Инструкция UPDATE STATISTICS обновляетстатистикуоптимизациизапросовдлятаблицыилииндексированногопредставления. Обновлениестатистикиг
syntaxsql -- Syntax for SQL Server and Azure SQL DatabaseUPDATESTATISTICStable_or_indexed_view_name[ { {index_or_statistics__name} | ( {index_or_statistics_name} [ ,...n ] ) } ] [WITH[FULLSCAN[ [ , ]PERSIST_SAMPLE_PERCENT= {ON|OFF} ] |SAMPLEnumber {PERCENT|ROWS} [ [ , ]PER...
syntaxsql 复制 -- Syntax for Microsoft Fabric UPDATE STATISTICS [ schema_name . ] table_name [ ( { statistics_name } ) ] [ WITH { FULLSCAN | SAMPLE number PERCENT } ] [;] 备注 Azure Synapse Analytics 中的无服务器...
syntaxsql Kopēt -- Syntax for Azure Synapse Analytics and Parallel Data Warehouse UPDATE STATISTICS [ schema_name . ] table_name [ ( { statistics_name | index_name } ) ] [ WITH { FULLSCAN | SAMPLE number PERCENT | RESAMPLE } ] [;] ...
syntaxsql -- Syntax for SQL Server and Azure SQL DatabaseUPDATESTATISTICStable_or_indexed_view_name[ { {index_or_statistics__name} | ( {index_or_statistics_name} [ ,...n ] ) } ] [WITH[FULLSCAN[ [ , ]PERSIST_SAMPLE_PERCENT= {ON|OFF} ] |SAMPLEnumber {PERCENT|ROWS} [ [ , ]PER...
syntaxsql -- Syntax for SQL Server and Azure SQL DatabaseUPDATESTATISTICStable_or_indexed_view_name[ { {index_or_statistics__name} | ( {index_or_statistics_name} [ ,...n ] ) } ] [WITH[FULLSCAN[ [ , ]PERSIST_SAMPLE_PERCENT= {ON|OFF} ] |SAMPLEnumber {PERCENT|ROWS} [ [ , ]PER...
syntaxsql -- Syntax for SQL Server and Azure SQL DatabaseUPDATESTATISTICStable_or_indexed_view_name[ { {index_or_statistics__name} | ( {index_or_statistics_name} [ ,...n ] ) } ] [WITH[FULLSCAN[ [ , ]PERSIST_SAMPLE_PERCENT= {ON|OFF} ] |SAMPLEnumber {PERCENT|ROWS} [ [ , ]PER...
Updates information about the distribution of key values for one or more statistics groups (collections) in the specified table or indexed view. To create statistics on columns, seeCREATE STATISTICS (Transact-SQL). Transact-SQL Syntax Conventions ...
7290758 Running multiple UPDATE STATISTICS for different statistics on a single table concurrently is available (KB3156157) SQL performance 7290582 FIX: "Non-yielding Scheduler" condition when you run a query that contains a UNION operation in SQL Server 2014 or 2016 (KB3138321) SQL p...
Use the UPDATE STATISTICS statement to update system catalog information that the query optimizer uses for operations on objects in the local database. The UPDATE STATISTICS statement is an extension to the ANSI/ISO standard for SQL. Syntax ...