Business solutions for you portfolio


Company: Deutsche Telecom, Frankfurt

Technology: Oracle, PL-SQL

Link: Not available

People in the project: Stefan Tröhler

Implementation period: Jun 2011 – Sep 2011

Cost: no details

Performance tuning of the Intercall database of Deutsche Telekom. The Intercall database processes the roaming call data of Deutsche Telekom customers worldwide. The roaming times are processed, which are ultimately decisive for the roaming amount on each customer's bill. The task was a complete performance tuning of this database. The database was developed using Oracle and PL SQL.

  • Stabilising the existing application and increasing the performance of the existing
  • Writing efficient SQL statements (PL-SQL).
  • Memory optimisation.
  • Reduce hard disk access.
  • Optimise existing PL-SQL code.
  • Testing and documentation (user and technical).
Back to the portfolio
Order a similar project
Order a project

+41 (0)44 586 53 45
+41 (0)76 737 00 84
+41 (0)77 915 25 52

Order a project
Tell us what kind of project you want to do.
Want to order
Upload your brief
For message
Submit project request

User Agreement

With this questionnaire (application) I officially express my consent to the processing (collection, systematization, accumulation, storage, clarification, (updates, changes), use, distribution (including transmission), depersonalization, blocking and destruction), including automated, my personal data specified in this Questionnaire (application), in accordance with the requirements of the law "On personal data".

The personal data specified by the client are provided for the purpose of communication with the client, as well as for informing about other products and services. Consent is provided from the moment of filling of this application for the entire life of the client.

This consent can be revoked by the client upon submission of an application in simple writing in accordance with legal requirements.