SQLite3::SQLException: index unique_schema_migrations already exists: CREATE UNIQUE INDEX "unique_schema_migrations" ON "ts_schema_migrations" ("version")create_table "ts_schema_migrations", :idts_schema_migrations&
number of integers in WHERE clause>查询本身(不管WHERE子句中的fk数量)需要0.04秒才能运行,这与我的所有其他查询(大约需要0.0003秒)相比,这是一个很长的时间。0 0 0 EXECUTE LIST SUBQUERY 1我敢肯定,由于初始SCAN TABLE的原因我认