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Tag Archives: JDBC

We’re Hacking JDBC, so You Don’t Have To

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We love working with JDBC Said no one. Ever. On a more serious note, JDBC is actually a very awesome API, if you think about it. It is probably also one of the very reasons Java has become the popular platform it is today. Before the JDK 1.1, and before ODBC (and that’s a very long time ago) it was ...

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115 Java Interview Questions and Answers – The ULTIMATE List (PDF Download)

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In this tutorial we will discuss about different types of questions that can be used in a Java interview, in order for the employer to test your skills in Java and object-oriented programming in general. In the following sections we will discuss about object-oriented programming and its characteristics, general questions regarding Java and its functionality, collections in Java, garbage collectors, ...

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A SQL query DSL for Scala by ScalikeJDBC

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There are a tremendous amount of SQL APIs natively written in Scala. Manuel Bernhardt has summarised a nice collection in his a post. Another collection of Scala SQL APIs can be seen in this Stack Overflow question. One API that we want to focus on in particular is ScalikeJDBC (licensed ASL 2.0), which has recently published a SQL query DSL ...

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Deploying Identity Server over a JDBC Based User Store

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With this post I am to demonstrate how to configure WSO2 Identity Server with a JDBC user store. For the demonstration I am using a MySQL user store, but same procedure applies to any other JDBC user store as well. My environment is, OS – Ubuntu 12.10 Java – 1.6 WSO2 IS 4.5.0 Setting up MySQL database User Store Configuration ...

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Spring Data JDBC generic DAO implementation – most lightweight ORM ever

spring-interview-questions-answers

I am thrilled to announce first version of my Spring Data JDBC repository project. The purpose of this open source library is to provide generic, lightweight and easy to use DAO implementation for relational databases based on JdbcTemplate from Spring framework, compatible with Spring Data umbrella of projects.               Design objectives Lightweight, fast and ...

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MySql connections autodrop after a certain hours

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MySql is configured to drop any connection which has been Idle for more than 8 hours. What is the implication of this? After you return to your deployed app after a gap of 8 hours (If default SQL parameters have not been changed), you will be greeted with an exception. How to solve this issue? Increase the wait_time parameter -Not ...

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Spring JDBC Database connection pool setup

spring-interview-questions-answers

Setting up JDBC Database Connection Pool in Spring framework is easy for any Java application, just matter of changing few configuration in spring configuration file.If you are writing core java application and not running on any web or application server like Tomcat or Weblogic, Managing Database connection pool using Apache Commons DBCP and Commons Pool along-with Spring framework is nice ...

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