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Oracle...
Script:
Cercare le colonne in uno schema
Unix...
Tip:
Rimuovere un file in Unix / Delete a file
PLSQL...
Script:
Organizzazione del codice e gestione degli errori
Shell scripting...
Script:
Ciclo sul contenuto directory
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.
Php Funzione mail()
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.
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.
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PostgreSQL
Home >PostgreSQL > postgres tip: how re-execute a query every n second
The PostgreSQL command \watch n it is very handy when you want to update query results every n seconds, and it is very easy to use. For example, If I want to keep an eye on the total of rows on my transaction table every 5 seconds: -- I just run once my query finance=# select count(1) from finance.transaction_log; count ------- 24875 (1 row) -- then issuing the watch command the query will be executed every 5 seconds until I stop it(CRTL+z) switch=# \watch 5 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]
Marco Magnani marcomagnani@fishscript.com
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CercaWell-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.
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:
SCN
Shell scripting...
Script:
Cercare e visualizzare file per dimensione
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Nicoleta e Marco Magnani tutorial, examples, courses, esempi, corsi, esercizi, appunti vari Dottoressa Nicoleta Dragu Formatrice Docente Insegnante Mediatrice Culturale Dott. Marco Magnani Universita La Sapienza Roma Master Computer Science Hunter College New York , Data Base Administrator DBA oracle System architect |