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List: calendarserver-changes
Subject: [CalendarServer-changes] [7405]
From: source_changes () macosforge ! org
Date: 2011-04-29 21:28:39
Message-ID: 20110429212839.BBCBE19C1B82 () lists ! macosforge ! org
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Revision: 7405
http://trac.macosforge.org/projects/calendarserver/changeset/7405
Author: glyph@apple.com
Date: 2011-04-29 14:28:39 -0700 (Fri, 29 Apr 2011)
Log Message:
-----------
add schema translation for all existing indexes.
Modified Paths:
--------------
CalendarServer/trunk/txdav/common/datastore/sql_tables.py
Modified: CalendarServer/trunk/txdav/common/datastore/sql_tables.py
===================================================================
--- CalendarServer/trunk/txdav/common/datastore/sql_tables.py 2011-04-29 21:28:32 UTC (rev 7404)
+++ CalendarServer/trunk/txdav/common/datastore/sql_tables.py 2011-04-29 21:28:39 UTC (rev 7405)
@@ -254,7 +254,8 @@
# Oracle treats empty strings as NULLs, so we have to accept
# NULL values in columns of a string type. Other types should
# be okay though.
- and typeName not in ('varchar', 'nclob', 'char', 'nchar', 'nvarchar', 'nvarchar2') ):
+ and typeName not in ('varchar', 'nclob', 'char', 'nchar',
+ 'nvarchar', 'nvarchar2') ):
out.write(' not null')
if set([column.model]) in list(table.model.uniques()):
out.write(' unique')
@@ -265,6 +266,20 @@
out.write('\n);\n\n')
+ for (num, index) in enumerate(schema.model.indexes):
+ # Index names combine and repeat multiple table names and column names,
+ # so several of them conflict once oracle's length limit is applied.
+ # Luckily, index names don't matter to application code at all, so we
+ # can add a little disambiguating prefix without breaking anything.
+ # -glyph
+ uniqueIndexName = 'IDX_%d_%s' % (num, index.name)
+ shortIndexName = uniqueIndexName[:30]
+ shortTableName = index.table.name[:30]
+ out.write(
+ 'create index %s on %s (\n ' % (shortIndexName, shortTableName)
+ )
+ out.write(',\n '.join([column.name for column in index.columns]))
+ out.write('\n);\n\n')
if __name__ == '__main__':
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<title>[7405] CalendarServer/trunk/txdav/common/datastore/sql_tables.py</title>
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<div id="msg">
<dl class="meta">
<dt>Revision</dt> <dd><a \
href="http://trac.macosforge.org/projects/calendarserver/changeset/7405">7405</a></dd>
<dt>Author</dt> <dd>glyph@apple.com</dd>
<dt>Date</dt> <dd>2011-04-29 14:28:39 -0700 (Fri, 29 Apr 2011)</dd>
</dl>
<h3>Log Message</h3>
<pre>add schema translation for all existing indexes.</pre>
<h3>Modified Paths</h3>
<ul>
<li><a href="#CalendarServertrunktxdavcommondatastoresql_tablespy">CalendarServer/trunk/txdav/common/datastore/sql_tables.py</a></li>
</ul>
</div>
<div id="patch">
<h3>Diff</h3>
<a id="CalendarServertrunktxdavcommondatastoresql_tablespy"></a>
<div class="modfile"><h4>Modified: \
CalendarServer/trunk/txdav/common/datastore/sql_tables.py (7404 => 7405)</h4> <pre \
class="diff"><span> <span class="info">--- \
CalendarServer/trunk/txdav/common/datastore/sql_tables.py 2011-04-29 21:28:32 UTC \
(rev 7404)
+++ CalendarServer/trunk/txdav/common/datastore/sql_tables.py 2011-04-29 21:28:39 UTC \
(rev 7405) </span><span class="lines">@@ -254,7 +254,8 @@
</span><span class="cx"> # Oracle treats empty strings as NULLs, so \
we have to accept </span><span class="cx"> # NULL values in columns \
of a string type. Other types should </span><span class="cx"> # be \
okay though. </span><del>- and typeName not in ('varchar', 'nclob', \
'char', 'nchar', 'nvarchar', 'nvarchar2') ): </del><ins>+ and \
typeName not in ('varchar', 'nclob', 'char', 'nchar', + \
'nvarchar', 'nvarchar2') ): </ins><span class="cx"> out.write(' not \
null') </span><span class="cx"> if set([column.model]) in \
list(table.model.uniques()): </span><span class="cx"> out.write(' \
unique') </span><span class="lines">@@ -265,6 +266,20 @@
</span><span class="cx">
</span><span class="cx"> out.write('\n);\n\n')
</span><span class="cx">
</span><ins>+ for (num, index) in enumerate(schema.model.indexes):
+ # Index names combine and repeat multiple table names and column names,
+ # so several of them conflict once oracle's length limit is applied.
+ # Luckily, index names don't matter to application code at all, so we
+ # can add a little disambiguating prefix without breaking anything.
+ # -glyph
+ uniqueIndexName = 'IDX_%d_%s' % (num, index.name)
+ shortIndexName = uniqueIndexName[:30]
+ shortTableName = index.table.name[:30]
+ out.write(
+ 'create index %s on %s (\n ' % (shortIndexName, shortTableName)
+ )
+ out.write(',\n '.join([column.name for column in index.columns]))
+ out.write('\n);\n\n')
</ins><span class="cx">
</span><span class="cx">
</span><span class="cx"> if __name__ == '__main__':
</span></span></pre>
</div>
</div>
</body>
</html>
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