app/django/db/backends/postgresql/version.py
author Sverre Rabbelier <srabbelier@gmail.com>
Thu, 26 Feb 2009 16:51:35 +0000
changeset 1516 8df06dc877aa
parent 323 ff1a9aa48cfd
permissions -rw-r--r--
Do not update newly created model properties There is no real reason to favor old behavior over the current, plus the new behavior saves an extra disk write (which are expensive). Patch by: Sverre Rabbelier
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"""
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Extracts the version of the PostgreSQL server.
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"""
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import re
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VERSION_RE = re.compile(r'PostgreSQL (\d+)\.(\d+)\.')
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def get_version(cursor):
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    """
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    Returns a tuple representing the major and minor version number of the
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    server. For example, (7, 4) or (8, 3).
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    """
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    cursor.execute("SELECT version()")
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    version = cursor.fetchone()[0]
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    major, minor = VERSION_RE.search(version).groups()
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    return int(major), int(minor)
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