Category: Opensource

Open-source software (open-source) is a new term that is defined as software whose source code can be used by the public, and the use, modification, and distribution of this software are not restricted by licenses. Open source software is usually copyrighted, and its license may contain such restrictions: deliberate protection of its open source status, notice of authorship, or development control. “Open source” is being registered as a certification mark by public interest software organizations, which is also a means of creating a formal definition of open source.

NHibernate: Repository Session Management

Currently my repository has 2 constructors. When I call these from my mvc website, I always call the first constructor, thus opening a new session .Should I pass it at the meeting? What should I do

October 12, 2021By Simo Hibernate Library, management, NHIBERNATE, session, storageLeave a Comment

SELECT – NHIBERNATE Queryover Case WHEN Calculation Value

I have been trying to execute the following T-SQL in NHibernate QueryOver, but without success:

SELECT Id, SUM (CASE MyValue WHEN 1 THEN Volume ELSE Volume * -1 END)
FROM MyTable
GROUP BY Id

October 12, 2021By Simo Hibernate Calculation, Case, Column, NHIBERNATE, Queryover, select, valueLeave a Comment

Jetty Run WAR only uses the command line

You can only use the command line to run jetty with only the specified war file and context path.

It’s like:

java -jar $jettyHome/start.jar -Dwar.location=myApp.war -DcontextPath=/myApp

October 12, 2021By Simo Jetty Command Line, jetty, run, Used, WarLeave a Comment

NHibernate query order random

I am trying to write a query that returns randomly sorted results. I found this article Linq Orderby random ThreadSafe for use in ASP.NET gave me some basic clues how to do this. But I get the foll

October 12, 2021By Simo Hibernate inquiry, NHIBERNATE, order, randomLeave a Comment

Hibernate – GRAILS and PostgreSQL do not generate tables

So I have some simple domain classes, I make sure not to use any PostgreSQL (or any other vendor) reserved words. Executing grails schema-export will generate a DDL, when targeting the same When th

October 12, 2021By Simo Hibernate Grails, Hibernate, not born, PostgreSQLLeave a Comment

Hibernate – HQL’With ‘clause in JPQL

From the Hibernate 3.6 documentation:

You may supply extra join conditions using the HQL with keyword. from Cat as cat
left join cat.kittens as kitten
with kitten.bodyWeight> 10.0 Thi

October 12, 2021By Simo Hibernate clause, Hibernate, HQL, JPQL, middleLeave a Comment

How to solve AbstractMethodError in Hibernate 5?

I am trying to use hibernate 5 in Java EE in tomcat 7, and I receive this error:

java .lang.AbstractMethodError
org.hibernate.internal.SessionFactoryImpl.(SessionFactoryImpl.java:278)
org.hib

October 12, 2021By Simo Hibernate AbstractMethodError, Hibernate, How, Medium, SolvedLeave a Comment

Hibernate – C3P0 deadlock detection – thread run too frequent

We are using Hibernate and the c3p0 connection pool library. So far, this combination works well, until recently we decided to increase maxPoolSize to 1000 and perform a lot of stress testing on ou

October 12, 2021By Simo Hibernate c3p0, dead lock, detection, frequent, Hibernate, operation, thread, tooLeave a Comment

Hive and HBase difference

Hive

Data warehouse, the essence of Hive is actually equivalent to making a bijective relationship in Mysql for files already stored in HDFS to facilitate the use of HQL to manage queries< /s

October 12, 2021By Simo Hadoop Difference, HBase, hiveLeave a Comment

Hibernate – Connect multiple tables in HQL

Can anyone help me convert this query to HQL

SELECT
supplierOrderDetails.productID,< br /> supplierOrderDetails.orderQty,
supplierOrderReceiveDetail.qtyArrived
FROM
supplierOrder
INNER JO

October 12, 2021By Simo Hibernate connection, Hibernate, HQL, middle, multiple, tableLeave a Comment