On Thu, 5 Jul 2018 16:28:10 -0300, Clark Morris wrote: >[Default] On 5 Jul 2018 07:47:19 -0700, (Dana Mitchell) wrote: > >For batch processes how does the i series command language compare to >JCL. How are competing requests for file access handled? > If, as John says, the filesystem paradigm is a relational data base, there's very little comparison. There should be Logical Unit of Work isolation. Conflicts can occur; the perpetrator has no choice but to ROLLBACK while someone else COMMITs.
That's what I remember from some minor use of CMS SQL/DS, the country cousin of DB2. How does DB2 handle competing updates? -- gil ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to [email protected] with the message: INFO IBM-MAIN
