--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/cubicweb/misc/migration/3.7.0_Any.py	Sat Jan 16 13:48:51 2016 +0100
@@ -0,0 +1,40 @@
+typemap = repo.system_source.dbhelper.TYPE_MAPPING
+sqls = """
+CREATE TABLE transactions (
+  tx_uuid CHAR(32) PRIMARY KEY NOT NULL,
+  tx_user INTEGER NOT NULL,
+  tx_time %s NOT NULL
+);;
+CREATE INDEX transactions_tx_user_idx ON transactions(tx_user);;
+
+CREATE TABLE tx_entity_actions (
+  tx_uuid CHAR(32) REFERENCES transactions(tx_uuid) ON DELETE CASCADE,
+  txa_action CHAR(1) NOT NULL,
+  txa_public %s NOT NULL,
+  txa_order INTEGER,
+  eid INTEGER NOT NULL,
+  etype VARCHAR(64) NOT NULL,
+  changes %s
+);;
+CREATE INDEX tx_entity_actions_txa_action_idx ON tx_entity_actions(txa_action);;
+CREATE INDEX tx_entity_actions_txa_public_idx ON tx_entity_actions(txa_public);;
+CREATE INDEX tx_entity_actions_eid_idx ON tx_entity_actions(eid);;
+CREATE INDEX tx_entity_actions_etype_idx ON tx_entity_actions(etype);;
+
+CREATE TABLE tx_relation_actions (
+  tx_uuid CHAR(32) REFERENCES transactions(tx_uuid) ON DELETE CASCADE,
+  txa_action CHAR(1) NOT NULL,
+  txa_public %s NOT NULL,
+  txa_order INTEGER,
+  eid_from INTEGER NOT NULL,
+  eid_to INTEGER NOT NULL,
+  rtype VARCHAR(256) NOT NULL
+);;
+CREATE INDEX tx_relation_actions_txa_action_idx ON tx_relation_actions(txa_action);;
+CREATE INDEX tx_relation_actions_txa_public_idx ON tx_relation_actions(txa_public);;
+CREATE INDEX tx_relation_actions_eid_from_idx ON tx_relation_actions(eid_from);;
+CREATE INDEX tx_relation_actions_eid_to_idx ON tx_relation_actions(eid_to)
+""" % (typemap['Datetime'],
+       typemap['Boolean'], typemap['Bytes'], typemap['Boolean'])
+for statement in sqls.split(';;'):
+    sql(statement)