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fixed issue 864, thanks Niphlod

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mdipierro
2012-07-17 17:11:23 -05:00
parent 07e27af566
commit 346071da09
2 changed files with 5 additions and 7 deletions
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VERSION
+1 -1
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@@ -1 +1 @@
Version 2.00.0 (2012-07-17 16:15:26) dev Version 2.00.0 (2012-07-17 17:11:20) dev
gluon/dal.py
+4 -6
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@@ -1878,17 +1878,15 @@ class SQLiteAdapter(BaseAdapter):
return '(%s REGEXP %s)' % (self.expand(first), return '(%s REGEXP %s)' % (self.expand(first),
self.expand(second,'string')) self.expand(second,'string'))
def _select(self, query, fields, attributes): def select(self, query, fields, attributes):
""" """
Simulate SELECT ... FOR UPDATE with BEGIN IMMEDIATE TRANSACTION. Simulate SELECT ... FOR UPDATE with BEGIN IMMEDIATE TRANSACTION.
Note that the entire database, rather than one record, is locked Note that the entire database, rather than one record, is locked
(it will be locked eventually anyway by the following UPDATE). (it will be locked eventually anyway by the following UPDATE).
""" """
sql = super(SQLiteAdapter, self)._select(query, fields, attributes) if attributes.get('for_update', False) and not 'cache' in attributes:
if attributes.get('for_update', False): self.execute('BEGIN IMMEDIATE TRANSACTION;')
sql = 'BEGIN IMMEDIATE TRANSACTION; ' + sql return super(SQLiteAdapter, self).select(query, fields, attributes)
return sql
class SpatiaLiteAdapter(SQLiteAdapter): class SpatiaLiteAdapter(SQLiteAdapter):