spring-jdbc

Spring Security circular bean dependency

由 拟墨画扇 提交于 2019-11-27 11:47:43
问题 I'm currently working on a Vaadin spring application. The only thing I'm able to say is, authentication/authorization of users must be done by querying database via jdbcTemplate . How to solve this issue? I'm using Spring Boot 1.4.2.RELEASE. Description: The dependencies of some of the beans in the application context form a cycle: ┌─────┐ | jdbcAccountRepository defined in file [repositories\JdbcAccountRepository.class] ↑ ↓ | securityConfiguration.WebSecurityConfig (field services

Spring DAO vs Spring ORM vs Spring JDBC

由 给你一囗甜甜゛ 提交于 2019-11-27 09:08:45
问题 I was going through data access technologies supported by Spring, and I noticed that it mentions multiple options and I am not sure about the difference among them: Spring-DAO (http://docs.spring.io/spring/docs/2.0.8/reference/dao.html) Spring-ORM (http://docs.spring.io/spring/docs/3.0.x/spring-framework-reference/html/orm.html) Spring-JDBC (http://docs.spring.io/spring/docs/3.0.x/spring-framework-reference/html/jdbc.html) As I understand, Spring JDBC provides templates for reducing

What is JdbcDaoSupport used for?

由 ╄→гoц情女王★ 提交于 2019-11-27 05:29:13
问题 In Spring, when we are inserting into the database, we can use JdbcDaoSupport or not. My question is, what are the advantages in using it and in which circumstances we should use it? 回答1: According to these answers: Proper way to inject parent class dependencies with Spring annotations spring3-annotation-JdbcDaoSupport NamedParameterJdbcDaoSupport datasource autowire? JdbcDaoSupport , NamedParameterJdbcDaoSupport , SimpleJdbcDaoSupport are unnecessary and are mental dust. They doesn't save

Seeing the underlying SQL in the Spring JdbcTemplate?

由 一曲冷凌霜 提交于 2019-11-27 03:42:36
I am learning about the wonders of JdbcTemplate and NamedParameterJdbcTemplate. I like what I see, but is there any easy way to see the underlying SQL that it ends up executing? I'd like to see this for debug purposes (in order to for example debug the resulting SQL in an outside tool). BalusC The Spring documentation says they're logged at DEBUG level: All SQL issued by this class is logged at the DEBUG level under the category corresponding to the fully qualified class name of the template instance (typically JdbcTemplate, but it may be different if you are using a custom subclass of the

NamedParameterJdbcTemplate vs JdbcTemplate

由 ☆樱花仙子☆ 提交于 2019-11-27 03:39:22
I'm a beginner to Spring3.x , I'm learning Spring DAO support. I want to know the difference between NamedParameterJdbcTemplate and JdbcTemplate. Which one is the best by means of performance. And when to go for NamedParameterJdbcTemplate and when to go for JdbcTemplate. Your answer will help a lot to the beginners like me. When you use JdbcTemplate you give it SQL that has a ? placeholder for each parameter you want substituted into the SQL. When you assign parameters in the code you have to pass in arguments in an array and they get used in the order in which they appear in the array, like

How to set autocommit to false in spring jdbc template

由 牧云@^-^@ 提交于 2019-11-27 02:11:45
问题 Currently I'm setting autocommit to false in spring through adding a property to a datasource bean id like below : <property name="defaultAutoCommit" value="false" /> But i need to add it specifically in a single java method before executing my procedure. I used the below code snippet. getJdbcTemplate().getDataSource().getConnection().setAutoCommit(false); But the above line was not setting autocommit to false? Am i missing anything ? or any alternative to set autocommit in a specific java

Clean way to externalize long (+20 lines sql) when using spring jdbc? [closed]

由 女生的网名这么多〃 提交于 2019-11-26 22:40:22
问题 Closed . This question needs to be more focused. It is not currently accepting answers. Want to improve this question? Update the question so it focuses on one problem only by editing this post. Closed 4 years ago . I want to externalize some large queries in my application to properties\sql\xml files. However I was wondering if anyone has some recommendations as to how achieve this in a clean fashion. Most results recommend using an ORM framework but this isn't applicable due to some data

How to set up datasource with Spring for HikariCP?

由 ♀尐吖头ヾ 提交于 2019-11-26 21:55:55
Hi I'm trying to use HikariCP with Spring for connection pool. I'm using jdbcTempLate and JdbcdaoSupport. This is my spring configuration file for datasource: <bean id="dataSource" class="com.zaxxer.hikari.HikariDataSource"> <property name="dataSourceClassName" value="oracle.jdbc.driver.OracleDriver"/> <property name="dataSource.url" value="jdbc:oracle:thin:@localhost:1521:XE"/> <property name="dataSource.user" value="username"/> <property name="dataSource.password" value="password"/> </bean> But unfortunately the following error message is generating: Cannot resolve reference to bean

Seeing the underlying SQL in the Spring JdbcTemplate?

由 青春壹個敷衍的年華 提交于 2019-11-26 10:41:42
问题 I am learning about the wonders of JdbcTemplate and NamedParameterJdbcTemplate. I like what I see, but is there any easy way to see the underlying SQL that it ends up executing? I\'d like to see this for debug purposes (in order to for example debug the resulting SQL in an outside tool). 回答1: The Spring documentation says they're logged at DEBUG level: All SQL issued by this class is logged at the DEBUG level under the category corresponding to the fully qualified class name of the template

How to set up datasource with Spring for HikariCP?

由 故事扮演 提交于 2019-11-26 08:06:06
问题 Hi I\'m trying to use HikariCP with Spring for connection pool. I\'m using jdbcTempLate and JdbcdaoSupport. This is my spring configuration file for datasource: <bean id=\"dataSource\" class=\"com.zaxxer.hikari.HikariDataSource\"> <property name=\"dataSourceClassName\" value=\"oracle.jdbc.driver.OracleDriver\"/> <property name=\"dataSource.url\" value=\"jdbc:oracle:thin:@localhost:1521:XE\"/> <property name=\"dataSource.user\" value=\"username\"/> <property name=\"dataSource.password\" value=
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