{
    "summary": [
        {
            "name": "product_usage_log",
            "title": "产品消费记录表",
            "primary": ["id"],
            "catelog": "relation"
        }
    ],
    "fields": [
        {"name": "id", "title": "主键ID", "type": "str", "length": 32, "nullable": "no"},
        {"name": "product_id", "title": "产品ID", "type": "str", "length": 32, "nullable": "no"},
        {"name": "subscription_id", "title": "订购ID", "type": "str", "length": 32},
        {"name": "user_id", "title": "消费者用户ID", "type": "str", "length": 32, "nullable": "no"},
        {"name": "user_org_id", "title": "消费者机构ID", "type": "str", "length": 32, "nullable": "no"},
        {"name": "product_resource_id", "title": "产品资源绑定ID", "type": "str", "length": 32},
        {"name": "supplier_org_id", "title": "供应商机构ID", "type": "str", "length": 32},
        {"name": "resource_type", "title": "资源类型", "type": "str", "length": 32},
        {"name": "resource_ref_id", "title": "资源引用ID", "type": "str", "length": 32},
        {"name": "used_amount", "title": "消耗量", "type": "double", "length": 15, "dec": 4, "nullable": "no"},
        {"name": "used_unit", "title": "消耗单位", "type": "str", "length": 32},
        {"name": "unit_cost", "title": "单位成本", "type": "double", "length": 15, "dec": 8, "default": "0"},
        {"name": "total_cost", "title": "总成本", "type": "double", "length": 15, "dec": 6, "default": "0"},
        {"name": "sell_price", "title": "客户售价", "type": "double", "length": 15, "dec": 6, "default": "0"},
        {"name": "billing_mode", "title": "计费模式", "type": "char", "length": 1, "nullable": "no"},
        {"name": "source_ref_table", "title": "来源表", "type": "str", "length": 64},
        {"name": "source_ref_id", "title": "来源记录ID", "type": "str", "length": 32},
        {"name": "use_time", "title": "消费时间", "type": "datetime", "nullable": "no"},
        {"name": "created_at", "title": "创建时间", "type": "datetime", "nullable": "no"}
    ],
    "indexes": [
        {"name": "idx_pul_product", "idxtype": "index", "idxfields": ["product_id"]},
        {"name": "idx_pul_subscription", "idxtype": "index", "idxfields": ["subscription_id"]},
        {"name": "idx_pul_user", "idxtype": "index", "idxfields": ["user_id", "user_org_id"]},
        {"name": "idx_pul_supplier", "idxtype": "index", "idxfields": ["supplier_org_id"]},
        {"name": "idx_pul_time", "idxtype": "index", "idxfields": ["use_time"]},
        {"name": "idx_pul_source", "idxtype": "index", "idxfields": ["source_ref_table", "source_ref_id"]}
    ],
    "codes": [
        {
            "field": "product_id",
            "table": "product",
            "valuefield": "id",
            "textfield": "product_name"
        },
        {
            "field": "supplier_org_id",
            "table": "supplychain.suppliers",
            "valuefield": "org_id",
            "textfield": "supplier_name"
        },
        {
            "field": "resource_type",
            "table": "appcodes_kv",
            "valuefield": "k",
            "textfield": "v",
            "cond": "parentid='resource_type'"
        },
        {
            "field": "billing_mode",
            "table": "appcodes_kv",
            "valuefield": "k",
            "textfield": "v",
            "cond": "parentid='billing_mode'"
        }
    ]
}