ISBL is a programming language created in 1980.
| #3482on PLDB | 44Years Old |
ISBL (Information Systems Base Language) is the relational algebra notation that was invented for PRTV, one of the earliest database management systems to implement E.F. Codd's relational model of data.. Read more on Wikipedia...
OS = ORDERS * SUPPLIERS
LIST OS: NAME="Brooks"聽% SNAME, ITEM, PRICE