TERADATA - Finding the position of a substring in a string
We have Data : "Rj 0001 201410212014110301G 20141103ioR4564534 N20141021N 11R"
We want to extract : "R4564534" from the string.
We basically want to extract 8 characters after "R", ignore the first occurence "Rj"
There's already an 'R' in the first position of your string, so we are starting the scan from position 2
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