Return a list of ENUM objects. Each member is a dictionary containing these fields: * name - name of the enum * sche

Make this :class:`_expression.Insert` construct "inline" . When set, no attempt will be made to retrieve the SQL-generated default va

r"""Return ``True`` if the given instance has locally modified attributes. This method retrieves the history for each instrumented

r"""Add one or more expressions following the statement keyword, i.e. SELECT, INSERT, UPDATE, or DELETE. Generative. This is used to

Invoke the given synchronous (i.e. not async) callable, passing a synchronous-style :class:`_orm.Session` as the first argument.

r"""Update the default execution_options dictionary of this :class:`_engine.Engine`. The given keys/values in \**opt are added to the

r"""Specify a fixed VALUES clause for an INSERT statement, or the SET clause for an UPDATE. Note that the :class:`_expression.Insert`

A dictionary-based collection type with attribute-based keying. .. versionchanged:: 2.0 Renamed :data:`.attribute_mapped_collection` to :f

r"""Return a :class:`_engine.Connection` object corresponding to this :class:`.Session` object's transactional state. Either the :cla

Add an iterable of items to this :class:`_orm.AppenderQuery`. The given items will be persisted to the database in terms of the paren

Return a callable object that will produce copies of this :class:`_engine.Result` when invoked. The callable object returned is an in

Facade to attributes.get_state_history(), including caching of results.

Return a :class:`_query.Query` that will expire and refresh all instances as they are loaded, or reused from the current :class:`.Sess

Return a new :func:`_expression.select` construct with redundantly named, equivalently-valued columns removed from the columns clause.

r"""Indicate that the given column-oriented attribute should be undeferred, e.g. specified within the SELECT statement of the entity a

helper context manager that will apply appropriate DDL events to a CREATE or DROP operation.

Add a table hint for a single table to this INSERT/UPDATE/DELETE statement. .. note:: :meth:`.UpdateBase.with_hint` current

Return a dialect-specific result processor for this type.

Determine whether this range is a contained by `other`.

Remove and return an item from the queue. If optional args `block` is True and `timeout` is None (the default), block if necessary un

Return a structure of supported isolation levels for the current testing dialect. The structure indicates to the testing suite what t

Check the existence of a particular sequence in the database. Given a :class:`_engine.Connection` object and a string `sequence_name`

Return ``True`` if this :class:`.ReturnsRows` is 'derived' from the given :class:`.FromClause`. Since these are DMLs, we dont want su

Implement the ``IS NOT`` operator. Normally, ``IS NOT`` is generated automatically when comparing to a value of ``None``, which resol

Produce a SQL statement that is cached as a lambda. The Python code object within the lambda is scanned for both Python literals that will be

Produce a conjunction of expressions joined by ``OR``. See :func:`_sql.or_` for full documentation.

Return a new :class:`_pool.Pool`, of the same class as this one and configured with identical creation arguments. This method is used

Add filtering criterion that relates the given instance to a child object or collection, using its attribute state as well as an estab

Create a DDL statement. :param statement: A string or unicode string to be executed. Statements will be processed with P

Create a copy of this ``Column``, uninitialized. This is used in :meth:`_schema.Table.to_metadata` and by the ORM.

Execute a statement and assert that rows returned equal expected.

Begin a transaction, or nested transaction, on this :class:`.Session`, if one is not already begun. The :class:`_orm.Session` object

Begin a two-phase or XA transaction and return a transaction handle. The returned object is an instance of :class:`.TwoPhaseTransacti

Control whether or not eager joins and subqueries are rendered. When set to False, the returned Query will not render eager j

Return an instance based on the given primary key identifier, or ``None`` if not found. .. seealso:: :meth:`_orm.Session

Iterate through sub-lists of rows of the size given. Each list will be of the size given, excluding the last list to be yielded, whic

Indicate an attribute that populates from a query-time SQL expression. :param default_expr: Optional SQL expression object that will be used in

Quote an identifier. Subclasses should override this to provide database-dependent quoting behavior.