My question is very similar to this one: How can I write a Hibernate Criteria query, for a super-class, and check for a certain sub-class?
Sin开发者_C百科ce I want to store date and time for each data in table X, I use @Temporal(TemporalType.TIMESTAMP)
I have an object in which a member is an enum, and I want to write a query returning all elements for which that member is in a list of values. So, I\'ve written the following JQP query
I have two models, say : BlogPost(title, message) Tags(name) Both have a ManyToMany relationship defined.
I\'m using EclipseLink. I\'ve a JPQLquery and I want to get the sql String.. Now I\'m doing in this way:
I have a table storing application configuration parameters like so: setName | key| value ----------------------------------
Let\'s say I have a Meeting entity.Each meeting has a single attendee and a meeting date.Within my meeting table I may have multiple meetings for each attendee, with different dates for each.I need a
May I know how can I get the sql from a JPA query? or let\'s say, convert the JPA query 开发者_StackOverflow中文版to a SQL string? Thank you very much!For Eclipselink: you can extract the SQL the foll
In my project i am using JPA 2.0 with eclipselink inplementation, an I have following problem: I have defined entity with boolean column:
using Hibernate, I\'d like to update a data in the database based on conditions, but I got the following error : \"node t开发者_如何学Goo traverse cannot be null\"
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