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1 # -*- coding: utf-8 -*-
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2 #
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3 # Copyright (C) 2005 Edgewall Software
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4 # Copyright (C) 2005 Christopher Lenz <cmlenz@gmx.de>
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5 # All rights reserved.
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6 #
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7 # This software is licensed as described in the file COPYING, which
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8 # you should have received as part of this distribution. The terms
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9 # are also available at http://trac.edgewall.com/license.html.
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10 #
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11 # This software consists of voluntary contributions made by many
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12 # individuals. For the exact contribution history, see the revision
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13 # history and logs, available at http://projects.edgewall.com/trac/.
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14 #
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15 # Author: Christopher Lenz <cmlenz@gmx.de>
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16
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17
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18 class Table(object):
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19 """Declare a table in a database schema."""
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20
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21 def __init__(self, name, key=[]):
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22 self.name = name
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23 self.columns = []
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24 self.indices = []
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25 self.key = key
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26 if isinstance(key, basestring):
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27 self.key = [key]
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28
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29 def __getitem__(self, objs):
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30 self.columns = [o for o in objs if isinstance(o, Column)]
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31 self.indices = [o for o in objs if isinstance(o, Index)]
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32 return self
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33
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34
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35 class Column(object):
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36 """Declare a table column in a database schema."""
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37
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38 def __init__(self, name, type='text', size=None, unique=False,
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39 auto_increment=False):
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40 self.name = name
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41 self.type = type
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42 self.size = size
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43 self.auto_increment = auto_increment
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44
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45
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46 class Index(object):
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47 """Declare an index for a database schema."""
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48
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49 def __init__(self, columns):
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50 self.columns = columns
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