oracle aide

December 23, 2008

How to eyeball GUIDs (or any long string of hex numbers)

Filed under: Advanced Queueing — Tags: , , , — oracleaide @ 3:27 pm

GUIDs are not human friendly.
Anyone who dealt with Advanced Queueing and had to look for messages in queue tables knows that.

I have seen many database applications naively relying on uniqueness of GUIDs (or UUIDs).
Pity those poor souls who maintain and troubleshoot those apps.

Why? Just try to read a GUID over the phone.
Or try to find differences between the following two strings:

(more…)

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