Ellebæk Consulting ApS
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Architecture, analysis, design, development, integration and testing of high quality code

Architecture, analysis, design, development, integration and testing of high quality code

Blog Post: Comparing Datasets

Blog Post: Copying/Transforming a REF CURSOR in Oracle 10g+

Blog Post: Describing a REF CURSOR in Oracle 10g+ Using PL/SQL, Java and C


Project Life Cycle

The founder of Ellebæk Consulting has since 1987 provided highly skilled consultancy in a close relationship with our international clients, covering the following aspects of IT projects:

  • Architecture
  • Analysis
  • Design
  • Development
  • Automated testing
  • Documentation
  • Training
  • Second level support


Ellebæk Consulting is confident working with the following methodologies/practices provided client implementation:

  • Agile (Scrum)
  • Test-Driven Development (TDD)
  • Refactoring


We primarily offer consultancy based on these technologies:

  • Oracle PL/SQL (object-oriented/procedural) and SQL development
  • Oracle PL/SQL performance tuning
  • Java backend incl. Web Services and Java stored procedures, front end using Swing
  • Oracle Database, SQLite
  • Oracle WebLogic Server
  • JSON
  • XML
  • Web Services, including SOAP, JAX-WS, JAX-RS, JAXB, RESTful, Oracle mod_plsql, Native Oracle XML DB Web Services
  • Message-Oriented Middleware, primarily Oracle Advanced Queuing
  • HTML
  • CSS
  • JavaScript
  • C++


Example projects that we have been involved in over the years:

  • Secure Web Service-enablement of an Oracle-based legacy retail system, providing a new lease of life.
  • Single Sign-On (SSO) client based on Microsoft AD, LDAP and mod_plsql-based Web Services.
  • TODO: Check! JAXB-based Web Services and Oracle Advanced Queueing interface to Oracle-based legacy system.
  • TODO: Check! JAX-WS-based Web Service interface to object-oriented Oracle PL/SQL interface to Oracle-based legacy system.
  • Framework for a series of views used for financial business report generation, including a regression test framework.
  • Business system integration using Web Service calls from the database.
  • Financial product installation/update through synchronization of data dictionaries using XML.
  • Integration of mission critical business systems using Advanced Queuing.
  • Financial business report file distribution to:
    • Microsoft SharePoint via WebDAV.
    • File servers via SMB and FTP.
    • E-mail recipients via SMTP.
  • Parallelization of code in a Oracle PL/SQL package, such that it would execute in parallel, leveraging the server's 64+ CPUs.
  • Integration of warehouse management systems through Oracle Advanced Queueing.
  • Transformation of one representation of Oracle Spatial data to another.
  • Database migration from Oracle 9i to Oracle 11g.
  • Localized Danish Electronic Funds Transfer interface for Oracle Financials AP 10.6 including documentation.
  • Customized payment interface for Oracle Financials AR 11i.
  • Customized invoice interface for Oracle Financials iReceivables 11i.
  • Various Web sites using:
    • Oracle Application Express (APEX).
    • Oracle Application Server and Jakarta Struts.
    • Oracle Application Server and PL/SQL Server Pages.
    • Oracle HTTP Server and PL/SQL Server Pages.
Oracle Advanced PL/SQL Developer Certified Professional (OCP Advanced PL/SQL)

OCP Advanced PL/SQL

Sun Certified Programmer for Java 5 (SCJP)


ISTQB Certified Tester Foundation Level (ISTQB CTFL)


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