Fix hang of queries with a lot of subqueries to same mysql table#15299
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nikitamikhaylov merged 1 commit intoClickHouse:masterfrom Sep 28, 2020
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Fix hang of queries with a lot of subqueries to same mysql table#15299nikitamikhaylov merged 1 commit intoClickHouse:masterfrom
nikitamikhaylov merged 1 commit intoClickHouse:masterfrom
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nikitamikhaylov
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This was referenced Sep 28, 2020
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… to same mysql table
robot-clickhouse
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… to same mysql table
robot-clickhouse
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… to same mysql table
robot-clickhouse
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… to same mysql table
nikitamikhaylov
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… to same mysql table (#15402)
nikitamikhaylov
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… to same mysql table (#15401)
nikitamikhaylov
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… to same mysql table (#15412)
nikitamikhaylov
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… to same mysql table (#15415)
CurtizJ
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Oct 6, 2020
Fix hang of queries with a lot of subqueries to same mysql table (cherry picked from commit 7357347)
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Changelog entry (a user-readable short description of the changes that goes to CHANGELOG.md):
Fix hang of queries with a lot of subqueries to same table of
MySQLengine. Previously, if there were more than 16 subqueries to sameMySQLtable in query, it hang forever.