Use arrow dictionary type for mysql enum type #119
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phillipleblanc
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hozan23
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TODO: There's something need to be resolved in linter and may need conflict resolve after my other PRs are merged, othe than that the logic won't be changed much
dictionarytype for MySQLenumtype, this will enables a more efficient memory usage.MYSQL_TYPE_STRINGin c api: https://dev.mysql.com/doc/c-api/9.0/en/c-api-data-structures.htmlenumtype in rows_to_arrow