10
10000
100
60000
codec
NONE
LZ4
ZSTD
Delta
T64
DoubleDelta
Gorilla
type
UInt64
seq_type
seq
mon
rnd
num_rows
1000000
CREATE TABLE IF NOT EXISTS codec_{seq_type}_{type}_{codec} (n {type} CODEC({codec})) ENGINE = MergeTree PARTITION BY tuple() ORDER BY tuple();
INSERT INTO codec_seq_{type}_{codec} (n) SELECT number FROM system.numbers LIMIT {num_rows} SETTINGS max_threads=1
INSERT INTO codec_mon_{type}_{codec} (n) SELECT number*512+(intHash64(number)%512) FROM system.numbers LIMIT {num_rows} SETTINGS max_threads=1
INSERT INTO codec_rnd_{type}_{codec} (n) SELECT intHash64(number) FROM system.numbers LIMIT {num_rows} SETTINGS max_threads=1
SELECT count(n) FROM codec_{seq_type}_{type}_{codec} WHERE ignore(n) == 0 LIMIT {num_rows} SETTINGS max_threads=1
DROP TABLE IF EXISTS codec_{seq_type}_{type}_{codec}