go_basics/part_8/8.4/golang/todo-service/db/db_definition.go

package db

import "errors"

const dbName = "todo.db"

var (
	ErrDuplicate    = errors.New("record already exists")
	ErrNotExists    = errors.New("row not exists")
	ErrUpdateFailed = errors.New("update failed")
	ErrDeleteFailed = errors.New("delete failed")
)