mirror of
https://github.com/ClickHouse/ClickHouse.git
synced 2024-11-13 11:04:10 +00:00
46 lines
2.1 KiB
Bash
Executable File
46 lines
2.1 KiB
Bash
Executable File
#!/usr/bin/env bash
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CURDIR=$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)
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# shellcheck source=../shell_config.sh
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. "$CURDIR"/../shell_config.sh
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CLICKHOUSE_CLIENT="$CLICKHOUSE_CLIENT --optimize_move_to_prewhere=1 --convert_query_to_cnf=0"
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$CLICKHOUSE_CLIENT -q "drop table if exists test_index"
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$CLICKHOUSE_CLIENT -q "drop table if exists idx"
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$CLICKHOUSE_CLIENT -q "create table test_index (x UInt32, y UInt32, z UInt32, t UInt32, index t_minmax t % 20 TYPE minmax GRANULARITY 2, index t_set t % 19 type set(4) granularity 2) engine = MergeTree order by (x, y) partition by (y, bitAnd(z, 3), intDiv(t, 15)) settings index_granularity = 2, min_bytes_for_wide_part = 0"
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$CLICKHOUSE_CLIENT -q "insert into test_index select number, number > 3 ? 3 : number, number = 1 ? 1 : 0, number from numbers(20)"
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$CLICKHOUSE_CLIENT -q "
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explain indexes = 1 select *, _part from test_index where t % 19 = 16 and y > 0 and bitAnd(z, 3) != 1 and x > 10 and t % 20 > 14;
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" | grep -A 100 "ReadFromMergeTree" # | grep -v "Description"
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echo "-----------------"
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$CLICKHOUSE_CLIENT -q "
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explain indexes = 1, json = 1 select *, _part from test_index where t % 19 = 16 and y > 0 and bitAnd(z, 3) != 1 and x > 10 and t % 20 > 14 format TSVRaw;
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" | grep -A 100 "ReadFromMergeTree" # | grep -v "Description"
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echo "-----------------"
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$CLICKHOUSE_CLIENT -q "
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explain actions = 1 select x from test_index where x > 15 order by x;
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" | grep -A 100 "ReadFromMergeTree"
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echo "-----------------"
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$CLICKHOUSE_CLIENT -q "
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explain actions = 1 select x from test_index where x > 15 order by x desc;
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" | grep -A 100 "ReadFromMergeTree"
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$CLICKHOUSE_CLIENT -q "CREATE TABLE idx (x UInt32, y UInt32, z UInt32) ENGINE = MergeTree ORDER BY (x, x + y) settings min_bytes_for_wide_part = 0"
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$CLICKHOUSE_CLIENT -q "insert into idx select number, number, number from numbers(10)"
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$CLICKHOUSE_CLIENT -q "
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explain indexes = 1 select z from idx where not(x + y + 1 > 2 and x not in (4, 5))
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" | grep -A 100 "ReadFromMergeTree"
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$CLICKHOUSE_CLIENT -q "drop table if exists test_index"
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$CLICKHOUSE_CLIENT -q "drop table if exists idx"
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