{
    "summary": [
        {
            "name": "dm_provider_cost_daily",
            "title": "供应商成本日汇总表",
            "primary": ["id"],
            "catelog": "summary"
        }
    ],
    "fields": [
        {
            "name": "id",
            "title": "主键ID",
            "type": "str",
            "length": 32,
            "nullable": "no"
        },
        {
            "name": "stat_date",
            "title": "统计日期",
            "type": "date",
            "nullable": "no"
        },
        {
            "name": "model",
            "title": "模型名称",
            "type": "str",
            "length": 100,
            "nullable": "no"
        },
        {
            "name": "catelogid",
            "title": "目录ID",
            "type": "str",
            "length": 10
        },
        {
            "name": "providerid",
            "title": "供应商ID",
            "type": "str",
            "length": 32,
            "nullable": "no"
        },
        {
            "name": "provider_name",
            "title": "供应商名称",
            "type": "str",
            "length": 100
        },
        {
            "name": "total_calls",
            "title": "总调用次数",
            "type": "int",
            "default": "0"
        },
        {
            "name": "total_tokens",
            "title": "总Token数",
            "type": "bigint",
            "default": "0"
        },
        {
            "name": "total_amount",
            "title": "总金额",
            "type": "double",
            "length": 12,
            "dec": 4,
            "default": "0"
        },
        {
            "name": "unit_price",
            "title": "单价(每Token)",
            "type": "double",
            "length": 10,
            "dec": 6
        },
        {
            "name": "avg_ttft_ms",
            "title": "平均首Token响应时间(毫秒)",
            "type": "double",
            "length": 10,
            "dec": 1
        }
    ],
    "indexes": [
        {
            "name": "uk_date_model_provider",
            "idxtype": "unique",
            "idxfields": ["stat_date", "model", "providerid"]
        },
        {
            "name": "idx_model",
            "idxtype": "index",
            "idxfields": ["model"]
        },
        {
            "name": "idx_date",
            "idxtype": "index",
            "idxfields": ["stat_date"]
        }
    ],
    "codes": [
        {
            "field": "providerid",
            "table": "llmprovider",
            "valuefield": "id",
            "textfield": "name"
        }
    ]
}