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Mike Bayer
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as values by default, meaning case([(x==y, "foo")]) will interpret "foo" as a bound value, not a SQL expression. use text(expr) for literal SQL expressions in this case. For the criterion itself, these may be literal strings only if the "value" keyword is present, otherwise SA will force explicit usage of either text() or literal().
SQLAlchemy
++++++++++
The Python SQL Toolkit and Object Relational Mapper
Requirements
------------
SQLAlchemy requires Python 2.3 or higher. One or more DB-API implementations
are also required for database access. See docs/intro.html for more
information on supported DB-API implementations.
Installing
----------
To install::
python setup.py install
To use without installation, include the ``lib`` directory in your Python
path.
Package Contents
----------------
doc/
HTML documentation, including tutorials and API reference.
examples/
Fully commented and executable implementations for a variety of tasks.
lib/
SQLAlchemy.
test/
Unit tests for SQLAlchemy. See ``README.unittests`` for more
information.
Help
----
Mailing lists, wiki, and more are available on-line at
http://www.sqlalchemy.org.
License
-------
SQLAlchemy is distributed under the `MIT license
<http://www.opensource.org/licenses/mit-license.php>`_.