SHOW PARTITIONS

description

  1. 该语句用于展示分区信息
  2. 语法:
  3. SHOW PARTITIONS FROM [db_name.]table_name [WHERE] [ORDER BY] [LIMIT];
  4. 说明:
  5. 支持PartitionId,PartitionName,State,Buckets,ReplicationNum,LastConsistencyCheckTime等列的过滤

example

  1. 1.展示指定db下指定表的所有分区信息
  2. SHOW PARTITIONS FROM example_db.table_name;
  3. 2.展示指定db下指定表的指定分区的信息
  4. SHOW PARTITIONS FROM example_db.table_name WHERE PartitionName = "p1";
  5. 3.展示指定db下指定表的最新分区的信息
  6. SHOW PARTITIONS FROM example_db.table_name ORDER BY PartitionId DESC LIMIT 1;

keyword

  1. SHOW,PARTITIONS