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Test connessione come sysdba senza password
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Conditional update
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Eseguire pių comandi in una sola linea
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Compilazione automatica programmi plsql
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TWO_TASK
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Rename column
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Script for archiving and compressing folder and file
Basically, a web session can be defined as the timeframe in which a visitor navigates your web site.
Php Funzione mail()
XPath is a language for addressing parts of an XML document.
It is designed to be used by XSLT and XPointer.
Basically, a web session can be defined as the timeframe in which a visitor navigates your web site.
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Oracle
Home >Oracle > Verificare e interrrompere processi di trace
Scenario: acquisita gestione di un RAC 10G R2, che generavano continuamente file di trace (.trc) A livello di istanze non erano attivati trace nella directory udump SQL> show parameter trace; NAME TYPE VALUE ------------------------------------ ----------- ---------------- log_archive_trace integer 0 sql_trace boolean FALSE trace_enabled boolean FALSE tracefile_identifier string Nelle viste GV$SESSION, V$SESSION , le colonne di referimento a tracing (in particolare SQL_TRACE) risultavano disabilitate. La soluzione č stata trovata grazie alla vista DBA_ENABLED_TRACES che riferisce alla tabella WRI$_TRACING_ENABLED.
SQL>select * from DBA_ENABLED_TRACES;
Risultavano attivato, su ogni istanza, dbms monitor per sessioni che utilizzano serivizio CRM_TAF e modulo JDBC Thin Client Disabilitando dbms_monitor con i relativi parametri le istanze hanno terminato la produzione di trace.
SQL>exec dbms_monitor.serv_mod_act_trace_disable('CRM_TAF','JDBC Thin Client');
Per riattivare il tracciamento su ogni istanza:
SQL>exec dbms_monitor.serv_mod_act_trace_enable('CRM_TAF','JDBC Thin Client');
Dott. Marco Magnani Phd. Computer Sciences DBA ORACLE
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Trace backup file
A good scientist is a person with original ideas.
A good engineer is a person who makes a design that works with as few original ideas as possible. There are no prima donnas in engineering. Freeman Dyson A good scientist is a person with original ideas.
A good engineer is a person who makes a design that works with as few original ideas as possible. There are no prima donnas in engineering. Freeman Dyson
Oracle...
Info:
Assegnare solo i privilegi necessari (Least privilege)
Oracle...
Citazioni:
Designing an efficient Schema ...
Oracle...
Definizioni:
SESSION
Oracle...
Definizioni:
SESSION
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Script:
Array in do while construct
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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 |