1. updateDatabaseStructure
  2. databaseConnection
  3. mysqliConnection
  4. pdoConnection
  5. query
  6. insertTableRow
  7. updateTableWhere
  8. updateTableRow
  9. updateTable
  10. deleteTableWhere
  11. deleteTableRow
  12. deleteTable
  13. selectTableWhere
  14. selectTableOrderBy
  15. selectTableRow
  16. selectTable
  17. simpleSelectJoin
  18. selectJoin
  19. referenceTableWhere
  20. referenceTableGroupBy
  21. referenceTable
  22. processParms
  23. processValues