CREATE DATABASE statbate; USE statbate; CREATE TABLE room ( id Int32, gender UInt8 ) ENGINE = MySQL('127.0.0.1:3306', 'base', 'room', 'user', 'passwd'); CREATE TABLE stat ( did UInt32, rid UInt32, token UInt32, time Date, INDEX a did TYPE bloom_filter() GRANULARITY 1, INDEX b rid TYPE bloom_filter() GRANULARITY 1 ) ENGINE = MergeTree() PARTITION BY toYYYYMMDD(time) ORDER BY (time, rid, did) PRIMARY KEY (time) SETTINGS index_granularity = 8192; #CREATE TABLE stat_buffer ( # did UInt32, # rid UInt32, # token UInt32, # time Date #) #ENGINE = Buffer('statbate', 'stat', 16, 5, 30, 1000, 10000, 1000000, 10000000);