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45 lines
1.1 KiB
SQL
45 lines
1.1 KiB
SQL
-- https://github.com/ClickHouse/ClickHouse/issues/23104
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SET allow_experimental_analyzer=1;
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DROP DATABASE IF EXISTS {CLICKHOUSE_DATABASE:Identifier};
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CREATE DATABASE {CLICKHOUSE_DATABASE:Identifier};
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CREATE TABLE {CLICKHOUSE_DATABASE:Identifier}.base
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(
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`id` UInt64,
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`id2` UInt64,
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`d` UInt64,
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`value` UInt64
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)
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ENGINE=MergeTree()
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PARTITION BY d
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ORDER BY (id,id2,d);
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CREATE TABLE {CLICKHOUSE_DATABASE:Identifier}.derived1
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(
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`id1` UInt64,
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`d1` UInt64,
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`value1` UInt64
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)
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ENGINE = MergeTree()
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PARTITION BY d1
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ORDER BY (id1, d1);
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CREATE TABLE {CLICKHOUSE_DATABASE:Identifier}.derived2
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(
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`id2` UInt64,
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`d2` UInt64,
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`value2` UInt64
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)
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ENGINE = MergeTree()
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PARTITION BY d2
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ORDER BY (id2, d2);
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SELECT
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base.id AS `base.id`,
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derived2.id2 AS `derived2.id2`,
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derived2.value2 AS `derived2.value2`,
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derived1.value1 AS `derived1.value1`
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FROM {CLICKHOUSE_DATABASE:Identifier}.base AS base
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LEFT JOIN {CLICKHOUSE_DATABASE:Identifier}.derived2 AS derived2 ON base.id2 = derived2.id2
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LEFT JOIN {CLICKHOUSE_DATABASE:Identifier}.derived1 AS derived1 ON base.id = derived1.id1;
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