Java is an object-oriented language and runtime environment. Java programs can run unchanged on most platforms in a Virtual Machine called the JVM.

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5
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3answers
10k views

Bulk database update/insert from CSV file

I am implementing application specific data import feature from one database to another. I have a CSV file containing say 10000 rows. These rows need to be inserted/updated into database. There ...
1
vote
1answer
12k views

Oracle XE 11g (ORA-12514: TNS:listener does not currently know of service requested in connect descriptor )

I have already seen the questioned in the stack overflow that might relate to my problem but let me emphasize that none of them could resolve my issue. issue is: when I wanted to integrate OWASP ...
7
votes
2answers
9k views

Oracle 11g: performance improvements of inserts

I have a table of 500 millions of rows (and growing) I did the following to improve performance of inserts: On database side: dropped all indexes and constraints disabled logging On application ...
10
votes
1answer
1k views

Do Oracle databases use Java internally?

My question is fairly simple. Is Java used internally by Oracle in their DBMSs?
3
votes
2answers
2k views

Add function parameter to SQL query WHERE clause

I have a web application in java and it uses a query. I don't want to write the query into Java, so I made a function: CREATE OR REPLACE FUNCTION testFunc(inputs text) RETURNS TABLE(...) AS $$ ...
1
vote
1answer
671 views

Preloading a Java library in DB2, similar to ORACLE's loadjava

Edit to add details to clarify, based on Chris' comment: A Java stored procedure depends on external libraries. Locally it compiles successfully, since they are added to the classpath. But when ...
3
votes
1answer
2k views

How to separate out individual sql statements from Oracle SQL script for execution from java code

I have Oracle DB 11g Enterprise Edition and I want to execute sql script from my java code. I am reading this sql script from a .sql file and the script contains statements such as create table, ...
2
votes
1answer
2k views

Replicate or Call java encryption function in Oracle pl/sql

I am trying to replicate encryption/decryption method present in java in Oracle DB, so that data encrypted in java can be decrypted through Oracle Function. Below is java code: package com.encr; ...
0
votes
1answer
5k views

How to take oracle 10g backup? [duplicate]

Possible Duplicate: How to take oracle 10g backup? I followed this http://www.oracle-base.com/articles/10g/oracle-data-pump-10g.php link to create a db backup. I used this command to create ...