Hibernate Where Annotation

See a comparison of Hibernate, EclipseLink, OpenJPA, DataNucleus, MySQL, PostgreSQL, Derby, HSQLDB, DB4O by Versant, H2 Database, SQLite and ObjectDB in the JPA Benchmark. persistence. What you rather need is org. For an entity class to be used with Hibernate, some Hibernate annotations must be added to the class. This tutorial is part 2 of 5-part tutorial on JEE annotations. Tools & technologies used in this article :. We can use the @Embedded annotation to embed an embeddable class. I'm pretty new with hibernate, and I'm trying to transform a JDBC project I have into Hibernate. Hibernate Validator. jar from the Hibernate Annotations distribution to your CLASSPATH. JPA Annotations – Hibernate Annotations. hibernate-noorm. The Search Engine for The Central Repository. So there are no JPA annotations to perform optimistic locking by field or dirty fields. In this article, I will introduce the annotation-based configuration, where you can use Hibernate’s annotations on the entities to reduce the amount of XML needed. The example project (org. As it is a simple to understand it needs less time to write an application but the sad part is that we spend most of the time in searching for the right tutorial. Knowing Spring and Hibernate can get you a job or improve the one you have. Hibernate Commons Annotations project Java 40 26 0 1 Updated Sep 4, 2019. Java annotations can be read from source files. If you're considering using Spring or Hibernate with IBM WebSphere Application Server, this article explains how to configure these frameworks for various scenarios with WebSphere Application Server. From no experience to actually building stuff. There are many annotations that can be used to create hibernate application such as @Entity, @Id, @Table etc. 5 Reasons to Use JPA / Hibernate Before we dive into the reasons to use JPA, let me quickly explain what it is. Sample Program Overview. September 15, 2010. JPA Annotations for Java EE Many other JPA annotations are designated for Object Relational Mapping (ORM) JPA providers (for mapping between a relational database and an object model and for direct SQL queries):. Download the spec from here). 7 Java Specification Participation Agreement version in use: 2. Next, we show an example of how to use named queries, either with annotations or. annotations. The ElementCollection values are always stored in a separate table. Teneo supports JPA 2. 1 and JPA annotations. 0 introduced nested annotations in Scala which made it possible for me to convert all of my entities to Scala. Visual Paradigm support generate hibernate source code generation using Java Persistence Annotations (JPA) approach. The sample program demonstrates spring hibernate integration using annotations. Hibernate, like all other object/relational mapping tools, requires metadata that governs the transformation of data from one representation to the other. @Id – It tells the property is a primary key. It explains Hibernate Second Level Cache in detail along with steps to configure it using EH Cache provider. Artifact spring-annotation-hibernate Group net. Do NOT use @Lob annotation if your persistence layer is hibernate. 1 offers a variety of additional annotations that you can mix/match with your EJB 3 entities. The table attributes in this case are Java primitive types, which maps into corresponding database specific primitive types. Learn to create Hibernate 5 Annotation Example. Hibernate Made Easy: Simplified Data Persistence with Hibernate and JPA (Java Persistence API) Annotations (2008) by Cameron Wallace McKenzie Web Development with Java: Using Hibernate, JSPs and Servlets (2007) by Tim Downey. This tutorial is part 2 of 5-part tutorial on JEE annotations. And for this work can be achieved by adding Hibernate annotations to fields in the model class, for example by adding @Size(min=5, max=45) on username field we make sure that this field will. Red lines stand for errors. xml file for Hibernate related configuration. annotations. Hibernate is ORM i. In this tutorial I will show you how to implement Self-Join One to Many mapping using Hibernate Annotation. In hibernate we can map a model object into a relation/table with the help of @Entity annotation. For this example, instead of creating the native query inline and registering the output Entity directly with the query, we will utilize a javax. This annotation has to be used with variables to inject the value. 