beego queryrowsMap失败

ki1q1bka  于 2021-06-20  发布在  Mysql
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比戈的Map规则是什么 Raw().QueryRows() 这是我使用的结构:

type ProcessingNetworkDataProviderConfig struct {
    Id                     int
    NetworkId              int
    DataProviderId         int
    DistributorId          int
    EnableTargeting        int
    EnableReporting        int
    UsePrivateData         int
    UseExternalUserId      int
    UseUserMapping         int
    UseUserAttributes      int
    UserExchangeUrl        string
    EnableCache            int
    EnableBloomFilter      int
    EnableDisplayAds       int
    EnableResellerMode     int
    EnableVisitorReporting int
    Nsql                   string
    MaxSegmentNumber       int
    ExpirationDays         int
    DeltaIngest            int
    Pkg                    int
    Trackednum             int
    Comment                string
    ProcessingStatus       string
}

这是mysql中的表( desc processing_network_data_provider_config ):

+--------------------------+---------------+------+-----+---------+----------------+
| Field                    | Type          | Null | Key | Default | Extra          |
+--------------------------+---------------+------+-----+---------+----------------+
| id                       | bigint(20)    | NO   | PRI | NULL    | auto_increment |
| network_id               | bigint(20)    | NO   | MUL | NULL    |                |
| data_provider_id         | bigint(20)    | NO   | MUL | NULL    |                |
| distributor_id           | bigint(20)    | YES  | MUL | NULL    |                |
| enable_targeting         | tinyint(1)    | NO   |     | 0       |                |
| enable_reporting         | tinyint(1)    | NO   |     | 0       |                |
| use_private_data         | tinyint(1)    | NO   |     | 0       |                |
| use_external_user_id     | tinyint(1)    | NO   |     | 0       |                |
| use_user_mapping         | tinyint(1)    | NO   |     | 0       |                |
| use_user_attributes      | tinyint(1)    | NO   |     | 1       |                |
| user_exchange_url        | varchar(255)  | YES  |     | NULL    |                |
| enable_cache             | tinyint(1)    | NO   |     | 1       |                |
| enable_bloom_filter      | tinyint(1)    | NO   |     | 0       |                |
| enable_display_ads       | tinyint(1)    | NO   |     | 1       |                |
| enable_reseller_mode     | tinyint(1)    | NO   |     | 0       |                |
| enable_visitor_reporting | tinyint(1)    | NO   |     | 1       |                |
| Nsql                     | varchar(2000) | YES  |     | NULL    |                |
| seg_num                  | int(11)       | YES  |     | NULL    |                |
| exp_date                 | int(11)       | YES  |     | NULL    |                |
| delta_ingest             | tinyint(1)    | YES  |     | NULL    |                |
| package                  | tinyint(1)    | YES  |     | NULL    |                |
| tracked_num              | int(11)       | YES  |     | NULL    |                |
| Comment                  | varchar(2000) | YES  |     | NULL    |                |
| ProcessingStatus         | varchar(30)   | YES  |     | NULL    |                |
+--------------------------+---------------+------+-----+---------+----------------+

我用这个来读取数据库:

var tt []*ProcessingNetworkDataProviderConfig
sql := `SELECT * FROM processing_network_data_provider_config`
if _, err := o.Raw(sql).QueryRows(&tt); err != nil {
    fmt.Println("fff wo")
    beego.Error("Error when querying network configuration: ", err.Error())
}
fmt.Println(tt[0])

结果是:

&{49 1271 1 -1 1 0 0 0 0 1 1 1 1 1 1 1  0 0 0 0 0  }

然而,这里面应该有一些字符串,它们在哪里?我想是Map规则让它失败了,对吗?

pcww981p

pcww981p1#

https://beego.me/docs/mvc/model/models.md
根据命名约定,您的结构字段名将被转换为snake\u case作为db模式的使用,我注意到您在模式中的“processingstatus”。所以我相信你有两个选择:
1将“processingstatus”列重命名为snake\u case
2对结构标记使用特殊Map:

ProcessingStatus string `orm:"column(processing_status)"

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