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41 lines
1.2 KiB
Django/Jinja
41 lines
1.2 KiB
Django/Jinja
-- Tags: long
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DROP TABLE IF EXISTS left;
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DROP TABLE IF EXISTS right;
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SET join_algorithm = 'partial_merge';
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{% for block_size in [10, 11, 128, 129, 65505, 65506, 70000] -%}
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{% for join_block_size in range(block_size - 2, block_size + 2) -%}
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DROP TABLE IF EXISTS left;
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DROP TABLE IF EXISTS right;
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CREATE TABLE left ( key UInt32, value String ) ENGINE = Memory;
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CREATE TABLE right ( key UInt32, value String ) ENGINE = Memory;
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INSERT INTO left SELECT number, toString(number) FROM numbers({{ block_size * 2 + 1 }});
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INSERT INTO right SELECT number, toString(number) FROM numbers({{ block_size * 2 + 5 }});
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SET max_joined_block_size_rows = {{ join_block_size }};
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SET max_block_size = {{ block_size }};
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SELECT key, count(1) AS cnt
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FROM (
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SELECT *
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FROM ( SELECT key FROM left AS s ) AS data
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ALL LEFT JOIN ( SELECT key FROM right GROUP BY key ) AS promo ON promo.key = data.key
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) GROUP BY key HAVING count(1) > 1
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;
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SELECT count() == (SELECT count() from left) AND min(key == promo.key) == 1
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FROM ( SELECT key FROM left AS s ) AS data
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ALL LEFT JOIN ( SELECT key FROM right GROUP BY key ) AS promo ON promo.key = data.key
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;
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{% endfor -%}
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{% endfor -%}
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DROP TABLE IF EXISTS left;
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DROP TABLE IF EXISTS right;
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