SQL Server data type.NET data typeComment bitbool tinyintbyte smallintshort intint realfloat bigintlong floatdouble nchar(n)string nvarchar(n)string binary(n)byte[] varbinary(n)byte[] nvarchar(max)string varbinary(max)byte[] uniqueidentifierGuid ...
This article provides a summary of the different data types available in the SQL Server Database Engine.
你可以从 SQL Server 2012 (11.x)、 SQL Server 2014 (12.x)、 SQL Server 2016 (13.x)和 SQL Server 2017 (14.x)进行升级。 本文列出了支持的从这些 SQL Server 版本进行升级的途径以及支持的 SQL Server 2019 (15.x) 版本升级。 升级准备一览表 ...
在SQL Server 2019 之前,資料庫快照集的源資料庫不能包含MEMORY_OPTIMIZED_DATA檔案群組。 SQL Server 2019 已新增記憶體內部資料庫快照集的支援。 如需詳細資訊,請參閱資料庫快照集。 備註 每當建立、修改或卸除使用者資料庫時,都應該備份master 資料庫。
適用於:SQL Server 2019 (15.x)重要 Microsoft SQL Server 2019 巨量資料叢集附加元件將會淘汰。 SQL Server 2019 巨量資料叢集的支援將於 2025 年 2 月 28 日結束。 平台上將完全支援含軟體保證 SQL Server 2019 的所有現有使用者,而且軟體將會持續透過 SQL Server 累積更新來維護,直到該時間為止。 如需詳細...
When SQL Server performs an explicit conversion, the statement itself determines the resulting data type. For implicit conversions, assignment statements such as setting the value of a variable or inserting a value into a column result in the data type that was defined by the variable declaration ...
Provides a way of reading a forward-only stream of rows from a SQL Server database. This class cannot be inherited.
SQL Server: Minimize Blocking in SQL Server Microsoft Office: Integrating Access Databases with SharePoint SQL Q&A: Grow Databases, Use IFilters, and Connect Remotely Letters: Readers Speak Out 安全观察: 我的个人身份信息 (PII) 在哪里? 网络专家: NAP 强制故障排除 ...
Support for discovering and navigating to Windows Azure SQL Database nodes was included in Visual Studio 2013 at release. For those of you not familiar with this, the current implementation takes the pain out of discovering and adding Azure databases into the SQL Server Object Explorer:...
DATA_TYPE IS_NULLABLE CHARACTER_MAXIMUM_LENGTH NUMERIC_PRECISION NUMERIC_SCALE We get the values correctly mapped for the below columns COLUMN_NAME ORDINAL_POSITION DATA_TYPE IS_NULLABLE However, we don’t see the values get assigned to the below columns ...