A dbms is really it's own operating system, usually this is hosted on another operating system, one that understands the hardware. I remember one place I worke

A dbms is really it's own operating system, usually this is hosted on another operating system, one that understands the hardware. I remember one place I worked where we had several old graybeard programmers who considered the dbms[1] the operating system, as a unix sysadmin we had some interesting discussions as I was always confused and confined by the dbms and they felt the same about unix. 1. unidata if curious, a weird multi value(not relational) database, very vertically integrated compared to most databases today.