命名空間:Microsoft.Data.Schema.ScriptDom.Sql 組件:Microsoft.Data.Schema.ScriptDom.Sql (在 Microsoft.Data.Schema.ScriptDom.Sql.dll 中) 語法 VB複製 '宣告PublicOverridableSubVisit ( _ nodeAsCompatibilityLevelAlterDatabaseOp
今天需要用到OPENJSON函数,来解析json,却被告知该函数仅在兼容级别 130 或更高级别下可用;如果数据库兼容级别低于 130,SQL Server 将无法找到并运行 OPENJSON 函数。 额。。于是就有了这篇水文,自学用。 查看数据库兼容级别 select name,compatibility_level from sys.databases 更改数据库兼容级别 ALTER DATABASE Da...
When you use TABLESAMPLE against databases that are upgraded to SQL Server, the compatibility level of the database is set to 110 or higher, PIVOT is not allowed in a recursive common table expression (CTE) query. For more information, see ALTER DATABASE Compatibility Level (Transact-SQL).SYS...
了解SQL Server 和 Azure SQL Database 的記憶體內部 OLTP 效能功能,其中包含適用於開發人員的快速說明和核心程式碼範例。
Let’s begin with a high-level summary of SQL Server databases. They can be created with SQL Server Management Studio (SSMS) or using T-SQL CREATE DATABASE statements. SQL Server offers two types of databases: System databases and User databases. ...
1、T-SQL 行构造器 T-SQL 行构造器(Row Constructors)用来在 INSERT 语句中一次性插入多行数据。例如: CREATETABLE#a ( Column1nvarchar(max), Column2nvarchar(max) ); GO INSERTINTO#a VALUES( ('1','1'), ('2','2') ); SELECT*FROM#a; ...
新的ALTER DATABASE SET COMPATIBILITY_LEVEL 语法替换了 sp_dbcomplevel 存储过程。它用来设置特定数据库的兼容性级别。其语法形式为: ALTERDATABASEdatabase_nameSETCOMPATIBILITY_LEVEL={80|90|100} 您可以为 database_name 为名称的数据库设置特定兼容性级别。80、90 和 100 分别代表 SQL Server 2000、SQL Serv...
SqlServer.TransactSql.ScriptDom Microsoft.SqlServer.TransactSql.ScriptDom AbortAfterWaitType AcceleratedDatabaseRecoveryDatabaseOption AddAlterFullTextIndexAction AddFileSpec AddMemberAlterRoleAction AddSearchPropertyListAction AddSensitivityClassificationStatement AddSignatureStatement AdHocDataSource AdHocTableReferen...
1. Ensure compatibility level >= 130 2. Elevate to SNAPSHOT Show 11 more Applies to: SQL Server Azure SQL Database Azure SQL Managed Instance This article is for the developer who is in a hurry to learn the basics of the In-Memory OLTP performance features of Microsoft SQL Server and Az...
npm install tsqllint -g Usage #lint a single filetsqllint test.sql#fix all auto-fixable problems (--fix or -x)tsqllint --fix test.sql#lint all files in a directorytsqllint c:\database_scripts#lint a list of files and directories, paths with whitespace must be enclosed in quotestsq...