Top "Dao" questions

A Data Access Object (DAO), is a design pattern in object-oriented software design, creating an object that provides an abstract interface to some type of database or other persistence mechanism.

How can you check for null in a VBA DAO record set?

I have an optional field in a database that I'm pulling out using a DAO Record Set. I need to …

ms-access null vba dao
Hibernate: CRUD Generic DAO

My web application has got a lot of service tables/entities, such as payment_methods, tax_codes, province_codes, etc. …

java spring hibernate generics dao
What is DAO factory pattern?

I am aware of factory and abstract factory methods, but I want to create a DAO factory pattern in Java. …

java design-patterns dao
Responsibilities and use of Service and DAO Layers

I am currently developing a web application using Struts2 with Spring plugin and hibernate and while I was looking at …

java jakarta-ee service architecture dao
Writing large number of records (bulk insert) to Access in .NET/C#

What is the best way to perform bulk inserts into an MS Access database from .NET? Using ADO.NET, it …

c# ms-access dao bulkinsert
DAO vs ORM(hibernate) pattern

i read in some articles DAO is not mandatory with hibernate and its implementation is by "it depends", in other …

java hibernate design-patterns dao
Hibernate using multiple databases

Someone know how to add a another datasource in hibernate configuration and how to configure Spring to that datasource its …

hibernate spring orm dao
Where should "@Transactional" be place Service Layer or DAO

Firstly it is possible that I am asking something that has been asked and answered before but I could not …

spring transactions dao
ActiveRecord batch insert (yii2)

Is it possible to insert multiple rows in one query with Yii's ActiveRecord? Or is this only possible via the …

php yii2 dao batch-insert
Junit to test Spring service and DAO layer

I am working on a Spring application (Spring 3.0) and following layered architecture i.e. Controller -> Service -> …

spring unit-testing junit dao