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Copy file name to clipboardExpand all lines: src/Core/ServerSettings.cpp
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@@ -99,6 +99,7 @@ namespace DB
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DECLARE(UInt64, max_unexpected_parts_loading_thread_pool_size, 8, R"(The number of threads to load inactive set of data parts (Unexpected ones) at startup.)", 0) \
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DECLARE(UInt64, max_parts_cleaning_thread_pool_size, 128, R"(The number of threads for concurrent removal of inactive data parts.)", 0) \
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DECLARE(UInt64, max_mutations_bandwidth_for_server, 0, R"(The maximum read speed of all mutations on server in bytes per second. Zero means unlimited.)", 0) \
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DECLARE(UInt64, max_exports_bandwidth_for_server, 0, R"(The maximum read speed of all exports on server in bytes per second. Zero means unlimited.)", 0) \
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DECLARE(UInt64, max_merges_bandwidth_for_server, 0, R"(The maximum read speed of all merges on server in bytes per second. Zero means unlimited.)", 0) \
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DECLARE(UInt64, max_replicated_fetches_network_bandwidth_for_server, 0, R"(The maximum speed of data exchange over the network in bytes per second for replicated fetches. Zero means unlimited.)", 0) \
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DECLARE(UInt64, max_replicated_sends_network_bandwidth_for_server, 0, R"(The maximum speed of data exchange over the network in bytes per second for replicated sends. Zero means unlimited.)", 0) \
Changes the behaviour of object storage cluster function or table.
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ClickHouse applies this setting when the query contains the product of object storage cluster function ot table, i.e. when the query for a object storage cluster function ot table contains a non-GLOBAL subquery for the object storage cluster function ot table.
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Restrictions:
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- Only applied for JOIN subqueries.
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- Only if the FROM section uses a object storage cluster function ot table.
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Possible values:
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- `local` — Replaces the database and table in the subquery with local ones for the destination server (shard), leaving the normal `IN`/`JOIN.`
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- `global` — Unsupported for now. Replaces the `IN`/`JOIN` query with `GLOBAL IN`/`GLOBAL JOIN.`
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- `allow` — Default value. Allows the use of these types of subqueries.
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