Columns management

This section describes the following management commands used for managing table columns:

Command	Description
.alter column	Alters the data type of an existing table column
.alter-merge column docstrings and .alter column docstrings	Sets the docstring property of one or more columns of the specified table
.alter table, .alter-merge table	Modify the schema of a table (add/remove columns)
drop column and drop table columns	Removes one or multiple columns from a table
rename column or columns	Changes the name of an existing or multiple table columns