> -----Original Message----- > From: IBM Mainframe Assembler List [mailto:ASSEMBLER- > [email protected]] On Behalf Of Seymour J Metz > Sent: 29 January 2018 19:06 > To: [email protected] > Subject: Re: Fair comparison C vs HLASM > > WTF? IMS was well before the 1970's, to say nothing of the database for > SABRE. Outside of IBM there was at least one database on GCOS (nee > GECOS). >
I worked in a site where we used the Honeywell Codasyl database, which I think was called IDS and the original Transaction Processing System TDS, which was very similar to CICS. I believe the first RDBMS was on Multics but I have no idea of the why or when... > > -- > Shmuel (Seymour J.) Metz > http://mason.gmu.edu/~smetz3 > Dave Wade
