127 lines
2.7 KiB
Ruby
127 lines
2.7 KiB
Ruby
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$:.unshift "../lib", "../ext/sqlite3_api"
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require 'sqlite3'
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require 'benchmark'
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N = 1000
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$VERBOSE=nil
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puts "database creation..."
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Benchmark.bm( 7 ) do |x|
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x.report('dl') do
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N.times do
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File.delete "test.db" rescue nil
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SQLite3::Database.open( "test.db", :driver => "DL" ).close
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end
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end
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x.report('native') do
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N.times do
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File.delete "test.db" rescue nil
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SQLite3::Database.open( "test.db", :driver => "Native" ).close
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end
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end
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end
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File.delete "test.db" rescue nil
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SQLite3::Database.open( "test.db" ).close
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puts
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puts "database open..."
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Benchmark.bm( 7 ) do |x|
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x.report('dl') do
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N.times do
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SQLite3::Database.open( "test.db", :driver => "DL" ).close
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end
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end
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x.report('native') do
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N.times do
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SQLite3::Database.open( "test.db", :driver => "Native" ).close
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end
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end
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end
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File.delete "test.db" rescue nil
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dl = SQLite3::Database.open( "test-dl.db", :driver => "DL" )
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native = SQLite3::Database.open( "test-native.db", :driver => "Native" )
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dl.execute "create table foo (a,b)"
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native.execute "create table foo (a,b)"
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puts
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puts "insertions"
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Benchmark.bm( 7 ) do |x|
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x.report('dl') do
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dl.transaction do
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N.times do |i|
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dl.execute "insert into foo values (#{i}, #{i+1})"
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end
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end
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end
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x.report('native') do
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native.transaction do
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N.times do |i|
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native.execute "insert into foo values (#{i}, #{i+1})"
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end
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end
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end
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end
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puts
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puts "insertions using prepared statement"
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Benchmark.bm( 7 ) do |x|
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x.report('dl') do
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dl.transaction do
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dl.prepare "insert into foo values (?,?)" do |stmt|
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N.times { |i| stmt.execute i, i+1 }
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end
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end
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end
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x.report('native') do
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native.transaction do
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native.prepare( "insert into foo values (?,?)" ) do |stmt|
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N.times { |i| stmt.execute i, i+1 }
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end
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end
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end
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end
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dl.close
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native.close
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File.delete "test-dl.db" rescue nil
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File.delete "test-native.db" rescue nil
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dl = SQLite3::Database.open( "test-dl.db", :driver => "DL" )
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native = SQLite3::Database.open( "test-native.db", :driver => "Native" )
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dl.execute "create table foo (a,b)"
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dl.execute "insert into foo values (1,2)"
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dl.execute "insert into foo values (3,4)"
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dl.execute "insert into foo values (5,6)"
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native.execute "create table foo (a,b)"
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native.execute "insert into foo values (1,2)"
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native.execute "insert into foo values (3,4)"
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native.execute "insert into foo values (5,6)"
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puts
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puts "queries"
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Benchmark.bm( 7 ) do |x|
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x.report('dl') do
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N.times do
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dl.execute "select * from foo"
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end
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end
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x.report('native') do
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N.times do
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native.execute "select * from foo"
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end
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end
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end
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dl.close
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native.close
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File.delete "test-dl.db" rescue nil
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File.delete "test-native.db" rescue nil
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