如何在Sequelize中使用输出参数在SQL Server中执行存储过程?

问题描述 投票:0回答:2

当我尝试在Sequelize中执行带有输出参数的存储过程时,我收到错误:

Executing (default): spsPerson @PersonID=0 OUTPUT, @Firstname=N'test', @Lastname=N'test'

UnhandledPromiseRejectionWarning:SequelizeDatabaseError:将常量传递给存储过程时,无法使用OUTPUT选项。

这是代码:

  seq.query(
    'spsPerson @PersonID=:PersonID OUTPUT, @Firstname=:firstname, @Lastname=:lastname,
    {
      type: seq.QueryTypes.SELECT,
      replacements: {
        PersonID: 0,
        Firstname: 'test',
        Lastname: 'test'
      },
    }
  );

这是我的存储过程:

SET ANSI_NULLS OFF
GO

SET QUOTED_IDENTIFIER OFF
GO

CREATE PROCEDURE [dbo].[spsPerson]
    @PersonID INT OUTPUT,
    @Firstname VARCHAR(50),
    @Lastname VARCHAR(255)
AS
    INSERT INTO PersonTable (Firstname,  Lastname)
    VALUES (@Firstname,  @Lastname)

    SET  @PersonID  = SCOPE_IDENTITY()
GO

我不关心输出参数,只想在不改变它的情况下执行这个存储过程。

node.js sql-server sequelize.js
2个回答
0
投票

问题出在OUTPUT参数上,您要为其赋值0,这会导致问题。

这是你如何在TSQL中执行它以获得变量@results的结果:

declare @results int;
exec dbo.spsPerson @results OUTPUT, @Firstname=N'test', @Lastname=N'test'
select @results;

如果您根本不关心结果:

exec dbo.spsPerson NULL, @Firstname=N'test', @Lastname=N'test'

0
投票

我暂时不测试它。你试试看,让我知道

定义商店功能:

SET ANSI_NULLS OFF
GO

SET QUOTED_IDENTIFIER OFF
GO

CREATE PROCEDURE [dbo].[spsPerson]
    @Firstname VARCHAR(50),
    @Lastname VARCHAR(255)
AS
    INSERT INTO PersonTable (Firstname,  Lastname)
    VALUES (@Firstname,  @Lastname)

    return (SELECT IDENT_CURRENT('PersonTable'))
GO

查询续集:

sequelize
          .query('CALL spsPerson (:Firstname, :Lastname)', 
                {replacements: { Firstname: 'fistname', Lastname: 'lastname' }})
          .then(v=>console.log(v));
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