{ 
  "FieldLOV_ParentChild_MultiParent": {
    "unbound":true,
    "layout":"form",
    "onecolumn":true,
    "caption":"Parent / Child List of Values - Multiple Parents",
    "fields":[
      {
        "name":"cust_id",
        "control":"dropdown",
        "caption": "Customer",
        "lov":{
          "sql":"select cust_id code_val,cust_name code_txt from cust order by cust_name"
        }
      },
      {
        "name":"sale_id",
        "control":"dropdown",
        "caption":"Sales Order",
        "lov":{
          "parent":"cust_id",
          "sql2":"select cust_id code_parent, sale_id code_val, ('#'||sale_id) code_txt from v_sale order by sale_id"
        }
      },
      {
        "name":"sale_line_id",
        "control":"dropdown",
        "caption":"Sales Order Line",
        "lov":{
          "parents":["cust_id","sale_id"],
          "sqlmp":"select cust_id code_parent1, sale.sale_id code_parent2, sale_line_id code_val, sale_line_desc code_txt from sale_line inner join sale on sale_line.sale_id = sale.sale_id order by sale_line_id"
        }
      }
    ]
  }
}