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=begin
* Name: SiSU
* Description: a framework for document structuring, publishing and search
* Author: Ralph Amissah
* Copyright: (C) 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006,
2007 Ralph Amissah All Rights Reserved.
* License: GPL 3 or later:
SiSU, a framework for document structuring, publishing and search
Copyright (C) 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006,
2007 Ralph Amissah
This program is free software: you can redistribute it and/or modify it
under the terms of the GNU General Public License as published by the Free
Software Foundation, either version 3 of the License, or (at your option)
any later version.
This program is distributed in the hope that it will be useful, but WITHOUT
ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
more details.
You should have received a copy of the GNU General Public License along with
this program. If not, see <http://www.gnu.org/licenses/>.
If you have Internet connection, the latest version of the GPL should be
available at these locations:
<http://www.fsf.org/licenses/gpl.html>
<http://www.gnu.org/copyleft/gpl.html>
<http://www.jus.uio.no/sisu/gpl.fsf>
* SiSU uses:
* Standard SiSU markup syntax,
* Standard SiSU meta-markup syntax, and the
* Standard SiSU object citation numbering and system
* Hompages:
<http://www.jus.uio.no/sisu>
<http://www.sisudoc.org>
* Download:
<http://www.jus.uio.no/sisu/SiSU/download.html>
* Ralph Amissah
<ralph@amissah.com>
<ralph.amissah@gmail.com>
** Description: modules shared by the different db types, dbi, postgresql,
sqlite
=end
module SiSU_DB_drop
class Drop
def initialize(opt,conn='',sql_type='')
@opt,@conn,@sql_type=opt,conn,sql_type
end
def drop_tables #% drop all tables
begin
case @sql_type
when /sqlite/
cascade=''
commit=@conn.commit
else
cascade='CASCADE'
commit=''
end
@conn.do(%{
DROP TABLE metadata #{cascade};
DROP TABLE documents #{cascade};
DROP TABLE endnotes #{cascade};
DROP TABLE endnotes_asterisk #{cascade};
DROP TABLE endnotes_plus #{cascade};
DROP TABLE urls #{cascade};
})
commit
rescue
end
end
def drop_indexes #% drop all indexes
#@conn.do(%{
# DROP INDEX object_nr ON documents(ocn);
# DROP INDEX body ON documents(body);
# DROP INDEX clean ON documents(clean);
# DROP INDEX lev1 ON documents(lev1);
# DROP INDEX lev2 ON documents(lev2);
# DROP INDEX lev3 ON documents(lev3);
# DROP INDEX lev4 ON documents(lev4);
# DROP INDEX lev5 ON documents(lev5);
# DROP INDEX lev6 ON documents(lev6);
# DROP INDEX endnote_nr ON endnotes(nr);
# DROP INDEX endnote ON endnotes(body);
# DROP INDEX title ON metadata(title);
# DROP INDEX filename ON metadata(filename)
# /*
# DROP INDEX object_nr ON documents(ocn) CASCADE;
# DROP INDEX body ON documents(body) CASCADE;
# DROP INDEX clean ON documents(clean) CASCADE;
# DROP INDEX lev1 ON documents(lev1) CASCADE;
# DROP INDEX lev2 ON documents(lev2) CASCADE;
# DROP INDEX lev3 ON documents(lev3) CASCADE;
# DROP INDEX lev4 ON documents(lev4) CASCADE;
# DROP INDEX lev5 ON documents(lev5) CASCADE;
# DROP INDEX lev6 ON documents(lev6) CASCADE;
# DROP INDEX endnote_nr ON endnotes(nr) CASCADE;
# DROP INDEX endnote ON endnotes(body) CASCADE;
# DROP INDEX title ON metadata(title) CASCADE;
# DROP INDEX filename ON metadata(filename) CASCADE
# */
#})
end
def db_help #% help
puts %{
not yet implemented
init createall
createtable
recreate\t(destroy and create)
createlex\t()
createmetadata\t()
import\t(import data)
index\t(create index)
droptables\t(where tables made and content imported)
dropall\t(where tables made, content imported and tables indexed)
}
end
end
end
__END__
|
