50 lines
1.7 KiB
Markdown
50 lines
1.7 KiB
Markdown
---
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{
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"title": "SHOW PARTITIONS",
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"language": "zh-CN"
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}
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---
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<!--
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Licensed to the Apache Software Foundation (ASF) under one
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or more contributor license agreements. See the NOTICE file
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distributed with this work for additional information
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regarding copyright ownership. The ASF licenses this file
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to you under the Apache License, Version 2.0 (the
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"License"); you may not use this file except in compliance
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with the License. You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing,
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software distributed under the License is distributed on an
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"AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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KIND, either express or implied. See the License for the
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specific language governing permissions and limitations
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under the License.
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-->
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# SHOW PARTITIONS
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## description
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该语句用于展示分区信息
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语法：
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SHOW [TEMPORARY] PARTITIONS FROM [db_name.]table_name [WHERE] [ORDER BY] [LIMIT];
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说明:
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支持PartitionId,PartitionName,State,Buckets,ReplicationNum,LastConsistencyCheckTime等列的过滤
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TEMPORARY指定列出临时分区
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## example
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1.展示指定db下指定表的所有非临时分区信息
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SHOW PARTITIONS FROM example_db.table_name;
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2.展示指定db下指定表的所有临时分区信息
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SHOW TEMPORARY PARTITIONS FROM example_db.table_name;
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3.展示指定db下指定表的指定非临时分区的信息
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SHOW PARTITIONS FROM example_db.table_name WHERE PartitionName = "p1";
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4.展示指定db下指定表的最新非临时分区的信息
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SHOW PARTITIONS FROM example_db.table_name ORDER BY PartitionId DESC LIMIT 1;
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## keyword
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SHOW,PARTITIONS
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