Base API which enables interacting with SQL database servers by executing SQL statements using the Java programming language

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458 views

JDBC CLASSPATH Not Working

I'm setting up a simple JDBC connection to my working MySQL database on my server. I'm using the Connector-J provided by MySQL. According to their documentation, I'm suppose to create the CLASSPATH ...
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2answers
2k views

How to make a JDBC connect to Crystal Reports with Postgres

I want to create a new report using Crystal Reports. I downloaded the Postgres driver but when I want to create the connection, it shows an error "JDBC Driver not found" How can I solve it? Thanks ...
2
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1answer
3k views

ORA-12705: invalid or unknown NLS parameter value specified

I have a J2EE application hosted on JBoss on Linux. When I try to access the application, I see following error in the server.log file. ORA-12705: invalid or unknown NLS parameter value specified ...
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1answer
157 views

Weblogic JDBC connection pool keeps in suspended state when DB is back to normal

We have a JDBC connection pool on a weblogic 12c. When the backend database goes to offline, the pool goes into suspended state, and when the db is back online after a short period of time (say 5 ...
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1answer
225 views

Install Apache Derby on CentOS 6.4

I'm not a Java developer, my knowledge is very limited to this topic. I want to deploy a .war webservice on my Tomcat server, which fails most likely because of its Derby dependency (just a guess from ...
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1answer
393 views

Solr: Using multiple SQL server data sources results in error: “…\sqljdbc_auth.dll already loaded in another classloader”

I have one Solr instance running in Jetty with JRE 8 with 3 collections (same as cores, yes?) and more to come. I am indexing data from SQL Server, connecting using NTLM as the identity of the Java ...
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1answer
223 views

Tomcat - JDBC Data Access Exception

My company has a web application that allows users as part of their business process to upload large documents (10+ MBs) into the application. For fast connections it works great with the document ...
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1answer
138 views

mysql, java, and MySQLTimeoutException

I've moved the mysql server on different machine in LAN, 16 core, 8GB RAM, and the same dreaaded result. During a load test, all is going well until around 300 seconds. There are 15 persistent ...
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1answer
666 views

Tomcat - how to store sessions in DB immediately?

I'm experimenting with tomcat JDBCStore-based session persistence and wonder whether there is a way to make tomcat store sessions in DB as soon as possible? I've tried to play with minIdleSwap and ...
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1answer
761 views

FileMaker Server not listening on Port 2399 for ODBC/JDBC

I am trying to create a ODBC connection from an OSX machine to a Filemaker server 10 using a DataDirect SeQuel Link 5.5 JDBC drive. I have ODBC/JDBC enabled on the server and I followed all of the ...
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1answer
186 views

Solr could not index my table from mysql

I have ubuntu server and mysql version 5.1.41-3ubuntu12.10-log. i need to run solr on my webserver. i have installed lucidworks-enterprise-installer-1.7 and mysql-connector-java-5.1.17-bin.jar on the ...
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1answer
647 views

PostgreSQL + JDBC: parse too slow on first query

I use Aqua Data Studio in OS X to make queries in a PostgreSQL server, but the first query of the day runs too slow. It not depends on the SQL, a simple SELECT current_timestamp will parse and ...
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0answers
694 views

mysql client can't read query result?

So I have this machine running an XMPP server which connects to its MySQL database. When I start load-testing it, all goes fine up until after about 500s when I notice: Caused by: ...
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0answers
586 views

Intermittent java.sql.SQLException: ORA-03120: two-taskconversion routine: integer overflow exception

I get the following error intermittently when my spring app starts up. I am using oracle with dbcp pooling as my datasource bean in spring. Caused by: org.apache.commons.dbcp.SQLNestedException: ...
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0answers
188 views

Websphere 8.5 not instantiating jdbc connection in jndi

I am trying to create a basic connection to a remote oracle machine. I have the datasource configured in websphere console and when I test the connection, it comes back as tested good. But when I ...
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0answers
445 views

java.lang.ClassNotFoundException: org.postgres.Driver when starting PuppetDB

When I start puppetdb I am getting the following error: cat /var/log/puppetdb/puppetdb.log 2014-08-06 11:29:50,558 ERROR [main] [utils.logging] Uncaught exception java.lang.ClassNotFoundException: ...