Syntax for CLR function clauses. syntaxsql 复制 <order_clause> ::= { <column_name_in_clr_table_type_definition> [ ASC | DESC ] } [ , ...n ] <method_specifier> ::= assembly_name.class_name.method_name <clr_function_option> ::= { [ RETURNS NULL ON NULL INPUT | CALLED ON NU...
> CREATE TEMPORARY FUNCTION hello() RETURNS STRING RETURN 'Hello World!'; > SELECT hello(); Hello World! -- Create a permanent function with parameters. > CREATE FUNCTION area(x DOUBLE, y DOUBLE) RETURNS DOUBLE RETURN x * y; -- Use a SQL function in the SELECT clause of...
使用Transact-SQL 语法: CREATE FUNCTION DoubleIt ( @Input INT ) RETURNS INT AS DECLARE @Result INT SELECT @Result = @Input * 2 RETURN @Result 语句SELECT DoubleIt( 5 ) 返回值 10。 示例3 创建一个用 Java 编写的外部函数: CREATE FUNCTION dba.encrypt( IN name char(254) ) RETURNS VARCHAR ...
CREATEOR REPLACE FUNCTIONfunction-name( ,parameter-declaration )●RETURNS data-type2ROWcolumn-listTABLEcolumn-listrow-type-nameanchored-row-data-typeELEMENT OFarray-type-name option-listSQL-function-body parameter-declaration INOUT1INOUT parameter-namedata-type1 default-clause data-type1, data-type2...
--Transact-SQL Scalar Function Syntax CREATE FUNCTION [ schema_name. ] function_name ( [ { @parameter_name [ AS ][ type_schema_name. ] parameter_data_type [ = default ] [ READONLY ] } [ ,...n ] ] ) RETURNS return_data_type [ WITH <function_option> [ ,...n ] ] [ AS ]...
Error SQL query: CREATE FUNCTION tp_fnUserValidate( p_username VARCHAR( 10 ) , p_password VARCHAR( 20 ) ) RETURNS INTEGERREADS SQL DATA BEGIN DECLARE var_rows INT; MySQL said: Documentation #1064 - You have an error in your SQL syntax; check the manual that corresponds to your MySQL se...
If the routine name is the same as the name of a built-in SQL function, a syntax error occurs unless you use a space between the name and the following parenthesis when defining the routine or invoking it later. For this reason, avoid using the names of existing SQL functions for your ...
This CREATE FUNCTION (SQL scalar) statement creates an SQL function at the current server. The function returns a single result.
Its type is either a built-in U-SQL type, which optionally can be initialized with a default value, or a named or anonymous table type: Syntax Parameter := User_Variable ( Type_Name [Default_Parameter_Value] | Table_Type | Anonymous_Table_Type). Default_Parameter_Value := '...
If the routine name is the same as the name of a built-in SQL function, a syntax error occurs unless you use a space between the name and the following parenthesis when defining the routine or invoking it later. For this reason, avoid using the names of existing SQL functions for your ...