Managing a table
About this task
View or delete a table (formerly column family) in a keyspace, view metrics for a table, or truncate (delete) data from a table without deleting the table itself.
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If OpsCenter authentication is enabled, users must have permissions granted in their roles to view the schema or to truncate tables. See OpsCenter access roles overview. |
Procedure
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Click Data in the left navigation pane.
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From the list of keyspaces, select a keyspace.
The (#TBL) shows how many tables each keyspace contains.
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From the list of the tables, select a table. The CQL statement for the table appears.
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Perform any of the following actions:
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Delete: Completely deletes the table from the keyspace. Select one or more tables in a keyspace to delete.
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View Metrics: Presents metrics for a table. In the Metric Options dialog, select a table metric to view. To aggregate measurements across the entire cluster, all nodes in the datacenter, or in a particular node, select Cluster Wide, All Nodes, or the IP address of a node. At this point, you can add a graph of the measurements to the Performance Metrics area, or choose a different table to measure.
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Truncate: Deletes all data from the table but does not delete the table itself. See Truncating table data.
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