May 2019
Intermediate to advanced
484 pages
11h 23m
English
Content preview from Learn T-SQL Querying
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MemoryGrantInfo
MemoryGrantInfo can expand to show additional information on memory usage in KB, to report on all memory calculations accounted for during query optimization.
Here is the detail for this property for the example query:
The detailed elements of MemoryGrantInfo are as follows:
- GrantedMemory*: This property indicates the memory acquired by the database engine at runtime.
- GrantWaitTime*: This property indicates the time in seconds the query had to wait for a successful memory grant. This translates into RESOURCE_SEMAPHORE waits. If no waits occurred, the wait time will be zero.
- MaxQueryMemory*: This property indicates the maximum ...
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