service

type IMongoExportService interface {
	ExportDbByUid(uid []int64) (err error)
	ExportDbByKey(key, value string) (err error)
	ExportTable(database string, tables []string, dataDir string) (err error)
}

type IMongoImportService interface {
	ImportDb4file(path string) (err error)
	ImportDatabase(databases string, datadir string) error
	RmSenInfo(updtfields model.UpdtFields, uid []int64) (err error) // Removal of sensitive information
	Delete(uid []int64) (err error)
}

type IMysqlExportService interface {
	ExportDbByUid(uid []int64) (err error)
	ExportDbByKey(key, value string) (err error)
	ExportTable(database string, tables []string, dataDir string) (err error)
}

type ImysqlImportService interface {
	ImportDb4file(dataDir string) (err error)
	ImportDatabase(databases string, dataDir string) (err error)
	RmSenInfo(updtfields []int64, uid []int64) error
	Delete(uid []int64) (err error)
}

type MongoExportService struct {
	Ops dao.IMongoDao
}

type MongoImportService struct {
	Ops dao.IMongoDao
}

type MysqlExportService struct {
	Ops dao.IMysqlDao
}

type MysqlImportService struct {
	Ops dao.IMysqlDao
}