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Tag: sql help

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Here you can find all blog posts about the Tag: sql help. You can go back to all blog posts or take a look into our other categories & tags.

Operator classes explained

by Hans-Jürgen Schönig | 11.2013
After my morning session in Dublin some people asked me to share the codes of an operator class I created […]

CREATE DOMAIN: Data type abstraction

by Hans-Jürgen Schönig | 10.2013
If a good programmer is facing a technical problem, he will always try to abstract the problem. In a procedural […]

Per-tablespace storage parameters

by Hans-Jürgen Schönig | 10.2013
Just like most other database systems I am aware of PostgreSQL providing a feature called tablespaces. In general a tablespace […]

Sequences – transactional behavior

by Hans-Jürgen Schönig | 09.2013
In this posting I would like to describe some important aspects of PostgreSQL sequences. In our daily work we have […]

Reporting: Creating correct output

by Hans-Jürgen Schönig | 08.2013
Creating reports is a core task of every PostgreSQL database engineer or developer. However, many people think that it is […]

Reducing the number of columns with bit

by Hans-Jürgen Schönig | 08.2013
After digging through a table consisting of dozens of boolean values I thought it might be helpful to more folks […]

CREATE TABLE – the fancy way with LIKE

by Hans-Jürgen Schönig | 05.2013
How to create similar tables One tiny little feature many users of PostgreSQL have often forgotten is the ability to […]

PostgreSQL 9.3: "One line - one standby"

by Hans-Jürgen Schönig | 01.2013
Sometimes it happens that you reach a point where you know that things cannot be any easier than they already […]

Removing duplicates in PostgreSQL

by Hans-Jürgen Schönig | 12.2012
Today somebody asked me how to remove duplicates which accidentally made it into a table. The problem is: A normal […]

Why the tax collector hates sequences

by Hans-Jürgen Schönig | 09.2012
I guess people might wonder why I started to write posts about taxes. Well, Ipay my taxes for my business […]
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