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PostgreSQL partitioning (3): List partitioning

In the last posts of this series we prepared the data set and had a look at range partitioning. In this post we look at another partitioning strategy: List partitioning. Instead of(…)

PostgreSQL partitioning (2): Range partitioning

Now that the data set is ready we will look at the first partitioning strategy: Range partitioning. Usually range partitioning is used to partition a table by days, months or years although you can partition by(…)

PostgreSQL partitioning (1): Preparing the data set

This is the start of a series about partitioning in PostgreSQL. For this and the following posts I will use PostgreSQL 12 (which currently is in beta) so some stuff might not work if you are on PostgreSQL 11 or(…)

PostgreSQL 12: New partition reporting functions

PostgreSQL 10 introduced declarative partitioning (with some limitations), PostgreSQL 11 improved that a lot (Updating the partition key now works in PostgreSQL 11, Insert…on conflict with partitions(…)

WebLogic – Upgrade of Java

If you are used to Java, you probably know that there are really important security fixes published every quarter in the Java Critical Patch Update (CPU) and it’s really important to keep it up to date. It’s always easy to(…)

WebLogic – JAVA_HOME in WebLogic, a nightmare?

Everybody knows Java but not everybody loves Java. With everything Oracle is currently doing regarding Java, I can’t say I’m blaming them… But that’s not the topic of this blog! hurrah. Well actually I’m not sure the topic of this(…)

What to do in case all active Documentum jobs are no more running ?

The application support informed me that their jobs are not running anymore. When I started the analysis, I found that all activated jobs did not start for a few weeks.

Documentum – DOCUMENTUM_SHARED is dead?

In June last year, I did my first manual installation (so without docker) of Documentum 16.4 and I was testing it with PostgreSQL. I quickly realized that there were some changes in Documentum and, unfortunately, I don’t believe that it’s(…)

PostgreSQL 12: Control when generic plans are used

When you are using prepared statements in PostgreSQL you might get a custom or a generic plan. Custom plans come with overhead of re-planning while generic plans avoid re-planning of the statement.

Securely store passwords in PostgreSQL

Every application somehow needs to deal with passwords. Some use external authentication methods such as ldap, others us the the framework the database already provides and create users and roles. But it is also not uncommon that applications implement their(…)