Daniel Vérité

Daniel Vérité has asked 7 questions and find answers to 269 problems.

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About

Writing free software, maintaining databases and mail systems.
I use mostly PostgreSQL, C++/Qt, Perl, php on Unix servers.
Author of manitou-mail
Tweets (lang=fr,en) @DanielVerite
PostgreSQL blog in english
PostgreSQL blog in french

Daniel Vérité questions

Removing accents from a QString [duplicate]
Why is putenv() needed on an already defined environment variable?
How to avoid multiple function evals with the (func()).* syntax in an SQL query?

Daniel Vérité answers

Does it affect the performance, if a table holds a lot of unused/unselected columns?
Throw error for multiple results in PostgreSQL SQL function
How to download, compile & install ONLY the libpq source on a server that DOES NOT have PostgreSQL installed
PostgreSQL: is it possible to ALTER TABLE and INSERT to it within a single transaction?
Remove Duplicate rows from a large table - PostgreSQL
How to retrieve Postgresql Sequence-cache value from Postgresql Catalog tables?
Check current logging level in plpgsql
PostgreSQL PSQL SELECT into a variable
PostgreSQL set PGDATA variable
What does "H" in "HStore" mean in PostgresDB data type name?