Like的SQL字符串数组参数
我有一个MS SQL存储过程,需要将字符串数组传递给该存储过程,以便与LIKE运算符一起使用。我如何才能最好地实现这一点,因为我没有遇到过实现这一点的内置数据类型?我见过一些实现,其中varchar通过一个分隔符传递,而SQL脚本中的逻辑将其拆分并动态构建语句 在我看来,这些实现都不干净,这是如何最好地实现的 谢谢Like的SQL字符串数组参数,sql,sql-server,tsql,Sql,Sql Server,Tsql,我有一个MS SQL存储过程,需要将字符串数组传递给该存储过程,以便与LIKE运算符一起使用。我如何才能最好地实现这一点,因为我没有遇到过实现这一点的内置数据类型?我见过一些实现,其中varchar通过一个分隔符传递,而SQL脚本中的逻辑将其拆分并动态构建语句 在我看来,这些实现都不干净,这是如何最好地实现的 谢谢 DECLARE @ContractId int DECLARE @QuantityPerVehicle decimal(18, 4) DECLARE @OrderQuantity d
DECLARE @ContractId int
DECLARE @QuantityPerVehicle decimal(18, 4)
DECLARE @OrderQuantity decimal(18, 4)
DECLARE @OrderDelivered decimal(18, 4)
DECLARE @Description varchar(200)
DECLARE @PendingUsage decimal(18, 4) = 0
DECLARE db_cursor CURSOR FOR select ContractId, QuantityPerVehicle, OrderQuantity, OrderDelivered, Description FROM prod.BillOfMaterialLineDetails where ([description] like '%line item 1%' OR [description] like '%line item 2%' OR [description] like '%line item 3%') and ContractId is not null
OPEN db_cursor
FETCH NEXT FROM db_cursor INTO @ContractId, @QuantityPerVehicle, @OrderQuantity, @OrderDelivered, @Description
WHILE @@FETCH_STATUS = 0
BEGIN
DECLARE @JobsRemaining int
SELECT @JobsRemaining = COUNT(JobId) FROM prod.JobDetails where JobStarted is null and ContractId = @ContractId
SET @PendingUsage = @PendingUsage + (@JobsRemaining * @QuantityPerVehicle)
FETCH NEXT FROM db_cursor INTO @ContractId, @QuantityPerVehicle, @OrderQuantity, @OrderDelivered, @Description
END
CLOSE db_cursor
DEALLOCATE db_cursor
select @PendingUsage as PendingUsage
这个样子对我来说很干净
SELECT contractid,
quantitypervehicle,
orderquantity,
orderdelivered,
description
FROM prod.billofmateriallinedetails B
JOIN (VALUES ('%line item 1%'),
('%line item 2%'),
('%line item 3%')) tc(line_item)
ON B.description LIKE tc.line_item
WHERE contractid IS NOT NULL
这个样子对我来说很干净
SELECT contractid,
quantitypervehicle,
orderquantity,
orderdelivered,
description
FROM prod.billofmateriallinedetails B
JOIN (VALUES ('%line item 1%'),
('%line item 2%'),
('%line item 3%')) tc(line_item)
ON B.description LIKE tc.line_item
WHERE contractid IS NOT NULL
你可能想好好读一读。您不应该编写游标从一个表中选择值,然后就可以为每个匹配的值多次查询另一个表。您可能需要继续阅读。您不应该编写游标从一个表中选择值,然后就可以为每个匹配值多次查询另一个表。