fishScript.com Script con annotazioni in italiano e inglese

Argomenti

Un servizio Web XML è un'unità logica di applicazioni che fornisce dati e servizi ad altre applicazioni. Le applicazioni accedono ai servizi Web XML tramite protocolli Web universali e formati di dati quali HTTP, XML e SOAP.

La J2EE (Java 2 Enterprise Edition) è dedicata a tutti coloro che desiderano aggiungere il supporto della versione Enterprise di Java (ad esempio a Tomcat) e quindi le funzionalità avanzate come Enterprise JavaBeans etc.

PostgreSQL

Home >PostgreSQL > Ordering by highest or lowest value of multiple columns

Stampa

Functions such as greatest and least to define an ordering criteria based on the highest or lowest values within multiple columns.

select tnx_id, tnx_time_verified,tnx_time_request,tnx_time_completed from tnx order by greatest(tnx_time_verified,tnx_time_request,tnx_time_completed);

   	tnx_id|  tnx_time_verified      |   tnx_time_request      |tnx_time_completed 
----------+-------------------------+-------------------------+-------------
212024276 | 2017-01-01 00:00:20.245 | 2017-01-01 00:00:20.861 | 
212024278 | 2017-01-01 00:00:20.534 | 2017-01-01 00:00:21.094 | 
212024280 | 2017-01-01 00:01:23.597 | 2017-01-01 00:01:24.397 | 
212024282 | 2017-01-01 00:01:29.156 | 2017-01-01 00:01:30.06  | 
212024284 | 2017-01-01 00:02:12.087 | 2017-01-01 00:02:13.035 | 
212024286 | 2017-01-01 00:02:12.463 | 2017-01-01 00:02:13.76  | 
212024290 | 2017-01-01 00:02:12.499 | 2017-01-01 00:02:13.768 | 
212024288 | 2017-01-01 00:02:12.452 | 2017-01-01 00:02:13.772 | 
210243021 | 2017-01-01 00:02:12.517 | 2017-01-01 00:02:13.796 | 
212024310 | 2017-01-01 00:02:12.508 | 2017-01-01 00:02:13.82  |

(...)

Warning: include(ads/text468x15.html): failed to open stream: No such file or directory in D:\inetpub\webs\fishscriptcom\documents\view_document.php on line 131

Warning: include(): Failed opening 'ads/text468x15.html' for inclusion (include_path='.;C:\php\pear') in D:\inetpub\webs\fishscriptcom\documents\view_document.php on line 131

Tutorial

PostgreSQL determine database uptime [PostgreSQL]

Postgres check database is Master or Replica ways to check database replication role [PostgreSQL]

Ordering by highest or lowest value of multiple columns PostgreSQL functions in order by clause [PostgreSQL]

Posgresql how disable and renable foreign constraints forcing data into a table ignoring foreign keys (or trigger) [PostgreSQL]
Comandi

date and timestamp simple Using date and timestamp [PostgreSQL]

Add time to a date date function operation [PostgreSQL]

How set a default schema working away in your postgreSQL session [PostgreSQL]

postgres tip: how re-execute a query every n second a nice postgres shell command [PostgreSQL]

Grouping data by the week example date_trunc function, trimming days by the week [PostgreSQL]

How get PosgreSQL table size pg_total_relation_size function [PostgreSQL]

PostgreSQL determine database size pg_database_size function returns database size [PostgreSQL]

PostgreSQL enable autostart at reboot on Centos / Redhat Configure autostart after reboot [PostgreSQL]

Cerca

Well-formedness is a new concept introduced by [XML]. Essentially this means that all elements must either have closing tags or be written in a special form (as described below), and that all the elements must nest properly.

Oracle... Definizioni: Transazione

fishScript.Com is accessible by Mobile access technology as mobile phones, Palm and Pocket PC .