CREATE FUNCTION increment(INOUT result INTEGER, IN delta INTEGER) RETURNS INTEGER BEGIN DECLARE code INTEGER DEFAULT 0; DECLARE SQLCODE INTEGER; DECLARE CONTINUE HANDLER FOR SQLEXCEPTION BEGIN SET code = SQLCODE; RETURN code; END; SET result = result + delta; RETURN code; END@ 示例7: 创建将 XM...
By default, SQL Server cannot execute CLR code. You can create, modify, and drop database objects that reference common language runtime modules; however, you cannot execute these references in SQL Server until you enable theclr enabled option. To enable this option, usesp_configure. <table_t...
SQL0632N FOREIGN KEY name 無效,因為由於刪除規則限制,這個表格不能定義為表格 table-name 的相依項(原因碼 = reason-code)。 解說 無法定義參照限制,因為不能將 CREATE TABLE 或 ALTER TABLE 陳述式的物件表格定義為表格 table-name 的相依項,可能的原因如下: (01) 這是自行參照的關係,而自行參照關係已經存...
CREATE FUNCTION dbo.ISOweek (@DATE DATETIME) RETURNS INT WITH EXECUTE AS CALLER AS BEGIN DECLARE @ISOweek INT; SET @ISOweek = DATEPART(wk, @DATE) + 1 - DATEPART(wk, CAST(DATEPART(yy, @DATE) AS CHAR(4)) + '0104'); --Special cases: Jan 1-3 may belong to the previous year...
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 ] ] [ AS ] BEGIN...
在创建Function 前,先Create TYPE {typename} table of …; 然后才能在 定义Function 中return TypeName(变量列表之后); Function 内部默认是只读的,也就是只能使用Select 或者 Select into ; 要使用Insert , Update , Delete 等DML语句,必须使用PRAGMA AUTONOMOUS_TRANSACTION 声明,且 commit 语句不能少哦; ...
The following sample code provides an example. create sql function my_sum(@a BIGINT, @b BIGINT, @c BIGINT) returns @my_sum BIGINT as begin @temp := @a + @b; @my_sum := @temp + @c; end; Parameters: returns specifies the return value of the UDF. The return value is a ...
A USE database statement is not allowed in a procedure, function or trigger. A week this year Against a week this time last year in SQL (NOT MDX) A WITH keyword and parenthesis are now required Accent Sensitivity Access Code - DELETE Statement with DISTINCTROW and T-SQL Access Now() vs...
(if needed)' objBL.CheckConstraints = True' objBL.Transaction=True'Execute XML bulkload using file.objBL.Execute"SampleSchema.xml","SampleXMLData.xml"setobjBL=NothingEndIfFunctionValidateFile(strXmlFile,strUrn,strXsdFile)' Create a schema cache and add SampleSchema.xml to it.Dimxs, fso, s...
The following example creates aSqlConnection, aSqlCommand, and aSqlDataReader. The example reads through the data, writing it out to the console window. The code then closes theSqlDataReader. TheSqlConnectionis closed automatically at the end of theusingcode block. ...