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DDL and DML are released using an automation framework.
Please look here
http://code.google.com/p/eas/source/browse/trunk/etl/README
or see the developers for how this works.
web application
1) run http://code.google.com/p/eas/source/browse/trunk/releases/bin/stage_web.batcmd
2) scp the output file (tar.gz) to //webServer/var/www/html/staging
3) sudo svn export https://eas.googlecode.com/svn/trunk/releases/bin/deploy_mad.sh --no-auth-cache //webServer/var/www/html/deploy_mad.sh
4) sudo svn export https://eas.googlecode.com/svn/trunk/releases/bin/set_htconf.py --no-auth-cache //webServer/var/www/html/set_htconf.py.sh
4) sudo chmod u+x //webServer/var/www/html/deploy_mad.sh
5) execute //webServer/var/www/html/deploy_mad.sh
todo - rewrite this in a single python script
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