最近在搞一个升级脚本,发现有一张业务表中的某些字段长度需要调整,直接使用alter table alter column进行修改发现修改一列要用十几分钟!!!两三个列那用时简直不能容忍啊!google了一下,相关链接参考文末stackoverflow问答。 测试环境配置 表中数据量100多万; 虚拟机4核16G内存400G硬盘; 优化步骤 1.删除修改列关联...
sp_changearticlecolumndatatype 用于替代受支持的发布服务器类型(Oracle 和 SQL Server)之间的默认数据类型映射。 若要查看这些默认数据类型映射,请执行 sp_getdefaultdatatypemapping。 sp_changearticlecolumndatatype 仅Oracle 发布服务器支持。 针对 SQL Server 发布执行此存储过程会导致错误。 sp_changearticlecolumn...
SQL Server CDC is the process of recording changes in a Microsoft SQL Server database and then delivering those changes in real-time to a downstream system.
Learn about change data capture (CDC) in SQL Server and Azure SQL Managed Instance, which records insert, update, and delete activity that applies to a table.
For more information, see About Change Data Capture (SQL Server). One-Way and Two-Way Synchronization Applications Applications that have to synchronize data with an instance of the SQL Server Database Engine must be able to query for changes. Change tracking can be used as a foundation for ...
On the next page of the wizard, clickChange Database. In theSelect Data Sourcedialog box, clickNew Source. In theWhat kind of data source do you want to connect tolist, clickMicrosoft SQL Server, and then clickNext. In theServer namebox, t...
Arduino and SQL Server Are there any Bitmap(ped) indexes in SQL Server? Are there MIN(A,B) or MAX(A,B) functions in SQL? Argument data type datetime is invalid for argument 3 of json_modify function Argument data type sql_variant is invalid for argument 1 of like function Argument dat...
変更データ キャプチャ用に SQL Server エージェントに作成されたキャプチャ ジョブ ( 通常は cdc.database name_capture という名前 ) には、パラメーターを指定しない、 sys.sp_MScdc_capture_job プロシージャ呼び出しのみが含まれています。このプロシージャでは、スキャン ジョブの...
Applies to: SQL Server Azure SQL Managed Instance This topic describes how to administer and monitor change data capture for SQL Server and Azure SQL Managed Instance. For Azure SQL Database, which uses a different job mechanism, see CDC with Azure SQL Database. Capture job The capture job ...
Applies to:SQL Server (Starting with SQL Server 2016 (13.x) SP2 CU16, SQL Server 2017 (14.x) CU24, and SQL Server 2019 (15.x) CU11), Azure SQL Database, and Azure SQL Managed Instance Optional parameter that forces a seek operation to be used to access thetable_name. In some ...