数据库提高查询效率
ALTER PROCEDURE FindeAllOrderCompanyNO
@companyNO varchar(50),
@supplierNO varchar(50),
@settlement int,
@endDateTime datetime,
@sign bit,
@ticketingTime datetime
AS
declare @sql varchar(max)
SET NOCOUNT ON;
set @sql =' select * from vw_tickDetail_tickorders_tickAirLines where CompanyNO in (select CompanyNO from TicketOrders GROUP by CompanyNO) and GetTicketTime<'''+cast(@endDateTime as varchar(20))+''' and GetTicketTime>='''+cast(@ticketingTime as varchar(20))+''' and GetTicketSign='''+cast(@sign as varchar(20))+''' '
if @companyNO is not null and @companyNO!=''
set @sql +=' and CompanyNO ='''+@companyNO+''''
if @supplierNO is not null and @supplierNO!=''
set @sql +=' and tickDetailSupplierNO='''+@supplierNO+''''
if @settlement !='' and @settlement >-1
set @sql +=' and SettlementStatus='+@settlement+''
print @sql
exec (@sql)
RETURN
各位大侠，用什么办法可以使这个存储的效率更高点
[解决办法]
仅看你的代码，没什么好办法。
你想实现什么样的功能，看看有没有其它途径。
[解决办法]
把这个sql打出来看看。我们再分析
[解决办法]
只有一个select查询，代码没什么可以优化了，
你在表上建索引优化吧