6) - metadata that governs the transformation of data between the object-oriented model and the relational database model according to the JSR 317 Java Persistence API (JPA 2). This tutorial is similar with Spring 3 MVC - Hibernate 3: Using Annotations Integration Tutorial. Hibernate many to many mapping with annotations, example on hibernate many to many association using annotations, hibernate many to many annotations example Please consider disabling your ad blocker for Java4s. System Dashboard. spring-annotation Version 1. Hibernate 5 Annotation Example. If you are trying to migrate from a Hibernate annotation that is not covered here please post a question to the EclipseLink newsgroup. Here we will discuss most commonly used basic annotations in hibernate - @Entity, @Table, @Id, @GeneratedValue, @Basic, @Transient, @Temporal and @Lob. Hibernate Validator. This tutorial explains integration of spring boot 1. We are going to insert the record of the user in the database. Ask Question Asked 7 years, 11 months ago. Spring hibernate integration tutorials with crud example. Let's see the example of using the named queries:. persistence. TopLink JPA Annotation Reference. For example, in any company an employee can register multiple bank. For an entity class to be used with Hibernate, some Hibernate annotations must be added to the class. Domain model persistence for NoSQL datastores. At higher lever, these associations can be classified into one-to-one, one-to-many and many-to-many. annotations. We will create a Spring boot hibernate application which will have JSP as user interface. Unfortunately, as much as I hate Eclipse, this is the one case where they seem to be a little bit better. You can setup eclipse or netbeans with an annotation processor so all the MetaModels for your entities are automatically generated Hibernate JPA 2 Metamodel Generator. @Repository is specialised component annotation which is used to create bean at DAO layer. Previous Next In this post, we are going to see how to create Spring boot hibernate example. Follow @devglan spring4 hibernate integration example + annotation / Java Config. annotations. System Dashboard. Chapter 3: Hibernate 4 Annotation Configuration. Mapping an entity to an SQL result set is actually very easy with JPA and Hibernate. You will create a simple application that uses Hibernate to persist text messages to a single database table. For this you have to use nullable=false. In this tutorial you will learn about the use of annotations in Hibernate. Another aspect is the way you want to use JPA: The recommended approach using JPA for best performance is over named queries. Since jasypt 1. hibernate-commons-annotations/ Mon Oct 28 05:12:16 EDT 2019 hibernate-core-jbossmodules/ Sat Sep 07 08:13:29 EDT 2019 hibernate-core-parent/ Sun Sep 08 10:10:58 EDT 2019 hibernate-core/ Mon Oct 28 05:14:37 EDT 2019 hibernate-distribution/ Sun Oct 13 21:01:20 EDT 2019 hibernate-docbook-xslt/ Wed Aug 14 06:11:33 EDT 2019 hibernate-documentation/. Hibernate Annotations is the powerful way to provide the metadata for the Object and Relational Table mapping. It explains Hibernate Second Level Cache in detail along with steps to configure it using EH Cache provider. This is the end of the Hibernate Tutorial transcript. x, In this section we will discuss the relationship between User and Group, each User belongs to multiple Group’s similarly each Group belongs to multiple User’s, such relationship is. annotations. By default, Hibernate uses a single table strategy to perform inheritance between the classes. Joda-Time Hibernate support provides classes to persist Joda-Time based date and time objects to a database using Hibernate. 2 + MySQL Example (XML mapping), and replace the Hibernate XML mapping file with Annotation code. The first way does the sort on the query level, meaning the SQL code that is generated for the object has the ORDER BY clause. 5 MySQL Server 5. JPA annotations are in the javax. @Temporal Using the DATE property of @Temporal Annotation, you could save only the date value of the object without the time being saved with it. The following application creates a one-to-one mapping between two classes: User and UserProfile. This article briefs the caching support in hibernate. annotations. But we must opt for the simplest and most robust one. Knowing Spring and Hibernate can get you a job or improve the one you have. Hibernate maps the entity to a database table with the same name and uses a default mapping for each attribute. Spring hibernate integration tutorials with crud example. Date or java. Declarative annotations in Hibernate Validator. Hibernate Metamodel Generator is an annotation processor based on the Pluggable Annotation Processing API with the task of creating JPA 2 static metamodel classes. The sample program demonstrates spring hibernate integration using annotations. Visual Paradigm support generate hibernate source code generation using Java Persistence Annotations (JPA) approach. The Search Engine for The Central Repository. This language, the Hibernate query Language (HQL), is an object-oriented extension to SQL. The configuration properties include the hibernate mapping resources, hibernate properties and a datasource. It took me a few years to convince myself that annotation-based configuration is the way to go. Hibernate has 40 repositories available. @AccessType The @AccessType annotation is deprecated. You can setup eclipse or netbeans with an annotation processor so all the MetaModels for your entities are automatically generated Hibernate JPA 2 Metamodel Generator. 