更新游标中的行 [英] update rows in cursor
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问题描述
我想更新游标中设置的值,在while循环中,下面是我的sql查询,在语句
update中给出错误 filteredCommunities
set SearchStaticCount
plz help我想只更新游标值
以下是查询
声明 @ loopCounter int
set @ loopCounter = 0
声明 @社区 as varchar ( 30 )
声明 @ Counter as int
声明 filteredCommunities CURSOR FOR
选择 SearchStaticCount,关键字来自 SearchStatic ss inner join UnitListing us on ss.Keyword = us.UnitListingName where ServiceTypeId = ' 卖' 和 CategoryTypeId = < span class =code-string>' Commercial'
for < span class =code-keyword>更新 SearchStaticCount
OPEN filteredCommunities
FETCH NEXT FROM filteredCommunities INTO @ Counter , @ Community
WHILE (@ loopCounter< 10)
BEGIN
update filteredCommunities
set SearchStaticCount = @ loopCounter
FETCH NEXT FROM filteredCommunities INTO @ Counter , @社区
END
CLOSE filteredCommunities
DEALLOCATE filteredCommunities
解决方案
请阅读我的问题。
声明
更新 TableName SET FieldName = FieldValue
将更新所有数据(对于整个表格)。
更新单个记录:
UPDATE TableName SET FieldName = FieldValue WHERE UniqueField = UniqueValue
I want to update the values set in the cursor, inside a while loop, below is my sql query that give error in the statement "
update filteredCommunities
set SearchStaticCount
"plz help i want to update only cursor values
following is the query
declare @loopCounter int
set @loopCounter=0
Declare @Community as varchar(30)
Declare @Counter as int
Declare filteredCommunities CURSOR FOR
select SearchStaticCount,Keyword from SearchStatic ss inner join UnitListing us on ss.Keyword=us.UnitListingName where ServiceTypeId='Sell' and CategoryTypeId='Commercial'
for update of SearchStaticCount
OPEN filteredCommunities
FETCH NEXT FROM filteredCommunities INTO @Counter,@Community
WHILE(@loopCounter<10)
BEGIN
update filteredCommunities
set SearchStaticCount=@loopCounter
FETCH NEXT FROM filteredCommunities INTO @Counter,@Community
END
CLOSE filteredCommunities
DEALLOCATE filteredCommunities
解决方案
Please, read my caomment to the question.
The statement
UPDATE TableName SET FieldName = FieldValue
will update all data (for entire table).
To update single record:
UPDATE TableName SET FieldName = FieldValue WHERE UniqueField=UniqueValue
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