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After the separation of duties is enabled, only the system administrator has the permission to create, modify, delete, and allocate logical clusters. Accessing a logical cluster requires permissions.
You can check it in the snapshot list and manually delete it if it is no longer necessary. During the change, the cluster is read-only, affecting intelligent O&M tasks. You are advised to start these tasks after the change or pause them before the change.
When you cannot log in to Data Studio due to a damaged security key, perform the following steps to generate a new security key: Delete the security folder in Data Studio > UserData.
= 'play gym' WHEN NOT MATCHED THEN INSERT VALUES (np.product_id, np.product_name, np.category) WHERE np.category = 'books'; Query updates: 1 SELECT * FROM products ORDER BY product_id; Delete a table: 1 2 DROP TABLE products; DROP TABLE newproducts; Parent Topic: DML Syntax
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 Table 1 ALTER INDEX
attribute_name [ CASCADE | RESTRICT ] ALTER ATTRIBUTE attribute_name [ SET DATA ] TYPE data_type [ COLLATE collation ] [ CASCADE | RESTRICT ] Add a new attribute to a composite type. 1 ALTER TYPE name ADD ATTRIBUTE attribute_name data_type [ COLLATE collation ] [ CASCADE | RESTRICT ] Delete
The syntax of with_query is: with_query_name [ ( column_name [, ...] ) ] AS [ [ NOT ] MATERIALIZED ] ( {select | values | insert | update | delete} ).
The UPDATE, DELETE, and INSERT statements can be executed only by the initial user in in-place upgrade mode or by the administrator in redistribution mode. The number of records modified by the statements on each instance must be the same.
After confirming that the information is correct, enter DELETE or click Auto Enter and click OK to delete the cluster. The cluster status in the cluster list will change to Deleting and the cluster deletion progress will be displayed.
Lock Purpose Conflict 1 AccessShareLock SELECT 8 2 RowShareLock SELECT FOR UPDATE/FOR SHARE 7 | 8 3 RowExclusiveLock INSERT/UPDATE/DELETE 5 | 6 | 7 | 8 4 ShareUpdateExclusiveLock VACUUM 4 | 5 | 6 | 7 | 8 5 ShareLock CREATE INDEX 3 | 4 | 6 | 7 | 8 6 ShareRowExclusiveLock ROW SELECT
command file %s specified neither primary_conninfo nor restore_command. errhint: The database server will regularly poll the pg_xlog subdirectory to check for files placed there. level:WARNING GS_113120083 errmsg:could not reset replication slot at the end of recovery. errhint: Delete
(Optional) If the Task Information is other than DR not started, delete the DR task. For details, see Deleting a DR Task. In the Operation column of the production and DR clusters, choose More > Scale Out. Create a DR task.
Deleting a Parameter Template You can delete an unnecessary parameter template or a parameter template that is no longer used. The default parameter template cannot be deleted. Deleted parameter templates cannot be restored. Exercise caution when performing this operation.
Data Studio allows you to reset counters in the following pages: Display DDL Tablespace, Display DDL User/Role, Batch Delete, Result Set, and Execution Plan. Data Studio displays an error message indicating that no result is found in the status bar.
BEGIN INSERT INTO db(a,b) VALUES (key, data); RETURN; EXCEPTION WHEN unique_violation THEN -- Loop to try the UPDATE again: END; END LOOP; END; $$ LANGUAGE plpgsql; SELECT merge_db(1, 'david'); SELECT merge_db(1, 'dennis'); -- Delete
password '{Password}'; ALTER TEXT SEARCH CONFIGURATION ngram1 OWNER TO joe; Change the schema of text search configuration. 1 ALTER TEXT SEARCH CONFIGURATION ngram1 SET SCHEMA joe; Rename a text search configuration. 1 ALTER TEXT SEARCH CONFIGURATION joe.ngram1 RENAME TO ngram_1; Delete
[ CASCADE | RESTRICT ]; ALTER ATTRIBUTE attribute_name [ SET DATA ] TYPE data_type [ COLLATE collation ] [ CASCADE | RESTRICT ]; Add a new attribute to a composite type. 1 ALTER TYPE name ADD ATTRIBUTE attribute_name data_type [ COLLATE collation ] [ CASCADE | RESTRICT ]; Delete
DML statements are recorded, including: the execution of SELECT, INSERT, UPDATE, and DELETE the execution of EXPLAIN ANALYZE and EXPLAIN PERFORMANCE the use of the query-level or perf-level views The entry statements for invoking functions and stored procedures are recorded.
BEGIN INSERT INTO db(a,b) VALUES (key, data); RETURN; EXCEPTION WHEN unique_violation THEN -- Loop to try the UPDATE again: END; END LOOP; END; $$ LANGUAGE plpgsql; SELECT merge_db(1, 'david'); SELECT merge_db(1, 'dennis'); -- Delete
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.
