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authorRalph Amissah <ralph.amissah@gmail.com>2007-06-02 11:27:06 +0100
committerRalph Amissah <ralph.amissah@gmail.com>2007-06-02 11:27:06 +0100
commit26767cc88c0548ad7978021796d0ccc4c9f7ffed (patch)
treefe225e99e180b5d2925cbf776826f74db27e1888 /lib/sisu/0.52/db_drop.rb
parentrestrict use to ruby1.8 branch, i.e. < 1.9 (diff)
0.53.0, pre-build, see changelog, library naming changed for scm, placed under v0 (instead of 0.53)upstream/0.53.0sisu_0.53.0
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diff --git a/lib/sisu/0.52/db_drop.rb b/lib/sisu/0.52/db_drop.rb
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-=begin
- * Name: SiSU information Structuring Universe - Structured information, Serialized Units
- * Author: Ralph Amissah
- * http://www.jus.uio.no/sisu
- * http://www.jus.uio.no/sisu/SiSU/download.html
-
- * Description: modules shared by the different db types, dbi, postgresql, sqlite
-
- * Copyright (C) 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007 Ralph Amissah
-
- * License: GPL 2 or later
-
- Summary of GPL 2
-
- 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 2 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, write to the Free Software Foundation, Inc.,
- 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
-
- 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/gpl2.fsf
-
- SiSU was first released to the public on January 4th 2005
-
- SiSU uses:
-
- * Standard SiSU markup syntax,
- * Standard SiSU meta-markup syntax, and the
- * Standard SiSU object citation numbering and system
-
- © Ralph Amissah 1997, current 2007.
- All Rights Reserved.
-
- * Ralph Amissah: ralph@amissah.com
- ralph.amissah@gmail.com
-=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__