cycquery.ops.Drop

class Drop(cols)

Bases: QueryOp

Drop some columns.

Parameters:

cols (Union[str, List[str]]) – Columns to drop.

Examples

>>> Drop("col1")(table)
>>> Drop(["col1", "col2"])(table)

Initialize the operation.

Methods

__call__(table)

Process the table.

Parameters:

table (Union[Select, Subquery, Table, DBTable]) – Table on which to perform the operation.

Returns:

Processed table.

Return type:

sqlalchemy.sql.selectable.Subquery

__init__(cols)

Initialize the operation.