1. Formula in a database row - Java stackoverflow.comEither this requirement is weird or i should be confusing myself too much I have a rule table with 30 columns. Every row from a feed file is compared against some or ... |
2. Row from a database as string (JDBC) stackoverflow.comIs there a direct method to get the all the elements in a row from the ResultSet as String? JDBC |
3. Database independent row level security solution stackoverflow.comdoes anybody knows about Java/C# database independent authorization library. This library should support read, write, delete, insert actions across company organizational structure.
Something like this: |
4. Retrieving data from ArrayList which contains database rows stackoverflow.comI have retrived some datas from DB and I have stored it in an |
5. Recommended way of adding prefixes to the String keys(row keys) to be stored in database stackoverflow.comWhat is the recommended way in Java to add prefixes to String keys to be stored in database of a web application? I have an EntityId per Entity but I want ... |
6. How to check database from java if exists row with given criteria? stackoverflow.comI have table |
7. Is it advisable to use a hashset for data that can grow to thousands of rows? stackoverflow.comI am maintaining an old J2EE web application and been getting complaints about fixing it's performance. On analysing it's data architecture, I realised that the programmer(s) is/have hash sets to store ... |
8. WeakMultiton: ensuring there's only one object for a specific database row stackoverflow.comIn my application I need to ensure that for an entity representing a data row in a database I have at most one java object representing it. Ensuring that they are equals() ... |
9. Failure obtaining db row lock while using quartz forums.terracotta.orgHi, We are using quartz 1.6.4.We are using Spring framework to get the implementation of [CommonJWorkmanager] API provided by websphere and weblogic, so that the quartz scheduler uses the threads provided by the container.We are using spring to start and stop the scheduler... We are getting the following error : =================================== Caused by: org.springframework.beans.factory.access.BootstrapException: Unable to initialize group definition. Group resource ... |
10. org.quartz.impl.jdbcjobstore.LockException: Failure obtaining db row lock: forums.terracotta.orgWhen i am tried to insert a new simple trigger, I am getting the below error. I am using Quartz1,8,3 and weblogic 9.2. org.quartz.impl.jdbcjobstore.LockException: Failure obtaining db row lock: ORA-01031: insufficient privileges [See nested exception: java.sql.SQLException: ORA-01031: insufficient privileges ] at org.quartz.impl.jdbcjobstore.StdRowLockSemaphore.executeSQL(StdRowLockSemaphore.java:109) at org.quartz.impl.jdbcjobstore.DBSemaphore.obtainLock(DBSemaphore.java:112) at org.quartz.impl.jdbcjobstore.JobStoreCMT.executeInLock(JobStoreCMT.java:235) at org.quartz.impl.jdbcjobstore.JobStoreSupport.executeInLock(JobStoreSupport.java:3687) at org.quartz.impl.jdbcjobstore.JobStoreSupport.storeTrigger(JobStoreSupport.java:1147) at org.quartz.core.QuartzScheduler.scheduleJob(QuartzScheduler.java:845) at org.quartz.impl.StdScheduler.scheduleJob(StdScheduler.java:254),20/10/10 08:35:32,967,SchedulerManagerImpl:addSchedulerEvent,I Thanks, manesh |
11. limiting the number of rows returned from the database coderanch.comHi , I need to limit the number of rows returned from the database after executing a query. for example ,say that i need to see only 5 rows out of my query but the original query returned 30 rows, how can i set this option?? i tried to use the setMaxRows() in the PreparedStatement interface , but it doesn't seems ... |
12. Can't delete a row in an Access database coderanch.comIf the executeUpdate part is returning '1' that should be correct. It returns (in this case) the number of rows deleted. Could be a problem with sql transactions or Access itself. I've had problems with Access if I have the database open at the same time I'm trying to get to it with Java. (ie make sure Access is closed first) ... |
13. I try to get whole row from database but... coderanch.com |
14. Finding out the number of rows a database has. coderanch.comI wanted to ask about retrieving the number of rows from ResultSetMetadata(ie, to find out the number of rows a particular database has- the one that is being connected to). I know that getCoulumnCount tells you the number of columns the table has but how would I find out the number of rows because as far as I can see there ... |
