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sys-query-store-query-transact-sql.md

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title description author ms.author ms.date ms.service ms.subservice ms.topic f1_keywords helpviewer_keywords dev_langs monikerRange
sys.query_store_query (Transact-SQL)
Contains information about the query and its associated overall aggregated runtime execution statistics.
rwestMSFT
randolphwest
12/16/2023
sql
system-objects
reference
QUERY_STORE_QUERY
SYS.QUERY_STORE_QUERY_TSQL
SYS.QUERY_STORE_QUERY
QUERY_STORE_QUERY_TSQL
query_store_query catalog view
sys.query_store_query catalog view
TSQL
=azuresqldb-current || >=sql-server-2016 || =azure-sqldw-latest || >=sql-server-linux-2017 || =azuresqldb-mi-current

sys.query_store_query (Transact-SQL)

[!INCLUDE sqlserver2016-asdb-asdbmi-asa]

Contains information about the query and its associated overall aggregated runtime execution statistics.

Column name Data type Description
query_id bigint Primary key.
query_text_id bigint Foreign key. Joins to sys.query_store_query_text (Transact-SQL)
context_settings_id 1 bigint Foreign key. Joins to sys.query_context_settings (Transact-SQL).
object_id 2 bigint ID of the database object that the query is part of (stored procedure, trigger, CLR UDF/UDAgg, etc.). 0 if the query isn't executed as part of a database object (ad hoc query).
batch_sql_handle 3 varbinary(64) ID of the statement batch the query is part of. Populated only if query references temporary tables or table variables.
query_hash binary(8) Zobrist hash over the shape of the individual query, based on the bound (input) logical query tree. Query hints aren't included as part of the hash.
is_internal_query 2 bit The query was generated internally.
query_parameterization_type 2 tinyint Type of parameterization:

0 - None
1 - User
2 - Simple
3 - Forced
query_parameterization_type_desc 4 nvarchar(60) Textual description for the parameterization type.
initial_compile_start_time datetimeoffset Compile start time.
last_compile_start_time datetimeoffset Compile start time.
last_execution_time datetimeoffset Last execution time refers to the last end time of the query/plan.
last_compile_batch_sql_handle varbinary(64) Handle of the last SQL batch in which query was used last time. It can be provided as input to sys.dm_exec_sql_text (Transact-SQL) to get the full text of the batch.
last_compile_batch_offset_start 2 bigint Information that can be provided to sys.dm_exec_sql_text along with last_compile_batch_sql_handle.
last_compile_batch_offset_end 2 bigint Information that can be provided to sys.dm_exec_sql_text along with last_compile_batch_sql_handle.
count_compiles 1 bigint Compilation statistics.
avg_compile_duration float Compilation statistics in microseconds.
last_compile_duration bigint Compilation statistics in microseconds.
avg_bind_duration 2 float Binding statistics in microseconds.
last_bind_duration 2 bigint Binding statistics.
avg_bind_cpu_time 2 float Binding statistics.
last_bind_cpu_time 2 bigint Binding statistics.
avg_optimize_duration float Optimization statistics in microseconds.
last_optimize_duration bigint Optimization statistics.
avg_optimize_cpu_time 2 float Optimization statistics in microseconds.
last_optimize_cpu_time 2 bigint Optimization statistics.
avg_compile_memory_kb 2 float Compile memory statistics.
last_compile_memory_kb 2 bigint Compile memory statistics.
max_compile_memory_kb 2 bigint Compile memory statistics.
is_clouddb_internal_query 2 bit Always 0 in [!INCLUDE ssNoVersion] on-premises.

1 Azure Synapse Analytics always returns one (1).

2 Azure Synapse Analytics always returns zero (0).

3 Azure Synapse Analytics always returns NULL.

4 Azure Synapse Analytics always returns None.

Permissions

Requires the VIEW DATABASE STATE permission.

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