2 Last update 20. The table attributes in this case are Java primitive types, which maps into corresponding database specific primitive types. persistence. Any time I rely on annotations, precompilers and “black box” libraries to implement my business requirements I am introducing variables that merely serve to decouple cause (the code I write) and effect (the resultant behaviour I see when it runs). One To Many Mapping Annotation Example In Hibernate/JPA Using Spring Boot And Oracle. There are many annotations that can be used to create hibernate application such as @Entity, @Id, @Table etc. hibernate-annotations/hibernate-annotations-3. When mapping, add a parameter to the org. Here we will discuss most commonly used basic annotations in hibernate - @Entity, @Table, @Id, @GeneratedValue, @Basic, @Transient, @Temporal and @Lob. Configure Spring-Hibernate integration to replace XML-based configuration with annotation-based configuration. CascadeType; import javax. This thread was started by hchafi to discuss using the HibernateAdapter to reach the goal of using Hibernate Annotations. Previous Next In this post, we are going to see how to create Spring boot hibernate example. Description @Entity : Marks a class as a Hibernate Entity (Mapped class) @Table. This is necessary because, starting with Hibernate 3. @Id – It tells the property is a primary key. You can setup eclipse or netbeans with an annotation processor so all the MetaModels for your entities are automatically generated Hibernate JPA 2 Metamodel Generator. There is, however, a Hibernate annotations that can be used. Hi! I've some EJB3 beans annotated with the hibernate specific annotation @index. We have use Autowired annotation to inject hibernate SessionFactory into CountryDAO class. @Column annotation specifies the details of the column for this property or field. For an entity class to be used with Hibernate, some Hibernate annotations must be added to the class. I'm using annotations, and I managed to annotate the basic stuff, however, I'm stuck now with the m. The hibernate module has today only one class, but it helps a lot. xml How long has it been possible to use JPF/Hibernate annotations in > Scala source code? > > Does anyone actually use this in a production app? I've been using it in production since 2. And for this work can be achieved by adding Hibernate annotations to fields in the model class, for example by adding @Size(min=5, max=45) on username field we make sure that this field will. While Hibernate is certainly an excellent technology, it is not always the right choice. JPA entity annotations @Id, @Basic, @Transient, @Lob and @Temporal in Spring+JPA+Hibernate Framework Examples of Hibernate 3. We will develop a simple CRUD java application, creating hibernate entities, saving data in MySQL database, performing database CRUD operations within transaction, and learn how different layers interacts with each-other in typical enterprise application, all using annotation based configuration. Jasypt provides the jasypt-hibernate3, jasypt-hibernate4 and jasypt-hibernate5 artifacts for Hibernate integration. annotations. How do i use @sqlupdate in hibernate annotations? can give a workable example? Currently im doing it this way : @SQLUpdate( sql="UPDATE RULE_DTL SET hitCount = ? WHERE ruleDetailId = ?") but how do i pass in the hitcount and the ruledetail id? any help is appreciated?. We need to create filter definition using @FilterDef annotation where we define a name and parameters. Besides you can also define custom annotations in model and generate them along with your. We assume that there is a table called Inventory which is the parent table that has common elements including Id, createDate, modifiedDate, SKU#, and productType. In this video tutorial we are going to create first Hibernate 5 Annotation Example in Eclipse IDE. Hibernate Annotations are based on the JPA 2 specification and supports all the features. In this tutorial, it will reuse the entire infrastructure of the previous “Hibernate one to one relationship example – XML mapping” tutorial, enhance it to support Hibernate / JPA annotation. Hibernate, like all other object/relational mapping tools, requires metadata that governs the transformation of data from one representation to the other. In hibernate, we have number of annotations. 12 Eclipse Neon. Benefits of Taking This Spring and Hibernate Course. persistence. @Table annotation specifies the table name where data of this entity is to be persisted. Furthermore, the version property is automatically managed by Hibernate. The first part is a step-by-step to create a very simple Hibernate application that inserts a new record in the Database. Second, you will need to install the Hibernate 3. Hibernate Validator. In hibernate we can map a model object into a relation/table with the help of @Entity annotation. More Hibernate OGM. With Named Native Queries, we can use native SQL statements. Unfortunately, this annotation is ignored when the jar file is deployed (database: MySQL), no matter if the schema is already existing or not. Red lines stand for errors. If you're considering using Spring or Hibernate with IBM WebSphere Application Server, this article explains how to configure these frameworks for