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caiconghui 42dfe1369b Add filter conditions for 'show partitions from table' syntax (#2553) 
Add filter conditions for show partitions from table syntax, to filter partitions needed
2020-01-03 19:52:25 +08:00

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SHOW PARTITIONS

Description

This statement is used to display partition information Grammar: SHOW PARTITIONS FROM [db_name.]table_name [WHERE] [ORDER BY] [LIMIT]; Explain: Support filter with following columns: PartitionId,PartitionName,State,Buckets,ReplicationNum, LastConsistencyCheckTime

example

  1. Display partition information for the specified table below the specified DB SHOW PARTITIONS FROM example_db.table_name;

  2. Display information about the specified partition of the specified table below the specified DB SHOW PARTITIONS FROM example_db.table_name WHERE PartitionName = "p1";

  3. Display information about the newest partition of the specified table below the specified DB SHOW PARTITIONS FROM example_db.table_name ORDER BY PartitionId DESC LIMIT 1;

keyword

SHOW,PARTITIONS