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Fix migration 5

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This commit is contained in:
Paulus Schoutsen 2016-02-07 10:07:08 -08:00
parent 90ef81d8d5
commit 9ad1d290af
1 changed files with 19 additions and 11 deletions
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30
homeassistant/components/recorder.py
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@ -412,19 +412,27 @@ class Recorder(threading.Thread):
if migration_id < 5: if migration_id < 5:
# Add domain so that thermostat graphs look right # Add domain so that thermostat graphs look right
self.query(""" try:
ALTER TABLE states cur.execute("""
ADD COLUMN domain text ALTER TABLE states
""") ADD COLUMN domain text
""")
except sqlite3.OperationalError:
# We had a bug in this migration for a while on dev
# Without this, dev-users will have to throw away their db
pass
# TravisCI has Python compiled against an old version of SQLite3
# which misses the instr method.
self.conn.create_function(
"instr", 2,
lambda string, substring: string.find(substring) + 1)
# populate domain with defaults # populate domain with defaults
rows = self.query("select distinct entity_id from states") cur.execute("""
for row in rows: UPDATE states
entity_id = row[0] set domain=substr(entity_id, 0, instr(entity_id, '.'))
domain = entity_id.split(".")[0] """)
self.query(
"UPDATE states set domain=? where entity_id=?",
domain, entity_id)
# add indexes we are going to use a lot on selects # add indexes we are going to use a lot on selects
self.query(""" self.query("""