docs: def extractFromSQLFile(self, filePointer, delimiter=";"):
          """
          Process an SQL file and extract all the queries sorted.
  
          :param filePointer: <io.TextIOWrapper> file pointer to SQL file
          :return: <list> list of queries
          """
          data = filePointer.read()
  
          # reading file and splitting it into lines
          dataLines = []
          dataLinesIndex = 0
          for c in data:
              if len(dataLines) - 1 < dataLinesIndex:
                  dataLines.append("")
  
              if c == "\r\n" or c == "\r" or c == "\n":
                  dataLinesIndex += 1
              else:
                  dataLines[dataLinesIndex] = "{}{}".format(
                      dataLines[dataLinesIndex],
                      c
                  )
  
          # forming SQL statements from all lines provided
          statements = []
          statementsIndex = 0
          for line in dataLines:
              # ignoring comments
              if line.startswith("--") or line.startswith("#"):
                  continue
  
              # removing spaces
              line = line.strip()
  
              # ignoring blank lines
              if len(line) == 0:
                  continue
  
              # appending each character to it's statement until delimiter is reached
              for c in line:
                  if len(statements) - 1 < statementsIndex:
                      statements.append("")
  
                  statements[statementsIndex] = "{}{}".format(
                      statements[statementsIndex],
                      c
                  )
  
                  if c == delimiter:
                      statementsIndex += 1
  
          return statements