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Precautions Similar to column storage, the UPDATE operation on an HStore Opt table in the current version involves DELETE and INSERT. You can configure a global GUC parameter to control the lightweight UPDATE of HStore Opt.
ELSIF 'PART_' || V_ID = 'PART_2018' THEN DELETE FROM product_list WHERE Year_Manufacture IN (2018); ELSIF 'PART_' || V_ID = 'PART_2019' THEN DELETE FROM product_list WHERE Year_Manufacture IN (2019); ELSIF 'PART_' || V_ID = 'PART_2020' THEN DELETE FROM product_list
After the read-only mode is disabled, use the client to connect to the database and run the DROP/TRUNCATE command to delete unnecessary data. You are advised to lower the disk usage to below 70%.
Failure to do so may lead to deleting rights not intended to delete, or not deleting any rights at all.
Block names can be generated for the CREATE TABLE AS SELECT, SELECT INTO, SELECT, INSERT, UPDATE, DELETE, and MERGE statements. The naming rule of a block name is as follows: A block name is automatically generated for the SELECT, INSERT, UPDATE, DELETE, and MERGE statements.
GaussDB(DWS) allows you to add or delete CNs as needed.
If Custom Unique Key is selected, then it will delete/modify the rows that have exact match of the data in the column selected for deletion/modification. If All Columns is selected, then it will delete/modify the rows that match data in all columns.
You are advised to use column-store tables for computing service scenarios (mainly involving association and aggregation operations) and row-store tables for service scenarios, such as point queries and massive UPDATE or DELETE executions.
Function Plan hints can be specified using the keywords such as SELECT, INSERT, UPDATE, MERGE, and DELETE, in the following format: 1 /*+ <plan hint> */ You can specify multiple hints for a query plan and separate them by spaces.
If you do not need to create a partitioned index in local mode, delete the local parameter from Create unique index...local. GAUSS-01272: "cannot create concurrent partitioned indexes " SQLSTATE: 0A000 Description: Internal system error.
Stopping Billing If you no longer need to use your GaussDB(DWS) resources, you can unsubscribe from or delete them to stop the billing. For details, see Stopping Billing. Cost Management GaussDB(DWS) costs include costs of ownership and O&M.
Delete the load balancer in time to prevent unnecessary costs. If you need to access the ELB cluster using a public IP address or domain name, bind an EIP or domain name on the ELB management console. Associating ELB Log in to the GaussDB(DWS) management console. Click Clusters.
The following DML statements support synonyms: SELECT, INSERT, UPDATE, DELETE, EXPLAIN, and CALL. The CREATE SYNONYM statement of an associated function or stored procedure cannot be used in a stored procedure.
Function Plan hints can be specified using the keywords such as SELECT, INSERT, UPDATE, MERGE, and DELETE, in the following format: 1 /*+ <plan hint> */ You can specify multiple hints for a query plan and separate them by spaces.
Response Time Difference in Unit Time delta_avg_delete_elapse Long Average DELETE Response Time Difference in Unit Time delta_max_delete_elapse Long Maximum DELETE Response Time Difference in Unit Time delta_min_delete_elapse Long Minimum DELETE Response Time Difference in Unit Time
This will delete existing data from the target database before each import and exit the import task with an error message (which is displayed after the import process is complete) before proceeding with the next import.
CALL array_proc(); 10 1 10 1 10 -- Delete the stored procedure.
ALTER TABLE tablename DELETE STATISTICS ((column_1, column_2)); --Delete statistics about column_1 and column_2 of tablename or their statistics declaration.
If any of these objects exist, delete them before trying to modify the tablespace. GAUSS-00523: "could not remove directory '%s': %m" SQLSTATE: XX000 Description: Internal system error.
To resolve this problem, delete the security folder in the corresponding configuration folder and restart Data Studio. SQL Terminal Opening an SQL file containing a large number of queries may result in an 'Insufficient Memory' error. For details, see Troubleshooting.
