What is the Hibernate or Criteria query for sql?

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Convert a SQL query to Hibernate Criteria

Hi Scenario I'm working on is similar to twitter. What I want to do is get get the statues of followed users using hibernate criteria API. Classes used: User (This one has a many to many relationship to itself mapped by follow table) Status (This one has a foreign key of user who put that) If I'm to write it in a plain old sql this would be it. select * from status where status.user_id IN(select follow_id from follow where follow.user_id = 1) How to achieve this result using Hibernate Criteria...

Answer:

I think I got the answer to this question. It was fairly simple. So here it goes. Criteria criteria...

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sYl3r at Stack Overflow Mark as irrelevant Undo

Other solutions

How do I write a query when the query itself is in the columns of the tables?

For example: I have a table called HD_Es_FilterDetail With columns: filterdetail_ID, filter_ID, field_name, operator and criteria. The combination field_name, operator and criteria should build a SQL an SQL query Thus: Field Name = DueDate Operator ...

Answer:

Sound like you need dynamic SQL. Look for EXECUTE statement.

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JK at Yahoo! Answers Mark as irrelevant Undo

Need SQL Update Query

This is a continuation of question http://answers.google.com/answers/threadview?id=444306 answered by mathtalk-ga. I closed the question by rating it while I still had more to ask. here is the new question: Now that I have the select query complete...

Answer:

Hi, jimvet-ga: I'm not sure if we are still dealing with the same table as before, which was called...

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jimvet-ga at Google Answers Mark as irrelevant Undo

SQL question with limited privilege?

I have limited privilege in the sql database. Mainly Select statement commands. I need to select data by certain criteria then I need to take those results and query another table based on those results. ? ? ? Any ideas for the beginer sql?

Answer:

Do you know how to use inner joins? or "where exists"? I think one of those will help you...

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Connie00... at Yahoo! Answers Mark as irrelevant Undo

JPA conditional insertion / RDBMS transactions isolation?

I want to insert a record to an RDBMS table only if the table does not consist of any rows which are "similar" (according to some specific, irrelevant criteria) to the said row. I have a simple SELECT query for checking if any "similar...

Answer:

You are dealing with an instance of the phantom problem [1]. That means: one transaction does a predicate...

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Felix Gessert at Quora Mark as irrelevant Undo

Is Ruby on Rails suitable for apps that need to connect to more than one database (i.e. more than one data source) or apps that are database independent (i.e. can work with PostgreSQL, SQL Server, Oracle, etc.)?

In my opinion while it is possible to build one Ruby on Rails app in which some models connect to DB1 and some to DB2 by monkey patching ActiveRecord and invoking establish_connection, RoR is not designed for suchlike use cases and another framework...

Answer:

You should take a look at this gem octopus, it allows you to connect to multiple databases, even with...

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Igor Bozato at Quora Mark as irrelevant Undo

What does the Where clause in an SQL statement do?

1) The Where clause is used to specify the database location that is being queried. 2) The Where clause specifies what fields are to be displayed from the database. 3) The Where clause is used to specify the row domain for a query search. 4) The Where...

Answer:

im pretty sure it would be number four. and example would be-- "Where variable is >5....

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Ci at Yahoo! Answers Mark as irrelevant Undo

Laid-off database admin in search of marketable skills ASAP

After an unexpected departmental shuffling last week, I was laid off from my database admin job of four years. My DB knowledge is largely self-taught, and pertains mostly to a number of niche applications that have little direct use to your average employer...

Answer:

Here are a couple of things I'd suggest checking out that have some really good free documentation and...

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a box and a stick and a string and a bear at Ask.Metafilter.Com Mark as irrelevant Undo

Calculations in Excel are really slow for 1million plus rows. How can I speed things up so users don't have to wait for 10 minutes every time?

I connected Excel to ODBC SQL Server Database and Excel pivot table is getting its data from an SQL server VIEW. There are a total of about 1 million rows from the QUERY. From the data, I created new columns in excel to perform calculations. Every time...

Answer:

Can you move the calculations to the server? Most PivotTable operations represent a "Group By"...

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Randy Zwitch at Quora Mark as irrelevant Undo

php, mySQL, and HTML Entering an SQL query directly into an HTML form

QUESTION: Why can't I paste the following SQL into the form I have created and have it work when it works in phpMyADMIN? INSERT INTO foods VALUES ("REFRIED BEANS","CANS",30) The successful answer will explain to me why taking the...

Answer:

Hello Tom I'm glad I could help solve your problem. The problem was indeed caused by the use of "...

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hawstom-ga at Google Answers Mark as irrelevant Undo

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