Implement string expression operators and tests

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    • Type: Sub-task
    • Resolution: Done
    • Priority: Unknown
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      1. What would you like to communicate to the user about this feature?
      2. Would you like the user to see examples of the syntax and/or executable code and its output?
      3. Which versions of the driver/connector does this apply to?

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      1. What would you like to communicate to the user about this feature? 2. Would you like the user to see examples of the syntax and/or executable code and its output? 3. Which versions of the driver/connector does this apply to?
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      Definition of Done

      • All of the following operators are implemented in mql/agg/operator.go, each with a one-line doc comment:
        • $toLower, $toUpper, $strcasecmp, $strLenBytes, $strLenCP, $substr, $substrBytes, $substrCP, $ltrim, $rtrim, $trim, $split, $indexOfBytes, $indexOfCP, $replaceOne, $replaceAll, $regexFind, $regexFindAll, $regexMatch
      • Each operator has at least one test in mql/agg/operator_test.go

            Assignee:
            Lin Borland
            Reporter:
            Lin Borland
            Qingyang Hu
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              Created:
              Updated:
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