158 lines
3.2 KiB
Ruby
Executable file
158 lines
3.2 KiB
Ruby
Executable file
#!/usr/bin/env ruby
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require 'bdb2'
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50.times {|n|
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db=Bdb::Db.new
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db.open("dbtest.db",nil,Bdb::Db::BTREE,Bdb::DB_CREATE,0)
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db.put(n.to_s,"ploppy #{n} #{Time.now}",0)
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db.close(0)
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}
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db=Bdb::Db.new
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db.open("dbtest.db",nil,nil,nil,0)
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500.times {|n|
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db.put(n.to_s,"ploppy #{n}",0)
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}
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db.close(0)
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db=Bdb::Db.new
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db.open("dbtest.db",nil,nil,nil,0)
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dbc=db.cursor(0)
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puts("cursor is: "+dbc.inspect.to_s)
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kv=dbc.get(nil,nil,Bdb::DB_FIRST);
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puts("first data is: " + kv.inspect.to_s)
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kv=dbc.get(nil,nil,Bdb::DB_LAST);
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puts("last data is: " + kv.inspect.to_s)
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kv=dbc.get(nil,nil,Bdb::DB_PREV);
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puts("prior data is: " + kv.inspect.to_s)
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dbc.del;
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begin
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kv=dbc.get(nil,nil,Bdb::DB_CURRENT);
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rescue Bdb::DbError => m
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puts("deleted record is gone from current position:" + m.to_s)
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puts("code is #{m.code}")
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end
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puts("current data is: " +kv.inspect.to_s)
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dbc.put("elephant","gorilla",Bdb::DB_KEYFIRST)
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kv=dbc.get(nil,nil,Bdb::DB_CURRENT);
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puts("current data after put: " +kv.inspect.to_s)
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kv=dbc.get(nil,nil,Bdb::DB_LAST);
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puts("last data is: " + kv.inspect.to_s)
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kv=dbc.get(nil,nil,Bdb::DB_PREV);
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puts("prior data is: " + kv.inspect.to_s)
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puts("duplicates here is: " + dbc.count.to_s)
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dbc.close
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db.close(0)
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db=Bdb::Db.new
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db.open("dbtest.db",nil,nil,nil,0)
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5.times {|n|
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$stdout.puts(db.get(n.to_s,0))
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begin
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db.del(n.to_s,0)
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rescue
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end
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}
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5.times {|n|
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v=db.get(n.to_s,0)
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if v
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$stdout.puts("For #{n}:" + v)
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else
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$stdout.puts("-- not in database #{n}")
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end
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}
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db.close(0)
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$stderr.puts("All OK!")
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File.delete('db1.db') if File.exist?('db1.db')
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File.delete('db2.db') if File.exist?('db2.db')
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db=Bdb::Db.new
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db.open("db1.db",nil,Bdb::Db::HASH,Bdb::DB_CREATE,0)
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db2=Bdb::Db.new
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db2.flags=Bdb::DB_DUPSORT
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db2.open("db2.db",nil,Bdb::Db::HASH,Bdb::DB_CREATE,0)
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db.associate(db2,0,
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proc {|sdb,key,data|
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key.split('-')[0]
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})
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c=0
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File.open("skus") {|fd|
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tlen=fd.stat.size
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pf=tlen/10
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pl=0
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fd.each do |line|
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c+=1
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if c%1000==0
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$stderr.print('.')
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cp=fd.pos
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if ( cp/pf > pl )
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pl=cp/pf
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$stderr.print(" #{pl*10}% ")
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end
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end
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line.chomp!
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n=line*50
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isbn,item=line.split('|')[0..1]
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sku="%s-%03d"%[isbn,item]
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db.put(sku,line,0)
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end
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}
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$stderr.print("\ntotal count: #{c}\n")
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db2.close(0)
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db.close(0)
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$stderr.puts("test environment")
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env=Bdb::Env.new
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env.cachesize=25*1024*1024;
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env.open(".",Bdb::DB_INIT_CDB|Bdb::DB_INIT_MPOOL|Bdb::DB_CREATE,0)
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db=env.db
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db.open("db1.db",nil,Bdb::Db::HASH,Bdb::DB_CREATE,0)
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db2=env.db
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db2.flags=Bdb::DB_DUPSORT
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db2.open("db2.db",nil,Bdb::Db::HASH,Bdb::DB_CREATE,0)
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db.associate(db2,0,
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proc {|sdb,key,data|
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key.split('-')[0]
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})
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c=0
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File.open("skus") {|fd|
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tlen=fd.stat.size
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pf=tlen/10
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pl=0
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fd.each do |line|
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c+=1
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if c%1000==0
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$stderr.print('.')
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cp=fd.pos
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if ( cp/pf > pl )
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pl=cp/pf
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$stderr.print(" #{pl*10}% ")
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end
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end
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line.chomp!
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n=line*50
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isbn,item=line.split('|')[0..1]
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sku="%s-%03d"%[isbn,item]
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db.put(sku,line,0)
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end
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}
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$stderr.print("\ntotal count: #{c}\n")
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db2.close(0)
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db.close(0)
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env.close
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exit
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$stderr.puts(Rusage.get.inspect)
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$stderr.puts(`ps -up #{$$}`)
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