IMS DB – DL/I Functions DL/I function is the first parameter that is used in a DL/I call. This function tells which operation is going to be performed on the IMS database by the IMS DL/I call. The syntax of DL/I function is as follows − 01 DLI-FUNCTIONS. 05 DLI-GU PIC X(4) VALUE ”GU ”. […]

IMS DB Tutorial Job Search IMS stands for Information Management System. IMS was developed by IBM with Rockwell and Caterpillar in year 1966 for the Apollo program to send a man to the moon. It started the database management system revolution and still continues to evolve to meet data processing requirements. IMS provides an easy-to-use, […]

IMS DB – Overview A Brief Overview Database is a collection of correlated data items. These data items are organized and stored in a manner to provide fast and easy access. IMS database is a hierarchical database where data is stored at different levels and each entity is dependent on higher level entities. The physical […]