dao

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Code is OK in DAO but gives run-time error '3021' in ADO

This occurs after replacing DAO with ADO in a VB6 project that uses an Access 97 database. It occurs on the line marked \'Error Here in the following snippet:[详细]

2023-03-05 13:02 分类：问答
Is there any command line tool that can generate Java entity classes from db (NOT Netbeans or Eclipse wizard)

I used to use Netbeans wizard (version 6.7.1) to generate entity classes from database. Now I want to look for an independent tool (script, command line开发者_StackOverflow社区 tool...) that can do th[详细]

2023-03-05 12:05 分类：问答
Transaction in Access

I need to execute several sql clauses, inserts, updates and delete for example. How to use a transaction in Acc开发者_JAVA百科ess to bind them together?[详细]

2023-03-03 23:28 分类：问答
Validate object existence before deletion or update in Spring/Hibernate

I\'m using Spring/Hibernate combination for my project, with standard CRUD operations. I wonder, is it reasonable to validate object existence before its deletion or update? If it is, where is the mo[详细]

2023-03-03 18:51 分类：问答
Database level user security in MS Jet Engine

I am wanting to add a user access control system to one of my MS Access applications using the DAO system built into MS Jet database engine. I am working with accdb database on Access 2007.[详细]

2023-03-03 13:40 分类：问答
Java Framework for Database operations [closed]

Closed. This question is opinion-based. It is not currently accepting answers. Want to improve this question? Update the question so it can be answered with facts and citations by editing[详细]

2023-03-02 11:37 分类：问答
Generic Dao and service Layer

I am going to design a DAO layer for my application. My focus is that Services just calls DAO which is independent of underlaying implementation.[详细]

2023-03-01 15:48 分类：问答
Migrating to DAOs and Spring from Servlets and JDBC, advice?

We\'ve got webapps with servlets that make JDBC calls directly.We\'ve mostly replaced the JDBC calls with Spring JDBC which has been a vast improvement (no more leaked connections!).[详细]

2023-02-27 08:11 分类：问答
How to invoke a DAO method in a servlet to pull the result of a query

I\'ve been trying to find the correct procedure to pull the result of a query from a DAO in one of my servlets but have been unsuccessful.[详细]

2023-02-27 07:18 分类：问答
Spring Data Jpa / Hades Transaction Behaviour

From Spring Data JPA reference (previously Hades), CRUD methods on repository instances are transactional by default.[详细]

2023-02-25 06:44 分类：问答