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Add sqlite schema

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This commit is contained in:
Erik Johnston 2015-10-13 10:36:25 +01:00
parent ca53ad7425
commit 1a40afa756
1 changed files with 64 additions and 5 deletions
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69
synapse/storage/schema/delta/24/fts.py
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@ -15,7 +15,9 @@
import logging
from synapse.storage import get_statements
from synapse.storage.engines import PostgresEngine
from synapse.storage.engines import PostgresEngine, Sqlite3Engine
import ujson
logger = logging.getLogger(__name__)
@ -46,13 +48,70 @@ INSERT INTO event_search SELECT
CREATE INDEX event_search_fts_idx ON event_search USING gin(vector);
CREATE INDEX event_search_ev_idx ON event_search(event_id);
CREATE INDEX event_search_ev_ridx ON event_search(room_id);
"""
SQLITE_TABLE = (
"CREATE VIRTUAL TABLE event_search USING fts3 ( event_id, room_id, key, value)"
)
SQLITE_INDEX = "CREATE INDEX event_search_ev_idx ON event_search(event_id)"
def run_upgrade(cur, database_engine, *args, **kwargs):
if not isinstance(database_engine, PostgresEngine):
# We only support FTS for postgres currently.
if isinstance(database_engine, PostgresEngine):
for statement in get_statements(POSTGRES_SQL.splitlines()):
cur.execute(statement)
return
for statement in get_statements(POSTGRES_SQL.splitlines()):
cur.execute(statement)
if isinstance(database_engine, Sqlite3Engine):
cur.execute(SQLITE_TABLE)
rowid = -1
while True:
cur.execute(
"SELECT rowid, json FROM event_json"
" WHERE rowid > ?"
" ORDER BY rowid ASC LIMIT 100",
(rowid,)
)
res = cur.fetchall()
if not res:
break
events = [
ujson.loads(js)
for _, js in res
]
rowid = max(rid for rid, _ in res)
rows = []
for ev in events:
if ev["type"] == "m.room.message":
rows.append((
ev["event_id"], ev["room_id"], "content.body",
ev["content"]["body"]
))
if ev["type"] == "m.room.name":
rows.append((
ev["event_id"], ev["room_id"], "content.name",
ev["content"]["name"]
))
if ev["type"] == "m.room.topic":
rows.append((
ev["event_id"], ev["room_id"], "content.topic",
ev["content"]["topic"]
))
if rows:
logger.info(rows)
cur.executemany(
"INSERT INTO event_search (event_id, room_id, key, value)"
" VALUES (?,?,?,?)",
rows
)
# cur.execute(SQLITE_INDEX)