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Classes implementing the `batchable` interface are used when there is a need to operate on a large number of data records which would normally be problematic due to the imposed governor limits.
1
vote
Making X amount of HTTP requests with a batch?
When faced with a similar requirement, I used a Queueable instead of a batch. … It also avoids the issue that a batch with a callout per record basically can't have a scope over 100 at most, but there's no way to enforce that from the class. …
7
votes
Accepted
how to write 2 queries in the start method of batch class based on condition
If you want to have one batch to work on both of those sets of data, you can add the query results to a List<sObject> and use that in your batch. …
0
votes
Making updates to mass records using batch apex faster
want to the query:
query = 'SELECT **Account.Membership_Status__c**, End_Date_180_Prior__c, Pardot_End_Date_180_Prior__c, Pardot_Related_C_Account__c, AccountId, Id FROM contact';
Then, update your batch …
0
votes
Database.Stateful does not work as expected when using instance variable of another class
I've tested this with the following code:
public class StatefulBatch implements Database.Batchable<sObject>, Database.Stateful
{
private final StatefulBatchHelper helper = new StatefulBatchHelper …
0
votes
using today date in Database.getQueryLocator query String throwing errors
The format you want is YYYY-MM-DD, so
global Database.QueryLocator start(Database.BatchableContext BC){
String todayDate = System.today().year() + '-' + System.today().month()
…
6
votes
Accepted
How Custom Iterators with Iterable Work
The overall answer to this is that there is an Apex Batch Handler which controls batch class execution. …