Viewing All Columns in a Specified Table

Function

This statement is used to query all columns in a specified table.

Syntax

SHOW COLUMNS {FROM | IN} table_name [{FROM | IN} db_name];

Keywords

COLUMNS: columns in the current table
FROM/IN: followed by the name of a database whose tables and views will be displayed. Keyword FROM is equivalent to IN. You can use either of them in a statement.

Parameters

**Table 1** Parameters
Parameter	Description
table_name	Table name
db_name	Database name

Precautions

The specified table must exist in the database. If the table does not exist, an error is reported.

Example

Run the following statement to view all columns in the student table.

SHOW COLUMNS IN student;

Parent topic: Viewing Tables