REGEXP_SUBSTR extends the functionality of the SUBSTR function by letting you search a string for a regular expression pattern. It is also similar to REGEXP_INSTR, but instead of returning the ...
I have a column of data with values resembling this: HL7_Result_for_Message_ID_123Q324343.hl7 I need to grab that ID number (in bold), the challenge being that it can be any and all lengths. I have ...
En este post anterior mostré ejemplos de búsqueda con las funciones regexp_like y regexp_instr. A continuación mostrare ejemplos de las funciones regexp_substr y regexp_replace respectivamente. Como ...
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