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30 lines
762 B
Go
30 lines
762 B
Go
package utils
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import (
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"errors"
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"fmt"
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"time"
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"gorm.io/gorm"
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)
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//@author: [songzhibin97](https://github.com/songzhibin97)
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//@function: ClearTable
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//@description: 清理数据库表数据
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//@param: db(数据库对象) *gorm.DB, tableName(表名) string, compareField(比较字段) string, interval(间隔) string
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//@return: error
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func ClearTable(db *gorm.DB, tableName string, compareField string, interval string) error {
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if db == nil {
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return errors.New("db Cannot be empty")
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}
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duration, err := time.ParseDuration(interval)
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if err != nil {
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return err
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}
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if duration < 0 {
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return errors.New("parse duration < 0")
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}
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return db.Debug().Exec(fmt.Sprintf("DELETE FROM %s WHERE %s < ?", tableName, compareField), time.Now().Add(-duration)).Error
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}
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