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DELETE means to delete all rows with the same key in this batch of data.
GRANT USAGE_PRIV ON WORKLOAD GROUP 'test_group' TO 'jack'; Revoke the permissions of the old tenant. revoke USAGE_PRIV ON WORKLOAD GROUP 'test_group' from 'jack'; View tenants. select * from information_schema.workload_groups; Delete a tenant. mysql> DROP WORKLOAD GROUP if exists
admin.disableTable(tableName); // Delete table. admin.deleteTable(tableName);//Note [1] } LOG.info("Drop table successfully."); } catch (IOException e) { LOG.error("Drop table failed " ,e); } finally { if (admin !
Figure 2 Successful table creation Method 2: Delete the existing database and use the following command to create a database on each node. create database demo ON CLUSTER default_cluster; Create a table and the error message shown in the Figure above is not displayed.
NOTE: You can delete a user that was authorized to manage an enterprise project if the enterprise's business has changed and the user should not have the permissions to manage the enterprise project. You can delete a user or multiple users.
If the tenant is unavailable, you can also delete the tenant by clicking Delete in the Operation column. In the displayed confirmation dialog box, click OK.
NOTE: You can delete a user that was authorized to manage an enterprise project if the enterprise's business has changed and the user should not have the permissions to manage the enterprise project. You can delete a user or multiple users.
ALTER TABLE DB_table1 MODIFY COLUMN Year UInt8; View the table structure. desc DB_tables; Delete the test column from the DB_table1 table.
For example, a specific user group is not allowed to delete a cluster. Only basic CloudTable operations (such as creating and querying jobs) are allowed. Table 1 lists all the system-defined roles and policies supported by CloudTable.
Delete Catalog Databases and tables in external catalogs are read-only. External Catalogs are deletable via the DROP CATALOG command. (The Internal catalog cannot be deleted.) You can run the DROP CATALOG command to delete an External Catalog.
Delete data. Delete the table. drop table DB_demo_t; Delete the database. drop database DB_demo;
Deleting a cluster: You can delete a cluster that is no longer needed. This is a high-risk operation. Deleting a cluster may cause data loss. Therefore, before deleting a cluster, ensure that no service is running and all data has been saved.
Figure 2 Delete error JDKs Click Add Library... shown in Figure 3. Select JRE System Library in the pop-up window. Figure 3 Adding libraries In the Add Library dialog box, select a JDK version from the drop-down list of Alternate JRE or Workspace default JRE.
Billing termination If your no longer need CloudTable, you can unsubscribe from or delete it to stop the billing. For details, see Billing Termination.
If there are too many metrics, delete them on the Select Metric page. If the metrics displayed on the page do not contain the desired metrics, add the metrics on the Select Metric page. Select at least one metric.
For example, some software developers in your enterprise need to use CloudTable resources but must not delete them or perform any high-risk operations.
If you want to use a table that has been disabled, run the enable command to enable it. hbase(main):004:0> enable 'cloudtable' 0 row(s) in 1.2500 seconds Delete a table. Run the drop command to delete a table that is no longer needed. Before deleting a table, disable it first.
NOTE: You can delete a user that was authorized to manage an enterprise project if the enterprise's business has changed and the user should not have the permissions to manage the enterprise project. You can delete a user or multiple users.
If there are too many metrics, delete them on the Select Metric page. If the metrics displayed on the page do not contain the desired metrics, add the metrics on the Select Metric page. Select at least one metric.
Operations like Delete, Drop, and Truncate only remove data logically, not physically, resulting in additional junk files. Post-merging of data files, the outdated data remains unerased, further contributing to junk file accumulation.