various scenarios with WebSphere Application Server. The following code snippet shows the simplest, annotation based mapping. Technologies and tools used for this application are - Spring 4. With the @GenericGenerator annotation, we need to give it some information for it to work properly. Hibernate configuration file is almost same, except that mapping element changes because we are using Classes for hibernate one to many mapping using annotation. You can either use the Hibernate-specific @Subselect annotation, in case you don’t want to map the query to a database view. We recommend that you read Prerequisite section first, review the abstract and Example Application to understand the context. posted 8 years ago. If you are not using @Table annotation in Entity class, hibernate will use the class name as the table name by default. Hibernate Hello world example using Annotation based configuration, with MySQL & Maven. The Hibernate framework consists of several components: Hibernate ORM, Hibernate Search, Hibernate Validator, Hibernate CGM and Hibernate Tools. This quick Hibernate tutorial will take us through an example of a one-to-many mapping using JPA annotations – an alternative to XML. In the last, introductory article I mentioned the so-called "XML-Hell" which is the massive usage of XML to do Hibernate configuration. Like wise @Formula is a hibernate annotation, which is used on top of the property, to calculate the dynamic value and assign that value to the property. Except mapping files between java property and database columns else everything is annotation based. 1 and JPA annotations. @Temporal Using the DATE property of @Temporal Annotation, you could save only the date value of the object without the time being saved with it. @NonVisual – indicates a field, such as a primary key, that should not be made visible to the user. Hibernate Version management. Find the example below. persistence and not hibernate specific one. At a high level, when a class declares @Transactional on itself or its members, Spring creates a proxy that implements the same interface(s) as the class you're annotating. There are even significant differences between Hibernate 5. The annotation value decides where the timestamp is generated. X with Example. properties which should be available in class path. Discussion about this site, its organization, how it works, and how we can improve it. Using Hibernate in a Web Application. We will use Spring boot 1. Simple Annotation Example. In hibernate, we have number of annotations. As with the Hibernate annotations, putting the annotation on the field requires that the field name match the corresponding property name. One To Many Mapping Annotation Example In Hibernate/JPA Using Spring Boot And Oracle. You can vote up the examples you like and your votes will be used in our system to generate more good examples. All annotations specified by JPA are implemented by Hibernate. This blog is about understanding associations,query, second level cache, query cache in hibernate. Spring 4 MVC + Hibernate 4 + MySQL 5 + Maven 3 integration : CRUD operations example In this post, we are going to learn how to integrate Spring4 MVC with Hibernate4 application with Maven build tool and will perform CRUD o. @Id – It tells the property is a primary key. JPAMetaModelEntityProcessor' not found * Try: Run with --stacktrace option to get the stack trace. RELEASE Hibernate 5. In our case it is jdbc. In JPA an ElementCollection relationship is defined through the @ElementCollection annotation or the element. The Hibernate entity annotation, defined by the org. Maia build subsystem now recognizes Java Annotation Processors. The answer is covered behind the Hibernate‘s annotation @Where. GenerationTime. 1 offers a variety of additional annotations that you can mix/match with your EJB 3 entities. Hibernate Annotations Extensions. In this tutorial I will show you how to implement Self-Join One to Many mapping using Hibernate Annotation. Benefits of Taking This Spring and Hibernate Course. jsp JSP file and it is used display the output for the application. You can setup eclipse or netbeans with an annotation processor so all the MetaModels for your entities are automatically generated Hibernate JPA 2 Metamodel Generator. In JPA an ElementCollection relationship is defined through the @ElementCollection annotation or the element. To do this, we need to create our own ID generator via the @GenericGenerator annotation. Java annotations were added to Java from Java 5. From the community for the community | | |. Hibernate の Annotation を試しているときに @OneToMany でつまったのでメモ。 