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runoob_alter_test" ALTER COLUMN "datatype2" DROP DEFAULT; DROP (Table Deletion) Both GaussDB(DWS) and MySQL can use the DROP statement to delete tables, but GaussDB(DWS) does not support the RESTRICT | CASCADE keyword in DROP. DSC will delete the keywords during migration.
Delete partition P2 from the partitioned table customer_address. 1 ALTER TABLE customer_address DROP PARTITION P2; Delete partitions P6a and P6b from partitioned table customer_address. 1 ALTER TABLE customer_address DROP PARTITION P6a, P6b; Helpful Links CREATE TABLE PARTITION,
If this parameter is not set and the UPDATE or DELETE statement executed in the current session detects that tuples have been updated, the UPDATE or DELETE statement of the current session will be re-executed to ensure data consistency.
Parameters: table can be declared by name (text type) or OID. privilege is declared using a text string, which can be SELECT, INSERT, UPDATE, DELETE, TRUNCATE, REFERENCES, or TRIGGER, or multiple permission types separated by commas (,).
A share lock blocks other transaction from performing UPDATE, DELETE, or SELECT FOR UPDATE on these rows, but it does not prevent them from performing SELECT FOR SHARE.
A share lock blocks other transaction from performing UPDATE, DELETE, or SELECT FOR UPDATE on these rows, but it does not prevent them from performing SELECT FOR SHARE.
If an error occurs during table creation, after it is fixed, the system may fail to delete the empty disk files created before the last automatic clearance. This problem seldom occurs.
Cluster scale-in: Delete nodes from an existing cluster. It applies to scenarios where both computing and storage resources are redundant. Resize: Upgrade or downgrade the specifications of an existing cluster or migrate the cluster to a new cluster with new specifications.
However, you can edit and modify the current security group, and add, delete, or modify rules in it. You can click the security group name to go to the security group details page to configure it.
Deleting a Partition Perform the following steps to delete a partition: Select a partition. Click Delete. Defining a Partition The following table describes the parameters of partitioned tables.
CALL regress_record('abc'); INFO: employer name: WARD , epno:18 INFO: employer1 name: WARD , epno: 18 INFO: employer1 name: <NULL> , epno: <NULL> INFO: employer2 name: SCOTT ,epno: 10 -- Delete the stored procedure.
Table 2 Description of privileges Parameter Description r SELECT (read) w UPDATE (write) a INSERT (insert) d DELETE D TRUNCATE x REFERENCES t TRIGGER X EXECUTE U USAGE C CREATE c CONNECT T TEMPORARY A ANALYZE|ANALYSE arwdDxtA ALL PRIVILEGES (used for tables) * Authorization options
CALL regress_record('abc'); INFO: employer name: WARD , epno:18 INFO: employer1 name: WARD , epno: 18 INFO: employer1 name: <NULL> , epno: <NULL> INFO: employer2 name: SCOTT ,epno: 10 -- Delete the stored procedure.
Table 2 Description of privileges Parameter Description r SELECT (read) w UPDATE (write) a INSERT (insert) d DELETE D TRUNCATE x REFERENCES t TRIGGER X EXECUTE U USAGE C CREATE c CONNECT T TEMPORARY A ANALYZE|ANALYSE arwdDxtA ALL PRIVILEGES (used for tables) * Authorization options
Deleting a Partition Perform the following steps to delete a partition: Select a partition. Click Delete. Defining a Partition The following table describes the parameters of partitioned tables.
In this way, the sequence will be deleted when you delete its associated field or the table where the field belongs. The associated table and sequence must be owned by the same user and in the same schema.
Deleting a Partition Perform the following steps to delete a partition: Select a partition. Click Delete. Defining a Partition The following table describes the parameters of partitioned tables.
CALL regress_record('abc'); INFO: employer name: WARD , epno:18 INFO: employer1 name: WARD , epno: 18 INFO: employer1 name: <NULL> , epno: <NULL> INFO: employer2 name: SCOTT ,epno: 10 -- Delete the stored procedure.
Add and modify the index comment. 1 2 ALTER INDEX [ IF EXISTS ] index_name COMMENT 'text'; Delete the index comment. 1 2 3 4 ALTER INDEX [ IF EXISTS ] index_name COMMENT ''; ALTER INDEX [ IF EXISTS ] index_name COMMENT NULL; Parameter Description IF EXISTS If the specified
------------+----------------+----------- 1501 | vivitar 35mm | electrncs 1502 | olympus camera | electrncs 1600 | play gym | toys 1601 | lamaze | toys 1666 | harry potter | toys 1700 | wait interface | books (6 rows) Delete