sqlalchemy.sql.roles.ExpressionElementRole

class documentation

class ExpressionElementRole(TypedColumnsClauseRole[_T]): (source)

Known subclasses: sqlalchemy.sql.elements.SQLColumnExpression, sqlalchemy.sql.roles.BinaryElementRole, sqlalchemy.sql.roles.ConstExprRole, sqlalchemy.sql.roles.LabeledColumnExprRole

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Undocumented

Method	`label`	Undocumented
Class Variable	`__slots__`	Undocumented
Class Variable	`_role_name`	Undocumented

Inherited from SQLRole (via TypedColumnsClauseRole):

Class Variable	`allows_lambda`	Undocumented
Class Variable	`uses_inspection`	Undocumented

def label(self, name: Optional[str]) -> Label[_T]: (source) ¶

overridden in sqlalchemy.orm.attributes.QueryableAttribute, sqlalchemy.orm.attributes.QueryableAttribute, sqlalchemy.sql.elements.ColumnElement, sqlalchemy.sql.elements.ColumnElement

Undocumented

__slots__: tuple = (source) ¶

overrides sqlalchemy.sql.roles.TypedColumnsClauseRole.__slots__

overridden in sqlalchemy.sql.elements.SQLColumnExpression, sqlalchemy.sql.roles.BinaryElementRole, sqlalchemy.sql.roles.ConstExprRole, sqlalchemy.sql.roles.LabeledColumnExprRole

Undocumented

_role_name: str = (source) ¶

overridden in sqlalchemy.sql.roles.BinaryElementRole, sqlalchemy.sql.roles.ConstExprRole

Undocumented