【やりたいこと】 Projectクラスと、Memberクラスを用意して、 Project の中に Member を ArrayList で沢山保持したい。. hibernate-annotation. Declarative annotations in Hibernate Validator. CascadeType. In the last, introductory article I mentioned the so-called “XML-Hell” which is the massive usage of XML to do Hibernate configuration. CRUD Operations Using Hibernate (Annotation and Configuration) In this section, you will learn how to develop a CRUD application using hibernate annotation. jar : hibernate annotations « h « Jar File Download. The JPA specification contains a description of each annotation. In this tutorial you will learn about the use of annotations in Hibernate. Hibernate Annotations is the powerful way to provide the metadata for the Object and Relational Table mapping. With Hibernate we can use the @Embeddable annotation to mark a class to. Describe an identifier column for a bag (ie an idbag) EXPERIMENTAL: the structure of this annotation might slightly change (generator() mix strategy and generator CollectionOfElements Deprecated. Jasypt provides the jasypt-hibernate3, jasypt-hibernate4 and jasypt-hibernate5 artifacts for Hibernate integration. An annotation, in the Java computer programming language, is a form of syntactic metadata that can be added to Java source code. A simple example using a one-to-many relationship in Hibernate with an Annotation configuration to find, save, and update a record. persistence. In hibernate we can map a model object into a relation/table with the help of @Entity annotation. The Hibernate Module. Hibernate Version management. It seems that it is not possible to use the @Where annotation when mapping a collection of entities that make use of the JOIN inheritance strategy. Assume there can be 100 Airport objects at any given time. More Hibernate OGM. Component Mapping represents the has-a relationship, the composition is stronger association where the contained object has no existence of its own. Use it to Run queries, browse mappings and generate code for your data projects. Entity with the @Where annotation. Java annotations were added to Java from Java 5. Hibernate's @CreationTimestamp and @UpdateTimestamp annotations make it easy to track the timestamp of the creation and last update of an entity. In this article, we'll explore some dynamic mapping capabilities of Hibernate with the @Formula, @Where, @Filter and @Any annotations. Spring hibernate integration example with complete javaconfig and annotation using maven. Domain model persistence for NoSQL datastores. @Embeddable and @Embedded Annotation – Hibernate We have seen some basic annotations of hibernate , Now we are going to see about @Embeddable and @Embedded annotations. To empower the EJB3 capabilities, hibernate provides specific annotations that match hibernate features. jar, lib/hibernate-comons-annotations. @Temporal Using the DATE property of @Temporal Annotation, you could save only the date value of the object without the time being saved with it. In other words, Spring wraps the bean. Why require 2 different queries when a single query will suffice? If Hibernate needs it to track IDs for the cache, then why not just list the IDs rather than materializing all of the objects?. It is powerful, highly efficient Object-Relational Persistence and Query Service for any kind of Java application. Using Annotation with Hibernate element specifies the location where to find the properties file. This tutorial shows you how to create spring boot hibernate crud example using maven and eclipse, Let's try this simple spring boot hibernate crud operation with the mysql example. However the fact is 3 fields of that table together are unique in the table. Hibernate Metamodel Generator is an annotation processor based on the Pluggable Annotation Processing API with the task of creating JPA 2 static metamodel classes. These examples are extracted from open source projects. As with the Hibernate annotations, putting the annotation on the field requires that the field name match the corresponding property name. TopLink JPA Annotation Reference. This annotation has to be used with variables to inject the value. 0 Examples How to use NamedNativeQuery and NamedQuery of JPA with Spring and Hibernate Framework. annotations. Hibernate @OneToMany annotation filter by Latest date. Let’s consider how we can decorate an entity with the @Where annotation to avoid extra condition in regular SQL queries:. To let Hibernate know about this dependency, we declare the cars variable along with an @JoinColumn annotation defining the foreign key. annotations. CascadeType. One entity can be embedded into another entity, One entity attributes may be common to more than one entity. In this tutorial, we will learn how to create a web application using Spring 4 MVC and Hibernate ORM Framework Annotation. The annotation value decides where the timestamp is generated. Hibernate Annotation CURD operation using Save, Update, Delete, Get, CreateCriteria. Setting up the Hibernate domain object for this view is similar to mapping the results of a custom query to an annotated POJO as described above. Sample Program Overview. Domain model persistence for NoSQL datastores. As it is a simple to understand it needs less time to write an application but the sad part is that we spend most of the time in searching for the right tutorial. If you wanted to set the default value using hibernate annotations, you've probably had some difficulties, as it was the case for me. How to set the default charset to utf-8 for create table when using hibernate with java persistence annotations August 14, 2007 