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Glossary

max_parallel_degree

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Last updated: 2026-05-29 10:07:26

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Feature Description
max_parallel_degree is used to configure the maximum parallelism for a query when PQ is enabled. PQ is disabled when the value is set to 0. This parameter is designed to limit the CPU resources that a query can use.
Attribute Description
Required
Description
Parameter Type
UINT
Default Value
0
Value Range
0 ~ 2048
Effective Scope
GLOBAL
SESSION
Restart Required
No

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TDSQL Boundless

max_parallel_degree

Feature Description

Attribute Description

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Required	Description
Parameter Type	UINT
Default Value	0
Value Range	0 ~ 2048
Effective Scope	GLOBAL SESSION
Restart Required	No