SHOW COLUMNS (Databricks SQL)

Returns the list of columns in a table. If the table does not exist, an exception is thrown.

Syntax

SHOW COLUMNS { IN | FROM } table_name [ { IN | FROM } database_name ]

Note

Keywords IN and FROM are interchangeable.

Parameters

  • table_name

    Identifies the table. The name must not include a temporal specification.

  • database_name

    An optional alternative means of qualifying the table_name with a database name. When this parameter is specified then table name should not be qualified with a different database name.

Examples

-- Create `customer` table in `salesdb` database;
USE salesdb;
CREATE TABLE customer(
    cust_cd INT,
    name VARCHAR(100),
    cust_addr STRING);

-- List the columns of `customer` table in current database.
SHOW COLUMNS IN customer;
+---------+
| col_name|
+---------+
|  cust_cd|
|     name|
|cust_addr|
+---------+

-- List the columns of `customer` table in `salesdb` database.
SHOW COLUMNS IN salesdb.customer;
+---------+
| col_name|
+---------+
|  cust_cd|
|     name|
|cust_addr|
+---------+

-- List the columns of `customer` table in `salesdb` database
SHOW COLUMNS IN customer IN salesdb;
+---------+
| col_name|
+---------+
|  cust_cd|
|     name|
|cust_addr|
+---------+