Avoiding stored procedure calls in PostgreSQL that are not necessary
- 22 December 2022
- Database Performance ManagementMachine learning
Almost any common language, like Perl, Python, or C, can be used to write stored procedures in PostgreSQL. Overall, this provides excellent flexibilit…
GAINS AND PITFALLS ARE AMONG THE NEW SEQUENCE FEATURES.
- 21 December 2022
- Deep learningMachine learning
Artificial numeric primary key columns for tables are created using sequences.
Even if more than one database session is using the sequence at the sam…
POSTGRESQL: EASY DETECTION OF PERFORMANCE PROBLEMS
Is there a single sizable, significant, and important database that does not occasionally experience performance issues? There are probably not too ma…
An XMAX contains what?
- 20 December 2022
- Database Performance ManagementDeep learning
xmaxis an MVCC (Multiversion Concurrency Control) system column in PostgreSQL. The documentation is rather succinct:
> The identity (transaction ID) …
PostgreSQL Full Text Search and Vacuum: What It Has To Do With
What is the relationship between PostgreSQL Full-Text Search and VACUUM? Many people might be surprised to find out that there might even be a relatio…
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