layout: global title: SHOW TBLPROPERTIES displayTitle: SHOW TBLPROPERTIES 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
This statement returns the value of a table property given an optional value for a property key. If no key is specified then all the properties are returned.
SHOW TBLPROPERTIES table_identifier [ ( unquoted_property_key | property_key_as_string_literal ) ]
table_identifier
Specifies the table name of an existing table. The table may be optionally qualified with a database name.
Syntax: [ database_name. ] table_name
unquoted_property_key
Specifies the property key in unquoted form. The key may consists of multiple parts separated by dot.
Syntax: [ key_part1 ] [ .key_part2 ] [ ... ]
property_key_as_string_literal
Specifies a property key value as a string literal.
Note
spark.sql
EXTERNAL
, comment
numFiles
, numPartitions
, numRows
.-- create a table `customer` in database `salesdb` USE salesdb; CREATE TABLE customer(cust_code INT, name VARCHAR(100), cust_addr STRING) TBLPROPERTIES ('created.by.user' = 'John', 'created.date' = '01-01-2001'); -- show all the user specified properties for table `customer` SHOW TBLPROPERTIES customer; +---------------------+----------+ | key| value| +---------------------+----------+ | created.by.user| John| | created.date|01-01-2001| |transient_lastDdlTime|1567554931| +---------------------+----------+ -- show all the user specified properties for a qualified table `customer` -- in database `salesdb` SHOW TBLPROPERTIES salesdb.customer; +---------------------+----------+ | key| value| +---------------------+----------+ | created.by.user| John| | created.date|01-01-2001| |transient_lastDdlTime|1567554931| +---------------------+----------+ -- show value for unquoted property key `created.by.user` SHOW TBLPROPERTIES customer (created.by.user); +-----+ |value| +-----+ | John| +-----+ -- show value for property `created.date`` specified as string literal SHOW TBLPROPERTIES customer ('created.date'); +----------+ | value| +----------+ |01-01-2001| +----------+