I am using Berkely DB and I have an error which says that mutations are missing. What does this mean?
Exception: com.sleepycat.persist.evolve.IncompatibleClassException: Mutation is missing to evolve class: TopMoveDAO.TopMoveClass version: 0 Error: ...
|
I am getting the following stack trace. Just want to know what your first impression is. Does it seem to be saying that Vectors cannot be saved to the Berkeley DB. ... |
I have a class Document which consists of Id (int) and Url (String). I would like to have a primary index on Id and secondary index on Url. I would also ... |
I'm designing a Java based web-app and I need a key-value store. Berkeley DB seems fitting enough for me, but there appears to be TWO Berkeley DBs to choose from: Berkeley ... |
Is it possible to write out an older version of Berkeley DB using the Java interface? The version being 1.85/1.86.
|
I am dealing with a huge dataset consisting of key-value pairs. The queries are always in the form of range queries on the key space (keys are numbers) hence any persistent ... |
I need to load over 1 billion keys into Berkley DB and therefore I want to tune it in advance to get better performance. With standard configuration it takes me now ... |
|
Hello
i am new to berkeley db . i have installed the berkely db using link text
so i need to create my first db i have checked the ... |
I am learning Berkeley DB and its usages. Could somebody point the open source applications using BerkeleyDB.
Though I am using Java (BDB Java edition), I am open to refer other programming ... |
I am new to berkeley db and i installed the berkeley db (not the java version ) and if i try to run the java example program it says
`SimpleDA.java:13: ...
|
I have about 5GB data to store BDB, but I found the performance is not very good. Does it support data partitioning? thanks
|
We're using JE 4.1.6 DPL. I set my environment max cache size using:
EnvironmentConfig envConfig = new EnvironmentConfig();
envConfig.setCacheSize(cacheSize);
...
|
I was looking for changing the Database Type of Java Edition 4.1.7 of BDB from BTree to Hash. The Core version had DatabaseType.HASH, DatabaseType.RECNO and DatabaseType.Queue- Are these not supported ... |
Do berkeley db has autoincrement?
I'm using java for testing,
I saw the example: collections.ship.tuple.Sample where the author uses a StoredSortedMap to handle the data, so he needs to put a key ... |
Berkeley DB (JE) licensing may be a deal killer. I have a Java application going to a small set of customers but as it is a desktop application, my price ... |
I'm working with a Berkeley database (in Java). I need to read a tuple where the sequence is a string, either an int or long, then another string. How ... |
I'm using DPL in Java.
I have 1GB of data store. I'm firing 5 threads which are trying to read the same records after 1second of interval. Initially the read operation takes ... |
I'm wondering if Berkeley DB JE is a suitable choice to store a simple key/value pair for 100M of documents.
I need to achieve <75ms at fetching time on BDB, fetching one ... |
I am using java berkeley db. I am creating 6 instances of the db. When i checked the number of open files in by the process i found that there were ... |
I have installed Berkeley DB 5.1.25.msi Windows installer and now I want to connect to it with a Java API. How can I do that?
|
I got the error like:
Exception in thread "main" java.sql.SQLException: database is locked
at org.sqlite.DB.throwex(DB.java:288)
at org.sqlite.NativeDB.prepare(Native Method)
at org.sqlite.DB.prepare(DB.java:114)
at org.sqlite.Stmt.executeQuery(Stmt.java:89)
at sqljdbc.Sqlitejdbc1.main(Sqlitejdbc1.java:20)
|
I am using two package
1) Berkeley db Java Edition using BASE API
2)Berkeley DB Java Edition Using DPL (Direct Persistence Layer)
if the performance is the issue then which is better ... |
when i am writing 1033 record then it write successfully but when i am writing 5,00,000 record the it give following error
Exception in thread "main" java.lang.OutOfMemoryError: Java heap space
...
|
I am using berkeley db java edition.
how can i increase cache size
|
hi i am using Berkeley DB Java Edition DB API
so how can I use heap access method instead of Btree access method.
|
I am building an application that uses the BDB JE embedded, and I am wondering about best-practises with regards to deploying said application to the cloud. In general the application in ... |
I have this structure in Java to be stored in berkeley DB using TupleSerialBinding:
public class SampleValues implements Serializable, MarshalledEntity {
private static final long serialVersionUID = 1L;
protected double ...
|
I'm storing data in berkeley db using
StoredSortedMap<Long, SomeClass> aMapExample;
but when I store MANY records the physical memory increases too much. It doesn't stop to increase when recording data. This shouldn't happen ... |
|
Can someone help point me to a very simple way to access Berkeley DB files? We have a set of DBM files that I'd like to use in a Java program. I've identified a few possibilities, none of which I'm that crazy about. Is there a JDBC driver available? Is there a Java API to walk through the file? It appears ... |