How to Batch Apex to Update Field of Account and re-call batch from batch Using Database.executeBatch in Salesforce

Create a batch class to update account field in Salesforce

Batch Apex is used to run large jobs (think thousands or millions of records!) that would exceed normal processing limits. Using Batch Apex, you can process records asynchronously in batches (hence the name, “Batch Apex”) to stay within platform limits. If you have a lot of records to process, for example, data cleansing or archiving, Batch Apex is probably your best solution. To know more details about batch class..

Write a Batch Apex to Update all the Industry and Type Field of Account and re-call batch class from batch Using Database.executeBatch in finish method

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