Salesforce Map 优化List

huicong丶

于 2020-07-28 15:30:23 发布

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分类专栏： salesforce 文章标签：其他

本文链接：https://blog.youkuaiyun.com/lhc_10/article/details/107637245

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本文探讨了如何优化Salesforce中Map对象处理List的数据操作，通过高效算法和最佳实践，提高性能并减少资源消耗，助力企业级应用流畅运行。

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//查出当前quote 对应的 业务机会Map
		List<Opportunity> opportunityList = [SELECT Id, Unit__c FROM Opportunity WHERE Unit__c!=null AND Id in :oppIdSet];
		Map<Id, Opportunity> opportunityMap = new Map<Id, Opportunity>();
		for (Opportunity opp : opportunityList) {
			opportunityMap.put(opp.Id, opp);
		}
		//查出quote对应的opp  line  item  list
		List<OpportunityLineItem> opportunityLineItemList=[SELECT Id,OpportunityId,PricebookEntryId,Product2Id,Quantity,UnitPrice FROM OpportunityLineItem WHERE OpportunityId in :oppIdSet];
		Map<Id,List<OpportunityLineItem>> OpportunityLineItemMap=new Map<Id,List<OpportunityLineItem>>();
		for (OpportunityLineItem opportunityLineItem : opportunityLineItemList) {
			if (OpportunityLineItemMap.containsKey(opportunityLineItem.OpportunityId) &&
							OpportunityLineItemMap.get(opportunityLineItem.OpportunityId) != null) {
				List<OpportunityLineItem> OpportunityLin

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