UPDATEemployeesSETemail=REPLACE(email,'example.com','newdomain.com') 1. 2. 上述代码将会更新employees表中所有员工的邮箱,将"example.com"替换为"newdomain.com"。 指定替换次数 默认情况下,REPLACE函数会替换字符串中的所有匹配项。然而,如果我们只想替换前几个匹配项,
ExampleGet your own SQL Server Delete 3 characters from a string, starting in position 1, and then insert "HTML" in position 1: SELECTSTUFF('SQL Tutorial',1,3,'HTML'); Try it Yourself » Definition and Usage The STUFF() function deletes a part of a string and then inserts another ...
eg、根据部门号返回部门总工资 CREATE OR REPLACE FUNCTION get_salary( dep_id IN employees.department_id%TYPE DEFAULT 10, -- 输入参数, 可以设置默认值 emp_count OUT NUMBER -- 输出参数 ) RETURN NUMBER -- 返回值类型 IS v_sum NUMBER; BEGIN SELECT sum(salary), COUNT(*) INTO v_sum, emp_cou...
SELECTREPLACE('This is a Test'COLLATELatin1_General_BIN,'Test','desk'); GO Here is the result set. --- This is a desk (1 row(s) affected) The following example calculates the number of spaces in a sentence using theREPLACEfunction. First, it calculates the length of the sentence wit...
To replace a stored procedure Use an inline function as a filter predicate for a security policy The integration of .NET Framework CLR into SQL Server is discussed in this article. CLR integration doesn't apply to Azure SQL Database. For Azure Synapse Analytics or Microsoft Fabric, see CREATE...
To replace a stored procedure Use an inline function as a filter predicate for a security policy The integration of .NET Framework CLR into SQL Server is discussed in this article. CLR integration doesn't apply to Azure SQL Database. For Azure Synapse Analytics or Microsoft Fabric, see CREATE...
To replace a stored procedure Use an inline function as a filter predicate for a security policy The integration of .NET Framework CLR into SQL Server is discussed in this article. CLR integration doesn't apply to Azure SQL Database. For Azure Synapse Analytics or Microsoft Fabric, see CREATE...
CREATE FUNCTION [ schema_name. ] function_name ( [ { @parameter_name [ AS ] [ type_schema_name. ] parameter_data_type [ = default ] } [ ,...n ] ] ) RETURNS @return_variable TABLE < table_type_definition > [ WITH <function_option> [ ,...n ] ] ...
To replace a stored procedure Use an inline function as a filter predicate for a security policy The integration of .NET Framework CLR into SQL Server is discussed in this article. CLR integration doesn't apply to Azure SQL Database. For Azure Synapse Analytics or Microsoft Fabric, see CREA...
To replace a stored procedure Use an inline function as a filter predicate for a security policy The integration of .NET Framework CLR into SQL Server is discussed in this article. CLR integration doesn't apply to Azure SQL Database. For Azure Synapse Analytics or Microsoft Fabric, see CREATE...