     */
     public static func deleteTable(table: String) -> Int? {
         
-        //create the success variable
+        //create the error variable
         var error: Int? = nil
 
         //create task closure

    */
    public static func createTable(table: String, withColumnNamesAndTypes values: [String: SwiftData.DataType]) -> Int? {
        
        //create the success variable
        var error: Int? = nil

        //create task closure

    
    private class SQLiteDB {
        
        //create a single instance of SQLiteDB
        class var sharedInstance: SQLiteDB {
            struct Singleton {
                static let instance = SQLiteDB()
