Tag SQL

Ok, so everyone has their top 10, and some of them are significantly different – but here’s my top 10 on SQL performance for DB2. I mostly share this information with developers, but it’s important for a DBA to be…

Parameter Markers Parameter Markers show up as ? in queries when you look at them in a dynamic SQL snapshot or in the sysibmadm views. They show up when the value for a variable is not hard-coded at the time…