hello,
I'm trying to use sendmail command;
so i've create a text file with this
in the shell i make this :
sendmail -t < /home/james/doc/message.txt
-bash: sendmail: command not found
i don't understand why it's not running ?
Thanks
hello,
I've read the perl doc for the function map but i've not good understood;
Somebody can explain me with an example , please ?
Thnaks for your help
ok
in fact,
If i do more insert than update, i use insert else update and if i do more update than insert i use update else insert;
and it can improve consequently the load performances
it's that ?
hello,
In some ETL, i've the option :
Update else insert.
Insert else update.
I've some difficult to understand the differences between this 2 options.
In fact, with the first or the second option,my date are update and insert.
Somebody can explain me ?
Have exemples ?
Thanks
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