Amazing world about data

Developer, ThoughtWorker, Data Architect and Data Specialist

Database

3 minutes read

{% img /static/images/synonym_diagram.jpg Schema with data and schema's for read write access and read access %} In many development shops, developers are not allowed to access the database schema directly, and are not allowed to create tables, indexes, views etc, instead are given access via a different schema that allows SELECT, UPDATE and DELETE access on data. The general reason is to avoid developers creating database objects without

2 minutes read

My latest project involves talking to MS-SQL Server using the JDBC driver and Java. While doing this we setup the database connection and had a simple SQL to get the first_name and last_name for a unique user_id from the application_user table in the database.

When does evolutionary design happen?

Why do evolutionary database design

3 minutes read

A question I get, mostly related to the evolutionary database design and development. When the pair (team) gets a new feature (story) to work on, the team looks at the existing table/database design and sees if the current design is enough to implement the feature they are working on. If the currency database design does support the feature they are trying to implement, then they do not have to change the database at all, they will move on to implement the feature and change the application code…

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