Cache information about writeble address sources for performance reasons

thomascube

2011-07-04 ecb51cc8a6d4d9491659f370a6b46b1ec42014f5

 SQL/sqlite.initial.sql

@@ -56,6 +56,8 @@
  PRIMARY KEY (contactgroup_id, contact_id)
);

CREATE INDEX ix_contactgroupmembers_contact_id ON contactgroupmembers (contact_id);


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