彈性作業功能可取代 Azure SQL Database 的 SQL Server Agent,類似於內部部署 SQL Server 執行個體中的多伺服器管理功能。 使用彈性作業,您可以跨不同的目標部署 (包括 SQL Database、SQL Database 彈性集區,以及分區對應中的 SQL Database) 執行 T-SQL 命令。 這些資料庫資源可以跨越不同的 Azure...
syntaxsql複製 EXPLAIN[WITH_RECOMMENDATIONS]SQL_statement[;] 注意 Azure Synapse Analytics 的無伺服器 SQL 集區不支援此語法。 引數 SQL_statement 將執行 EXPLAIN 的 SQL 陳述式。SQL_statement可以是以下任一個命令:SELECT、INSERT、UPDATE、DELETE、CREATE TABLE AS SELECT、CREATE REMOTE TABLE。
syntaxsql复制 EXPLAIN[WITH_RECOMMENDATIONS]SQL_statement[;] 备注 Azure Synapse Analytics 中的无服务器 SQL 池不支持此语法。 参数 SQL_statement EXPLAIN 将在其上运行的 SQL 语句。 SQL_statement 可以是以下任何命令:SELECT、INSERT、UPDATE、DELETE、CREATE TABLE AS SELECT、CREATE REMOTE TABLE。
Azure SQL Database –Part of a family of products built upon the SQL Server engine, in the cloud. It gives developers a great deal of flexibility in building new application services, and granular deployment options at scale. SQL Database offers a low maintenance solution tha...
Database design Development Internals & architecture Installation Migrate & load data Manage, monitor, & tune Query data Reporting & Analytics Security Tools Tutorials SQL Server on Linux SQL on Azure Azure Arc Resources Reference Database samples Errors & events Native interfaces System catalog views ...
Azure Database for MySQL is a PaaS (Platform as a Service) solution that Microsoft offers on Azure. Using Azure managed services for MySQL (and PostgreSQL
2014 – SQL Server Azure – Launch SQL Server Cloud Database 2017 – SQL Server 2017 – Addition of Linux Platform support SQLServerYearWiseGrowth I am fortunate enough to be working from SQL Server 7.0 and witness of all changes and efforts of Microsoft in this area. ...
Benefrancis / system-design-101 Public forked from ByteByteGoHq/system-design-101 Notifications You must be signed in to change notification settings Fork 0 Star 0 Explain complex systems using visuals and simple terms. Help you prepare for system design interviews. ...
{{ message }} ByteByteGoHq / system-design-101 Public Notifications You must be signed in to change notification settings Fork 6.7k Star 64k Explain complex systems using visuals and simple terms. Help you prepare for system design interviews. ...
在MySQL5.5版本中,explain查看执行计划,只能支持select语句,但是在MySQL5.6/5.7版本中,可以支持DML语句,即UPDATE、DELETE、INSERT。 建立测试表accessLog和accessLog_bak进行测试: 点击(此处)折叠或打开 mysql>explainselect*fromaccessLogwhereid=16649850; +---+---+---+---+---+---+---+---+---+---...