針對$arg 2指定的子字串值必須小於或等於 4000 個字元。 如果指定的值大於 4000 個字元,就會發生動態錯誤狀況,而 contains() 函式會傳回空序列,而不是 True或False的布林值。 SQL Server 不會在 XQuery 運算式上引發動態錯誤。 為了取得不區分大小寫的比較,可以使用大寫或小寫函式。
XQuery Extension Functions - sql:variable() Data Accessor Functions - string Data Accessor Functions - data Context Functions - last Context Functions - position Boolean Constructor Functions - true Boolean Constructor Functions - false Functions on Boolean Values - not Function ...
可在LINQ 查询中使用的 DbFunction 方法存根,以SQL ServerCONTAINS存储函数为目标。 Contains(DbFunctions, Object, String) 可在LINQ 查询中使用的 DbFunction 方法存根,以SQL ServerCONTAINS存储函数为目标。 C# 复制 public static bool Contains (this Microsoft.EntityFrameworkCore.DbFunctions _, object property...
SQL Server Azure SQL Database Azure SQL Managed Instance Searches for precise or fuzzy (less precise) matches to single words and phrases, words within a certain distance of one another, or weighted matches in SQL Server. CONTAINS is a predicate used in theWHERE clauseof a Transact-SQL SELECT...
changed the titleFreeText search in byte[] property: Failed to convert parameter value from a String to a Byte[]SqlServer: Allow FreeText function to take non-string parameterson Jan 20, 2021 alikleitcr7 changed the titleSqlServer: Allow FreeText function to take non-string parametersSqlServer: ...
DbFunction 方法存根,可用於 LINQ 查詢,以SQL Server CONTAINS 存放區函式為目標。Contains(DbFunctions, Object, String) 來源: SqlServerDbFunctionsExtensions.cs DbFunction 方法存根,可用於 LINQ 查詢,以SQL Server CONTAINS 存放區函式為目標。 C# 複製 public static bool Contains(this Microsoft.EntityFrame...
When used in the CONTAINSTABLE function, the proximity of the search terms affects the ranking of each document. The nearer the matched search terms are in a document, the higher the ranking of the document. If matched search terms are >50 terms apart, the rank returned on the document is...
命名空间: Microsoft.SqlServer.Management.SqlParser.MetadataProvider 程序集: Microsoft.SqlServer.Management.SqlParser(在 Microsoft.SqlServer.Management.SqlParser.dll 中)语法 VB 复制 声明Private Function Contains ( _ name As String _ ) As Boolean Implements IMetadataCollection(Of IMetadataObject).Contains...
命名空间:Microsoft.SqlServer.Management.SqlParser.MetadataProvider 程序集:Microsoft.SqlServer.Management.SqlParser(在 Microsoft.SqlServer.Management.SqlParser.dll 中) 语法 VB 声明PrivateFunctionContains ( _ itemAsIMetadataObject _ )AsBooleanImplementsIMetadataCollection(OfIMetadataObject).Contains 用法DiminstanceAs...
CONTAINS is a non-deterministic function. Notes Prerequisites: In order to use the CONTAINS and SCORE functions, OmniFind Text Search Server for DB2® for i must be installed and started. Rules: If a view, nested table expression, or common table expression provides a text search column for...