variable VAR_MAX_LENGTH.
It also entirely avoids the VACUUM overhead caused by a bulk DELETE (only for range partitioning). Precautions A single table can have up to 32,767 partitions with a total of 32,767 boundary values. For better performance, keep this value at or below 1,000.