Yesterday I encountered a problem when trying to persist a String value into a MySQL column of type ' text ' (the problem also occurs for column types ' tinytext ', ' mediumtext ' etc. SAVE_UPDATE ). Technologies and tools used for this application are - Spring 4. This tutorial, we show how to use Hibernate/JPA Named Native Queries. With the @GenericGenerator annotation, we need to give it some information for it to work properly. Hibernate can store this object model in database on two ways: in two tables Parent and Child, where Child table contains foreign key of Parent id, or in three table, with one association table (or join table) where both Parent and Child foreign keys are stored. Hibernate Annotation and MultipleHiloPerTableGenerator This is the example of how to define hilo generator by using annotation that I found in Hibernate Annotation document. I have an application using hibernate 3. The Hibernate entity annotation, defined by the org. Develop an Application Using the Hibernate Tools Hibernate Tools is a collection of tools for projects related to Hibernate version 5 and earlier. In this tutorial, it will reuse the entire infrastructure of the previous “Hibernate one to one relationship example – XML mapping” tutorial, enhance it to support Hibernate / JPA annotation. @GeneratedValue – This annotation is used to specify the generation strategies for the value of primary key. When there is a @OneToMany relationship between domain objects, a common requirement is to fetch the latest. With the introduction of the Java Annotation feature, programming has become easier and lets developers write less code. To do this, we need to create our own ID generator via the @GenericGenerator annotation. It seems that it is not possible to use the @Where annotation when mapping a collection of entities that make use of the JOIN inheritance strategy. How to make the reverse engineering tools create an appropriate annotated composite id?. By default, Hibernate uses a single table strategy to perform inheritance between the classes. There are substantial differences between Hibernate 3. However the fact is 3 fields of that table together are unique in the table. The attributes of an embedded class can be overridden using the @AttributeOverrides and the @AttributeOverride annotations. * What went wrong: Execution failed for task ':compileJpaModelgen'. @NameQuery annotation is used to define the single named query. Here is a list of steps required to generate JPA 2. Hibernate: Simple_Example This section is divided into two parts. We will develop a simple CRUD java application, creating hibernate entities, saving data in MySQL database, performing database CRUD operations within transaction, and learn how different layers interacts with each-other in typical enterprise application, all using annotation based configuration. Hibernate Commons Annotations project Java 40 26 0 1 Updated Sep 4, 2019. Collections/Sets in Hibernate can be sorted in 2 ways: One way is by Using “OrderBy” annotation (@OrderBy). CascadeType; import javax. Annotation @Entity tells Hibernate configuration that this is hibernate entity, @Table annotation tells which table this entity is attached to @Id tell which instance variable (in this case prodID) will be used as identifier for this class. Like wise @Formula is a hibernate annotation, which is used on top of the property, to calculate the dynamic value and assign that value to the property. com, we won't encourage audio ads, popups or any other annoyances at any point, hope you support us :-) Thank you. Status: Final JCP version in use: 2. They have been designed as a natural extension of EJB3 annotations. This video instruction will teach you to create a Java Project in Eclipse and then develop it to make a working Hibernate 5 annotation based example which can insert data into MySQL database. With Named Native Queries, we can use native SQL statements. The fact-checkers, whose work is more and more important for those who prefer facts over lies, police the line between fact and falsehood on a day-to-day basis, and do a great job. Today, my small contribution is to pass along a very good overview that reflects on one of Trump’s favorite overarching falsehoods. Namely: Trump describes an America in which everything was going down the tubes under  Obama, which is why we needed Trump to make America great again. And he claims that this project has come to fruition, with America setting records for prosperity under his leadership and guidance. “Obama bad; Trump good” is pretty much his analysis in all areas and measurement of U.S. activity, especially economically. Even if this were true, it would reflect poorly on Trump’s character, but it has the added problem of being false, a big lie made up of many small ones. Personally, I don’t assume that all economic measurements directly reflect the leadership of whoever occupies the Oval Office, nor am I smart enough to figure out what causes what in the economy. But the idea that presidents get the credit or the blame for the economy during their tenure is a political fact of