15. Getting the number of rows from a database coderanch.comI wanted to ask about retrieving the number of rows from ResultSetMetadata(ie, to find out the number of rows a particular database has- the one that is being connected to). I know that getCoulumnCount tells you the number of columns the table has but how would I find out the number of rows because as far as I can see there ... |
16. Caching Database Rows coderanch.comI have cached ResultSets as arrays: Object[][]. One advantage of this approach is that I also have an API that allows you to easily query and sort the array that is in cache (A limited sql syntax but still very handy). import com.fdsapi.*; ArraySQL asql=new ArraySQL("select rowNum(), * from array where col1 in ('steve', 'joe') order by col1 desc, col2 asc"); ... |
17. do most databases writelock a row when it's changed? coderanch.comAlmost all databases will exclusively lock at LEAST the row you are updating/inserting but there is other behaviour that you may want to consider. Many databases lock much more than the individual row. Some (like MS-SQL) lock the page (of allocated disk space containing the row) when they update rows. This means that several rows will be locked at the same ... |
18. concurrent access to database row coderanch.comHello. I've been kinda researching how to handle concurrent access to a single row in a database...for example...if a system creates unique sequential tracking numbers, it would need to prevent (near) simultanous access to the row so the same number doesn't get assigned (and incremented) twice. I was thinking of various ways during this research and wanted to get any input ... |
19. storing dynamic row value to database coderanch.comI am having problem to store it in data base,because every column may have multiple rows.So how can i pass it to the servlet. Ex:- Name|Address|Roll no sahid|blr|259 smith|ger|334 alex|swd|423 Now i want to pass these 3rows to the database through servlet.I know that for a value i can do it using request.getparameter("");but here the values are dynamic.How can i do ... |
20. Collection to store db rows coderanch.comI am developing an application where i am required to store the db rows into some kind of collection. I thought of storing them in a vector but then there is no way for me to refer to particular columns row value. Is there any collection that provides you a way to store the db values in some kind of a ... |
21. Getting a entire row from a Database coderanch.com |
22. delete row from database coderanch.comHi... I am trying to delete a row from the database...but the query is not getting executed and i am getting exception package myServlets; import java.io.*; import javax.servlet.*; import javax.servlet.http.*; import java.sql.*; import java.util.*; public class Delete extends HttpServlet{ public void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException,IOException { String billDate=request.getParameter("Date"); System.out.println(billDate); String url = "jdbc:postgresql://localhost/Books"; Connection con=null; ResultSet rs; String s; ... |
23. Returning multiple Database rows from a web service coderanch.com |
24. how to select from a row from a database using an id coderanch.com |
25. storing the more dan 1 rows retrieved from database in java forums.oracle.com |
26. storing the more dan 1 rows retrieved from database in java forums.oracle.com |
27. retrieving multiple rows from database forums.oracle.comHi, I have two tables A and B (say) in database.The primary key in A refers to a column in table B (i.e its a foreign key in table B) and i have multiple rows in B corresponding to each primary key value in A.Now i need to read all the rows from B corresponding to each primary key value in ... |
28. cant add last row from database to arraylist forums.oracle.com |
29. Row colored based on db field forums.oracle.comHi there. 1st, thanks for taking time to read this and hopefully help. I have been given this website to work on an its pretty much done in java. Unfortunately I know very little about Java. Over the weeks I have been learning more and more, however I have been asked to do something and I not sure the track that ... |
30. want to fetch first two row from database forums.oracle.com |
31. Problem in Retrieve huge set of rows from database forums.oracle.comhi friend I want to retrieve 50000 records from database and want to write iin XML file. There are total 50000 rows in some table but less in other table. After reading this data i want to write in the XML file. I am able to display total 30000 rows in JSP page but i want all the records should be ... |