layout: global title: SHOW TABLE EXTENDED displayTitle: SHOW TABLE EXTENDED license: | Licensed to the Apache Software Foundation (ASF) under one or more contributor license agreements. See the NOTICE file distributed with this work for additional information regarding copyright ownership. The ASF licenses this file to You under the Apache License, Version 2.0 (the “License”); you may not use this file except in compliance with the License. You may obtain a copy of the License at

 http://www.apache.org/licenses/LICENSE-2.0

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Description

SHOW TABLE EXTENDED will show information for all tables matching the given regular expression. Output includes basic table information and file system information like Last Access, Created By, Type, Provider, Table Properties, Location, Serde Library, InputFormat, OutputFormat, Storage Properties, Partition Provider, Partition Columns and Schema.

If a partition specification is present, it outputs the given partition's file-system-specific information such as Partition Parameters and Partition Statistics. Note that a table regex cannot be used with a partition specification.

Syntax

{% highlight sql %} SHOW TABLE EXTENDED [ IN | FROM database_name ] LIKE ‘identifier_with_wildcards’ [ partition_spec ] {% endhighlight %}

Parameters

-- Show the details of the table SHOW TABLE EXTENDED LIKE employee; +--------+---------+-----------+--------------------------------------------------------------- |database|tableName|isTemporary| information +--------+---------+-----------+--------------------------------------------------------------- |default |employee |false |Database: default Table: employee Owner: root Created Time: Fri Aug 30 15:10:21 IST 2019 Last Access: Thu Jan 01 05:30:00 IST 1970 Created By: Spark 3.0.0-SNAPSHOT Type: MANAGED Provider: hive Table Properties: [transient_lastDdlTime=1567158021] Location: file:/opt/spark1/spark/spark-warehouse/employee Serde Library: org.apache.hadoop.hive.serde2.lazy
.LazySimpleSerDe InputFormat: org.apache.hadoop.mapred.TextInputFormat OutputFormat: org.apache.hadoop.hive.ql.io .HiveIgnoreKeyTextOutputFormat Storage Properties: [serialization.format=1] Partition Provider: Catalog Partition Columns: [grade] Schema: root |-- name: string (nullable = true) |-- grade: integer (nullable = true)

+--------+---------+-----------+---------------------------------------------------------------

-- showing the multiple table details with pattern matching SHOW TABLE EXTENDED LIKE employe*; +--------+---------+-----------+--------------------------------------------------------------- |database|tableName|isTemporary| information +--------+---------+-----------+--------------------------------------------------------------- |default |employee |false |Database: default Table: employee Owner: root Created Time: Fri Aug 30 15:10:21 IST 2019 Last Access: Thu Jan 01 05:30:00 IST 1970 Created By: Spark 3.0.0-SNAPSHOT Type: MANAGED Provider: hive Table Properties: [transient_lastDdlTime=1567158021] Location: file:/opt/spark1/spark/spark-warehouse/employee Serde Library: org.apache.hadoop.hive.serde2.lazy .LazySimpleSerDe InputFormat: org.apache.hadoop.mapred.TextInputFormat OutputFormat: org.apache.hadoop.hive.ql.io .HiveIgnoreKeyTextOutputFormat Storage Properties: [serialization.format=1] Partition Provider: Catalog Partition Columns: [grade] Schema: root |-- name: string (nullable = true) |-- grade: integer (nullable = true)

|default |employee1|false |Database: default Table: employee1 Owner: root Created Time: Fri Aug 30 15:22:33 IST 2019 Last Access: Thu Jan 01 05:30:00 IST 1970 Created By: Spark 3.0.0-SNAPSHOT Type: MANAGED Provider: hive Table Properties: [transient_lastDdlTime=1567158753] Location: file:/opt/spark1/spark/spark-warehouse/employee1 Serde Library: org.apache.hadoop.hive.serde2.lazy .LazySimpleSerDe InputFormat: org.apache.hadoop.mapred.TextInputFormat OutputFormat: org.apache.hadoop.hive.ql.io .HiveIgnoreKeyTextOutputFormat Storage Properties: [serialization.format=1] Partition Provider: Catalog Schema: root |-- name: string (nullable = true)

+--------+---------+----------+----------------------------------------------------------------

-- show partition file system details SHOW TABLE EXTENDED IN default LIKE employee PARTITION (grade=1); +--------+---------+-----------+--------------------------------------------------------------- |database|tableName|isTemporary| information
+--------+---------+-----------+--------------------------------------------------------------- |default |employee |false | Partition Values: [grade=1] Location: file:/opt/spark1/spark/spark-warehouse/employee /grade=1 Serde Library: org.apache.hadoop.hive.serde2.lazy .LazySimpleSerDe InputFormat: org.apache.hadoop.mapred.TextInputFormat OutputFormat: org.apache.hadoop.hive.ql.io .HiveIgnoreKeyTextOutputFormat Storage Properties: [serialization.format=1] Partition Parameters: {rawDataSize=-1, numFiles=1, transient_lastDdlTime=1567158221, totalSize=4, COLUMN_STATS_ACCURATE=false, numRows=-1} Created Time: Fri Aug 30 15:13:41 IST 2019 Last Access: Thu Jan 01 05:30:00 IST 1970 Partition Statistics: 4 bytes | +--------+---------+-----------+---------------------------------------------------------------

-- show partition file system details with regex fails as shown below SHOW TABLE EXTENDED IN default LIKE empl* PARTITION (grade=1); Error: Error running query: org.apache.spark.sql.catalyst.analysis.NoSuchTableException: Table or view ‘emplo*’ not found in database ‘default’; (state=,code=0)

{% endhighlight %}

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