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  • gorm:Migrate生成表,并创建联合唯一索引

    package ipo
    
    import (
    	"database/sql"
    	"fmt"
    	"ipoCompany/tool"
    )
    
    type IpoBalance struct {
    	ID                               int             `gorm:"column:id;primary_key;auto_increment;not null"`
    	S_INFO_WINDCODE                  string          `gorm:"column:S_INFO_WINDCODE;unique_index:S_R"`           //Wind代码
    	ANN_DT                           string          `gorm:"column:ANN_DT"`                                      //公告日期
    	ACTUAL_ANN_DT                    string          `gorm:"column:ACTUAL_ANN_DT"`                               //实际公告日期
    	REPORT_PERIOD                    string          `gorm:"column:REPORT_PERIOD;unique_index:S_R"`              //报告期
    	STATEMENT_TYPE                   string          `gorm:"column:STATEMENT_TYPE"`                              //报表类型
    	MONETARY_CAP                     sql.NullFloat64 `gorm:"column:MONETARY_CAP;type:decimal(20,4);"`            //	货币资金
    	MONETARY_CAP_YOY                 sql.NullFloat64 `gorm:"column:MONETARY_CAP_YOY;type:decimal(20,4);"`        //	货币资金    
    	OPDATE                           int             `gorm:"column:OPDATE;type:int(10);"`
    }
    
    // TableName 获取表名
    func (IpoBalance) TableName() string {
    	return "balance"
    }
    
    // CreateNumberTable 创建表
    func CreateBalanceTable() {
    	if !tool.IPO.HasTable(&IpoBalance{}) {
    		tool.IPO.AutoMigrate(&IpoBalance{})
    		if tool.IPO.HasTable(&IpoBalance{}) {
    			fmt.Println("balance表创建成功")
    		} else {
    			fmt.Println("balance表创建失败")
    		}
    	} else {
    		fmt.Println("表已存在")
    	}
    }
    

      

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  • 原文地址:https://www.cnblogs.com/sumafan/p/12768536.html
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