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

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434 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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223 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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1answer
38 views

WLS: Identifying the managed server where a DB session originates from

We are using WLS servers, on which we configure data sources (DS) and managed servers. For failover reasons, our main application is depolyed on two separate managed servers (lets call them app_1 and ...
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477 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: ...
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273 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
452 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
263 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
127 views

WebLogic JDBC - Profile Harvest Frequency Seconds

In the company I'm providing consulting services, when the database is updated by a process outside Weblogic Web Application, the updated data is not refreshed at once. Googling a bit I've found the ...
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1answer
153 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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3k views

Cannot connect to mysql database remotely using jdbc

I am trying to connect to my database which is hosted on 000webhost. I am connecting from SmartFoxServer, and they allow database connections. All you have to do is change some of the settings in the ...
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2answers
146 views

ColdFusion8 FusionReactor JDBC wrapper - bad driver jars?

I'm having trouble getting the JDBC wrapper tool to wrap my ODBC connections. Before the version that came out today, it wouldn't even run due to a compatibility issue with CF8. Now it's saying ...
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1answer
751 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
818 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
204 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
2k views

Enabling JMX for proxool with tomcat

I am trying to get proxool's MBeans available so that I can see/manipulate them with jconsole. I have jconsole working, but I don't see anything related to proxool. The system is using Sun Java ...
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2answers
783 views

Where to install JDBC drivers in Hyperic Server

I have installed Hyperic Server 4.4.0 and I want to use an SQL plugin that connects to an Oracle database. To make this work on the Agent i had to download a JDBC driver for Oracle and put it in ...
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1answer
688 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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2answers
472 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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1answer
69 views

JDBC not seeing updated table structure

I am using Coldfusion 8 which is connecting to SQL Server 2008, the problem is I have updated a table adding a new column in SSMS, but the JDBC connection is still 'seeing' the table prior to the ...
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1answer
110 views

How to set JBOSS/JDBSC to cach the MySQL server settings?

Is it possible to set JBOSS/JDBC's MySQL connector to cache the server's settings so that I won't get a big bunch of "show variables" connection all the time? I think there is a similar settings ...
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2answers
652 views

Building a jar with MySQL jdbc on solaris

Im building a java application that uses JDBC to connect to MySQL. I have an ant script that compiles my code and then packages it, along with log4j, junit, libshout-java and the mysql jdbc driver ...
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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 ...
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1answer
394 views

MySql benchmark written in Java

I want to compare the performance of two MySql servers. Since we are accessing the database using Java/JDBC, the benchmark should be written in Java. It does not have to be MySql specififc, any ...
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1answer
983 views

Alfresco couldn't start. Why?

I have alfresco on my VM. When I try to start alfresco I got an error "postgresql could not be started" such as following : /opt/alfresco/postgresql/scripts/ctl.sh : postgresql could not be started ...
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1answer
359 views

Can't get jmeter-server to work correctly with jdbc:mysql driver

I am running jmeter-server on a remote database host (Centos, sun-java 1.6). I dropped the MySQL java jar in $JMETER_HOME/lib per the install instructions. When I try to run a job on my local system ...