deleteATable function
        
dynamic
deleteATable(
    
    
- dynamic tablename,
- dynamic iCompanyid,
- dynamic tableid
Implementation
deleteATable(tablename, iCompanyid, tableid) async {
  //print('====delete msg $id');
  //final db = await database;
  await setDB();
  await db.delete(tablename,
      // Use a `where` clause to delete a specific dog.
      where: '$gCompanyid=? and $gTableID=?',
      whereArgs: [iCompanyid, tableid]);
}