By the way, migrating to database is not as easy, especially if you are using any proprietary feature of database, but if you ANSI SQL and not using any database specific feature, its easy. Sign up using Facebook. As a result, you need some knowledge of the application server’s configuration in order to effectively use this driver type. When using a commercial database middleware library such as TopLink. AN8 from F group by F These terms are not available in the glossary.

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Your comment is incomprehensible. Sign up or log in Sign up using Google. This table provides an overview of each of the four types of JDBC drivers: The exception trace usually includes a direct cause as well.

However, if you require a schema to satisfy some third-party software requirements, you qualify the table or business view names with JDE as the schema. So if other reviewers feel this a good answer, it will be kept!

This article may be too technical for most readers to understand. March Learn how and when to remove this template message. Properties that applications pass to the JDBC drivers when establishing a new connection in order to configure a particular connection type.

JDBC – Driver Types

A string that identifies a particular data source to which to connect. The vendor-specific driver must be installed on each client machine. If you specify the same property in both places, the value in the URL takes precedence.


The question asks what is a type 2 driver, and this post answers it. You can think of typw2 application server as a JDBC “proxy,” meaning that it makes calls for the client application.

Instance is an integer that refers to the instance of a particular field when used in a self-join. This article has multiple issues. I get confused with type 2 native API driver, could someone give me a brief explanation about it. If we change the Database, we have to change the native API, as it is specific to a database and they are mostly gype2 now, but you may realize some speed increase with a Type 2 driver, because it eliminates ODBC’s overhead.

Difference between Type 1, 2, 3 and 4 JDBC Driver in Java?

The connection mode designates the type of JD Edwards EnterpriseOne product data that you plan to access. The DADriver client consists of many jar files and configuration files. Stack Overflow works best with JavaScript enabled. This technology isn’t suitable for a high-transaction environment.

JDBC driver – Wikipedia

This is my opinion, luckily my review alone won’t determine the fate of this answer. Views Read Edit View history. Type 2 drivers are useful in situations, where a type 3 or type 4 driver is not available yet for your database. It depends jvbc the number of databases the middleware has been configured to support. Sometimes also asked as how do you choose between different JDBC driver? When to use type 3 over type 4 driver etc.


To quote from the JDBC 4. Pages Home core java thread java 8 array coding string sql books j2ee oop collections data structure interview certification. This exception indicates that table specifications have not been generated for a particular table. Applications view this logical connection as a normal database connection, despite the fact that specific data source details are hidden.

Type 2 — drivers that are written partly in the Java programming language and partly in native jrbc. Connection mode is a term that applies only to the JDBC drivers and provides an indication of the type of additional filtering and processing that the JD Edwards EnterpriseOne data that you are accessing tjpe2.

JDBC is just an API, which Java has designed and onus to implement this API lies on different vendor because different database works in a different way, they internally use different protocols.

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