Technical Article

Joining to the Next Sequential Row

One of the more obscure requirements that a developer may find themselves facing is the need to compare a row with its immediate sibling. One such case is when a list of values needs to be processed to produce a moving average or to smooth a sequence of statistical numbers where their order is important. For example, values lying along a time line. The solution is actually quite simple, but not immediately obvious.

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Question of the Day

RegEx Functions III

If I run the REGEXP_LIKE() function, does it match values in a case-sensitive fashion, or a case-insensitive fashion by default.

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