life. Trump, in his adorable, immodest mendacity, not only claims credit for everything good that happens in the economy, but tells people, literally and specifically, that they have to vote for him even if they hate him, because without his guidance, their 401(k) accounts “will go down the tubes.” That would be offensive even if it were true, but it is utterly false. The stock market has been on a 10-year run of steady gains that began in 2009, the year Barack Obama was inaugurated. But why would anyone care about that? It’s only an unarguable, stubborn fact. Still, speaking of facts, there are so many measurements and indicators of how the economy is doing, that those not committed to an honest investigation can find evidence for whatever they want to believe. Trump and his most committed followers want to believe that everything was terrible under Barack Obama and great under Trump. That’s baloney. Anyone who believes that believes something false. And a series of charts and graphs published Monday in the Washington Post and explained by Economics Correspondent Heather Long provides the data that tells the tale. The details are complicated. Click through to the link above and you’ll learn much. But the overview is pretty simply this: The U.S. economy had a major meltdown in the last year of the George W. Bush presidency. Again, I’m not smart enough to know how much of this was Bush’s “fault.” But he had been in office for six years when the trouble started. So, if it’s ever reasonable to hold a president accountable for the performance of the economy, the timeline is bad for Bush. GDP growth went negative. Job growth fell sharply and then went negative. Median household income shrank. The Dow Jones Industrial Average dropped by more than 5,000 points! U.S. manufacturing output plunged, as did average home values, as did average hourly wages, as did measures of consumer confidence and most other indicators of economic health. (Backup for that is contained in the Post piece I linked to above.) Barack Obama inherited that mess of falling numbers, which continued during his first year in office, 2009, as he put in place policies designed to turn it around. By 2010, Obama’s second year, pretty much all of the negative numbers had turned positive. By the time Obama was up for reelection in 2012, all of them were headed in the right direction, which is certainly among the reasons voters gave him a second term by a solid (not landslide) margin. Basically, all of those good numbers continued throughout the second Obama term. The U.S. GDP, probably the single best measure of how the economy is doing, grew by 2.9 percent in 2015, which was Obama’s seventh year in office and was the best GDP growth number since before the crash of the late Bush years. GDP growth slowed to 1.6 percent in 2016, which may have been among the indicators that supported Trump’s campaign-year argument that everything was going to hell and only he could fix it. During the first year of Trump, GDP growth grew to 2.4 percent, which is decent but not great and anyway, a reasonable person would acknowledge that — to the degree that economic performance is to the credit or blame of the president — the performance in the first year of a new president is a mixture of the old and new policies. In Trump’s second year, 2018, the GDP grew 2.9 percent, equaling Obama’s best year, and so far in 2019, the growth rate has fallen to 2.1 percent, a mediocre number and a decline for which Trump presumably accepts no responsibility and blames either Nancy Pelosi, Ilhan Omar or, if he can swing it, Barack Obama. I suppose it’s natural for a president to want to take credit for everything good that happens on his (or someday her) watch, but not the blame for anything bad. Trump is more blatant about this than most. If we judge by his bad but remarkably steady approval ratings (today, according to the average maintained by 538.com, it’s 41.9 approval/ 53.7 disapproval) the pretty-good economy is not winning him new supporters, nor is his constant exaggeration of his accomplishments costing him many old ones). I already offered it above, but the full Washington Post workup of these numbers, and commentary/explanation by economics correspondent Heather Long, are here. On a related matter, if you care about what used to be called fiscal conservatism, which is the belief that federal debt and deficit matter, here’s a New York Times analysis, based on Congressional Budget Office data, suggesting that the annual budget deficit (that’s the amount the government borrows every year reflecting that amount by which federal spending exceeds revenues) which fell steadily during the Obama years, from a peak of $1.4 trillion at the beginning of the Obama administration, to $585 billion in 2016 (Obama’s last year in office), will be back up to $960 billion this fiscal year, and back over $1 trillion in 2020. (Here’s the New York Times piece detailing those numbers.) Trump is currently floating various tax cuts for the rich and the poor that will presumably worsen those projections, if passed. As the Times piece reported: