def drop_indices(self, db):
for index in self.index_list:
name = index.name
db.drop_datadef(name)
db.drop_index(name)
self.index_list = []
self.indices = kjbuckets.kjGraph()
def drop_indices(self, db):
for index in self.index_list:
name = index.name
db.drop_datadef(name)
db.drop_index(name)
self.index_list = []
self.indices = kjbuckets.kjGraph()
def relbind(self, db, atts):
"""bind self to db, ignore atts"""
name = self.name
selection = self.selection
selection = self.selection = selection.relbind(db)
namelist = self.namelist
if namelist is not None:
target_atts = selection.attributes()
if len(namelist) != len(target_atts):
raise "select list and namelist don't match in %s" % name
pairs = map(None, namelist, target_atts)
self.translate = kjbuckets.kjGraph(pairs)
return self
def relbind(self, db, atts):
"""bind self to db, ignore atts"""
name = self.name
selection = self.selection
selection = self.selection = selection.relbind(db)
namelist = self.namelist
if namelist is not None:
target_atts = selection.attributes()
if len(namelist) != len(target_atts):
raise "select list and namelist don't match in %s" % name
pairs = map(None, namelist, target_atts)
self.translate = kjbuckets.kjGraph(pairs)
return self
def __init__(self, attribute_names, tuples=None, filter=None):
self.indices = kjbuckets.kjGraph()
self.index_list = []
self.attribute_names = attribute_names
if tuples is None:
tuples = []
self.filter = filter
self.set_empty()
self.add_tuples(tuples)
# indices map attname > indices containing att
# relation to shadow and log (if non-null)
self.log = None
self.name = None # anonymous by default
self.is_shadow = 0
self.touched = 0
def __init__(self, attribute_names, tuples=None, filter=None):
self.indices = kjbuckets.kjGraph()
self.index_list = []
self.attribute_names = attribute_names
if tuples is None:
tuples = []
self.filter = filter
self.set_empty()
self.add_tuples(tuples)
# indices map attname > indices containing att
# relation to shadow and log (if non-null)
self.log = None
self.name = None # anonymous by default
self.is_shadow = 0
self.touched = 0
