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Enter DELETE in the Delete Job dialog box and click OK. You can delete one, multiple, or all jobs. Parent topic: Managing MRS Cluster Jobs
" + response.getStatusLine()); } } catch (IOException e) { LOG.error("Failed to delete data.
", namespace); } else { LOG.error("Delete namespace '{}' failed.", namespace); } } Obtain tables in a specified namespace.
", namespace); } else { LOG.error("Delete namespace '{}' failed.", namespace); } } Obtain tables in a specified namespace.
", namespace); } else { LOG.error("Delete namespace '{}' failed.", namespace); } } Obtain tables in a specified namespace.
", namespace); } else { LOG.error("Delete namespace '{}' failed.", namespace); } } Obtain tables in a specified namespace.
DROP TABLE Function This command is used to delete an existing table. Syntax DROP TABLE [IF EXISTS] [db_name.]table_name; Parameter Description Table 1 DROP TABLE parameters Parameter Description db_name Database name.
DROP TABLE Function This command is used to delete an existing table. Syntax DROP TABLE [IF EXISTS] [db_name.]table_name; Parameter Description Table 1 DROP TABLE parameters Parameter Description db_name Database name.
DROP TABLE Function This command is used to delete an existing table. Syntax DROP TABLE [IF EXISTS] [db_name.]table_name; Parameter Description Table 1 Parameters Parameter Description db_name Database name.
To delete residual folders, log in to each Core node in the MRS cluster and run the following commands.
In the Operation column of the data connection list, click Delete in the row where the data connection to be deleted is located. Enter DELETE in the Delete Data Connection dialog box and click OK.
DROP SECONDARY INDEX Function This command is used to delete a secondary index table from a specified table. Syntax DROP INDEX [IF EXISTS] index_name ON [db_name.]table_name; Parameter Description Table 1 Parameter parameters Parameter Description index_name Index table name.
Managing a HetuEngine Data Source On the HetuEngine web UI, you can view, edit, and delete an added data source. Log in to Manager as a HetuEngine administrator and choose Cluster > Services > HetuEngine. The HetuEngine service page is displayed.
Run the following command to delete the segment after you have found the Segment ID: Command: DELETE FROM TABLE tableName WHERE SEGMENT.ID IN (load_sequence_id1, load_sequence_id2, ....); Example: DELETE FROM TABLE carbonTable WHERE SEGMENT.ID IN (1,2,3); For details, see DELETE SEGMENT
Run the following command to delete the segment after you have found the Segment ID: Command: DELETE FROM TABLE tableName WHERE SEGMENT.ID IN (load_sequence_id1, load_sequence_id2, ....); Example: DELETE FROM TABLE carbonTable WHERE SEGMENT.ID IN (1,2,3); For details, see DELETE SEGMENT
You can use the TableIndexer tool to completely delete a large amount of existing index data from a table. For tables that do not have indexes, this tool allows you to add and build indexes at the same time.
Using TableIndexer to Generate a Local HBase Secondary Index Scenarios To quickly create indexes for user data, HBase provides the TableIndexer tool for you to create, add, and delete indexes using MapReduce functions.
Development Plan Overview You can customize JDBCServer clients and use JDBC connections to create, load data to, query, and delete data tables.
Development Plan Scenarios You can customize JDBCServer clients and use JDBC connections to create, load data to, query, and delete data tables. Data Preparation Upload the data file to HDFS.
Development Plan Overview You can customize JDBCServer clients and use JDBC connections to create, load data to, query, and delete data tables.
