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statements max_delete_elapse bigint Maximum response time of DELETE statements min_delete_elapse bigint Minimum response time of DELETE statements avg_delete_elapse bigint Average response time of DELETE statements Parent topic: System Views
When executing DELETED, if ROWNUM with some value (integer) is used, system will DELETE records using the operator near ROWNUM accordingly. 1 2 delete from test1 where c1='abc' and rownum = 1; Output 1 delete from test1 where (xc_node_id,ctid) in (select xc_node_id, ctid from test1
You can also add, modify, and delete redaction columns. The following table lists the related SQL statements.
A user cannot delete the schema in use. To delete the schema in use, switch to another schema. Example Delete the ds_new schema: DROP SCHEMA ds_new; Links ALTER SCHEMA, CREATE SCHEMA Parent topic: DDL Syntax
Do not delete the schemas with the beginning of pg_temp or pg_toast_temp. They are internal system schemas, and deleting them may cause unexpected errors. A user cannot delete the schema in use. To delete the schema in use, switch to another schema.
statements. max_delete_elapse bigint Maximum response time of DELETE statements. min_delete_elapse bigint Minimum response time of DELETE statements. avg_delete_elapse bigint Average response time of DELETE statements.
statements max_delete_elapse bigint Maximum response time of DELETE statements min_delete_elapse bigint Minimum response time of DELETE statements avg_delete_elapse bigint Average response time of DELETE statements Parent topic: System Views
statement to delete table data. 1 DELETE FROM customer_t1 WHERE id = '1009';
You can also add, modify, and delete redaction columns. The following table lists the related SQL statements.
Handling Procedure If t2 does not need to be retained, you can delete the sequence using DROP CASCADE. If you want to retain table t2 and the sequence, you can delete it using the method shown in the following figure. Parent topic: Database Use
Delete automated snapshots. Delete manual snapshots. If you have created a manual snapshot, you can select Manual Snapshot to delete it. After confirming that the information is correct, enter DELETE or click Auto Enter and click OK to delete the cluster.
GAUSS-00516: "cannot drop the default database" SQLSTATE: 42809 Description: Attempting to delete the default database postgres is an invalid operation. Solution: Do not delete the default database postgres and ensure that the operation is correct.
GAUSS-00839: "Node list is empty: one node at least is mandatory" SQLSTATE: 42710 Description: When DELETE NODE LIST is run, the node list to be deleted is empty. Solution: Check and modify this statement. Run DELETE NODE LIST for non-empty node lists.
GAUSS-02396: "cannot delete from foreign table '%s'" SQLSTATE: 0A000 Description: The DELETE operation cannot be performed for foreign tables. Solution: Do not perform the DELETE operation for foreign tables.
If one of your CNs is abnormal, you can only delete this abnormal CN. If two or more CNs are abnormal, you can delete CNs only after the CNs are recovered from faults. Adding CNs Log in to the GaussDB(DWS) console.
of a user or role are complex and have many dependencies, an error message is displayed when you delete the user or role, indicating that the user or role has dependencies and cannot be deleted.
If the file is an HDFS table file, delete the HDFS table in the database. If the file is manually created externally and not used, delete it, and delete the tablespace again. GAUSS-04612: "Failed to remove external directory '%s'."
This variable is NULL for DELETE operations. OLD Old tuple for UPDATE/DELETE operations. This variable is NULL for INSERT operations.
This variable is NULL for DELETE operations. OLD Old tuple for UPDATE/DELETE operations. This variable is NULL for INSERT operations.
If command is set to DELETE, only tuple data that meets the condition (the return value of using_expression is TRUE) can be deleted. The operations that are affected include DELETE and DELETE ... RETURNING.
