syntaxsql 复制 CREATE [ OR ALTER ] FUNCTION [ schema_name. ] function_name ( [ { @parameter_name [ AS ] [ type_schema_name. ] parameter_data_type [ NULL ] [ = default ] [ READONLY ] } [ , ...n ] ] ) RETURNS ret
对于CREATE FUNCTION 语句中指定的任何表或视图,不考虑 PUBLIC 以外的组特权。 调用函数时,将应用昵称所引用的表或视图的数据源的授权需求。 该连接的授权标识可以映射到不同的远程授权标识。 此语句的授权标识所拥有的特权还必须包括调用函数体中指定的 SQL 语句所需的所有特权。 要替换现有函数,语句的授权标识必须...
1 1.0-- Create a non-deterministic function>CREATEFUNCTIONroll_dice()RETURNSINTNOTDETERMINISTICCONTAINSSQLCOMMENT'Roll a single 6 sided die'RETURN(rand() *)::+1;-- Roll a single 6-sided die>SELECTroll_dice(); 3 >DROPFUNCTIONroll_dice; >CREATEFUNCTIONroll_dice(num_diceINTDEFAUL...
SHOWCREATEFUNCTIONSHOWCREATEPROCEDURESHOWCREATETABLESHOWCREATEUSERSPATIAL mysql> 2>.查看CREATE DATABASE命令的帮助信息 mysql>?CREATEDATABASEName:'CREATE DATABASE'Description: Syntax:CREATE{DATABASE|SCHEMA}[IF NOT EXISTS]db_name[create_specification]... create_specification:[DEFAULT]CHARACTERSET[=]charset_na...
问SQL Server : Create Function语法错误，语法接近'Begin‘EN一，如何创建排序表 1.T-SQL创建一个排序...
理解成批处理语句 1、提高代码的重用性 2、简化操作 3、减少了编译次数并且减少了和数据库服务器的连接次数,提高了效率 区别: 存储过程:可以有0个返回,也可以有多个返回,适合做批量插入、批量更新 函数:有且仅有1 个返回,适合做处理数据后返回一个结果 */ #一、创建语法 CREATE FUNCTION 函数名(参数列表) ...
Syntax for CREATE FUNCTION (SQL table) CREATE FUNCTIONfunction-name( ,parameter-declaration )function-definitionWRAPPEDobfuscated-statement-text parameter-declaration: parameter-nameparameter-type parameter-type: data-type1TABLE LIKEtable-nameview-nameAS LOCATOR data-type1, data-type2: built-in-typedist...
--CLR Table-Valued Function Syntax CREATE FUNCTION [ schema_name. ] function_name ( { @parameter_name [AS] [ type_schema_name. ] parameter_data_type [ = default ] } [ ,...n ] ) RETURNS TABLE <clr_table_type_definition> [ WITH <clr_function_option> [ ,...n ] ] ...
syntaxsql Copy CREATE [ OR ALTER ] FUNCTION [ schema_name. ] function_name ( [ { @parameter_name [ AS ] [ type_schema_name. ] parameter_data_type [ NULL ] [ = default ] [ READONLY ] } [ , ...n ] ] ) RETURNS return_data_type [ WITH <function_option> [ , ...n ] ]...
syntaxsql 复制 CREATE [ OR ALTER ] { PROC | PROCEDURE } [schema_name.] procedure_name [ ; number ] [ { @parameter_name [ type_schema_name. ] data_type } [ VARYING ] [ NULL ] [ = default ] [ OUT | OUTPUT | [READONLY] ] [ ,...n ] [ WITH <procedure_option> [ ,......