Size op perl GDBM NDBM ODBM SDBM DB_File CDB_File LMDB_File ------ -- ---------- ---------- ---------- ---------- ---------- ---------- ---------- ---------- 20 rd 1666666.7 4419.9 8025.7 8650.5 6004.2 4342.2 4396.6 6968.6 20 wr 1818181.8 5383.6 9058.0 11160.7 9049.8 4965.2 6583.3 7479.4 200 rd 1754386.0 30599.8 53092.6 57388.8 63938.6 28835.1 55157.2 37828.6 200 wr 2409638.6 34764.5 67181.7 60024.0 49627.8 36832.4 124223.6 57028.8 600 rd 1785714.3 92081.0 100654.3 110436.2 130378.1 91185.4 150564.6 63151.2 600 wr 2857142.9 83114.0 116369.3 128287.4 76036.0 92692.7 307219.7 108303.2 2000 rd 1806684.7 221877.1 186968.3 189969.6 200541.5 157257.4 315059.9 74881.1 2000 wr 2656042.5 217793.7 188076.0 206015.7 96459.9 219442.6 623830.3 146166.8 20000 rd 1225565.3 217185.9 174087.1 162620.1 164974.3 132289.1 418550.1 74129.5 20000 wr 1623640.2 176447.8 160959.3 156257.3 107578.9 134935.5 800768.7 139251.5 200000 rd 528887.9 162823.0 147817.9 132551.1 131489.6 107172.2 373562.3 67801.9 200000 wr 656525.5 83695.0 82843.5 84043.8 101899.1 79178.1 587721.9 131520.2 #### Size op perl BerkeleyDB KyotoCab Redis Redis2 RedisFast RedisFast2 ------ -- ---------- ---------- ---------- ---------- ---------- ---------- ---------- 20 rd 800000.0 4059.3 4412.1 3667.7 4538.2 4990.0 5217.8 20 wr 714285.7 4176.2 2523.3 3082.6 4170.1 4747.2 4873.3 200 rd 1169590.6 24746.3 26430.6 8324.3 9318.8 12487.5 12046.7 200 wr 2409638.6 29726.5 17913.1 8275.1 8682.4 11898.4 11308.4 600 rd 2068965.5 76511.1 92307.7 9424.6 8761.3 14136.9 12960.9 600 wr 2898550.7 72202.2 57066.8 10471.6 11069.5 14948.1 13962.6 2000 rd 1881467.5 144009.2 138956.4 10658.7 9824.3 14306.4 13094.4 2000 wr 2638522.4 178269.0 154547.6 10715.2 10597.8 15203.1 14677.6 20000 rd 1225940.9 146482.6 129354.4 9337.7 9300.4 12765.2 12690.3 20000 wr 1474600.0 130359.4 242283.3 10723.9 10503.4 14652.1 13632.5 200000 rd 530653.2 119285.1 123884.2 9061.5 9004.3 13044.8 12572.5 200000 wr 637429.9 74454.9 228455.5 10342.3 10269.5 14175.5 14034.8 #### Size op perl SDBM CDB_File LMDB_File KyotoCab SQLite ------ -- ---------- ---------- ---------- ---------- ---------- ---------- 20 rd 1666666.7 7423.9 5614.8 6700.2 3478.9 7886.4 20 wr 1666666.7 7806.4 13333.3 7902.0 2206.5 9775.2 200 rd 1351351.4 62695.9 52952.1 39463.3 33984.7 45228.4 200 wr 1709401.7 47494.7 134228.2 50314.5 15725.7 43131.3 600 rd 2047781.6 138153.4 144092.2 66386.4 92893.6 66217.9 600 wr 2884615.4 80699.4 281558.0 113938.5 70863.4 59970.0 2000 rd 1901140.7 216849.2 297176.8 78929.7 119911.3 84613.1 2000 wr 2649006.6 96098.4 575539.6 159083.7 143502.9 70526.8 20000 rd 1274210.0 228574.0 509100.2 80934.3 109472.1 73961.5 20000 wr 1649348.5 114533.8 863036.2 148118.5 198214.1 71024.7 200000 rd 534996.8 169792.5 485755.2 73310.5 107320.8 50125.8 200000 wr 661559.4 95249.5 673387.1 139133.0 218396.9 50760.9