2014-02-01 13:02:08 +04:00
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PyHive
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======
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PyHive is a collection of python DBAPI and SQLAlchemy wrappers for Presto's REST interface and
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HiveServer2's Thrift interface.
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Usage
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=====
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DBAPI::
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cursor = presto.connect('localhost').cursor()
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cursor.execute('SELECT * FROM user LIMIT 10')
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print cursor.fetchone()
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print cursor.fetchall()
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SQLAlchemy::
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2014-02-01 14:06:12 +04:00
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engine = create_engine('presto://localhost:8080/hive/default')
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2014-02-01 13:02:08 +04:00
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metadata = MetaData(bind=engine)
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user = Table('user', metadata, autoload=True)
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print select([func.count('*')], from_obj=user).scalar()
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Requirements
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============
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- Presto DBAPI: Just a Presto install
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- Hive DBAPI: HiveServer2 daemon, `TCLIService`, `thrift`, `sasl`, `thrift_sasl`
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- SQLAlchemy integration: `sqlalchemy` version 0.5
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2014-02-01 13:08:54 +04:00
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Testing
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=======
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Run the following in an environment with Hive/Presto::
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./scripts/make_test_tables.sh
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python setup.py test
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