Method and system for an online-like account processing and management

A computer system for processing account information contained in batch process files in an online like manner, comprising:

• a memory device for storing at least one batch file containing a plurality of records, each of said plurality of records associated with one of a plurality of accounts;
• and
• a processor in communication with said memory device, said processor configured to:
• read at least one of said batch files;
• identify which of said plurality of records relate to same ones of said plurality of accounts by creating a work queue which includes index-like entries which identify each of the plurality of records;
• select one of said accounts in accordance with a control cycle and restrict access to said selected account;
• process each of said records identified as relating to said selected one of said accounts prior to processing any of said records relating to any other of said plurality of accounts;
• and
• remove said restricted access to said selected account after all of said records identified as related to said selected account are processed and prior to processing any of said records relating to any other of said plurality of accounts.