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| 1 | An SQLite (version 1.0) database was used in a large military application | ||
| 2 | where the database contained 105 tables and indices. The following is | ||
| 3 | a breakdown on the sizes of keys and data within these tables and indices: | ||
| 4 | |||
| 5 | Entries: 967089 | ||
| 6 | Size: 45896104 | ||
| 7 | Avg Size: 48 | ||
| 8 | Key Size: 11112265 | ||
| 9 | Avg Key Size: 12 | ||
| 10 | Max Key Size: 99 | ||
| 11 | |||
| 12 | 0..8 263 0% | ||
| 13 | 9..12 5560 0% | ||
| 14 | 13..16 71394 7% | ||
| 15 | 17..24 180717 26% | ||
| 16 | 25..32 215442 48% | ||
| 17 | 33..40 151118 64% | ||
| 18 | 41..48 77479 72% | ||
| 19 | 49..56 13983 74% | ||
| 20 | 57..64 14481 75% | ||
| 21 | 65..80 41342 79% | ||
| 22 | 81..96 127098 92% | ||
| 23 | 97..112 38054 96% | ||
| 24 | 113..128 14197 98% | ||
| 25 | 129..144 8208 99% | ||
| 26 | 145..160 3326 99% | ||
| 27 | 161..176 1242 99% | ||
| 28 | 177..192 604 99% | ||
| 29 | 193..208 222 99% | ||
| 30 | 209..224 213 99% | ||
| 31 | 225..240 132 99% | ||
| 32 | 241..256 58 99% | ||
| 33 | 257..288 515 99% | ||
| 34 | 289..320 64 99% | ||
| 35 | 321..352 39 99% | ||
| 36 | 353..384 44 99% | ||
| 37 | 385..416 25 99% | ||
| 38 | 417..448 24 99% | ||
| 39 | 449..480 26 99% | ||
| 40 | 481..512 27 99% | ||
| 41 | 513..1024 470 99% | ||
| 42 | 1025..2048 396 99% | ||
| 43 | 2049..4096 187 99% | ||
| 44 | 4097..8192 78 99% | ||
| 45 | 8193..16384 35 99% | ||
| 46 | 16385..32768 17 99% | ||
| 47 | 32769..65536 6 99% | ||
| 48 | 65537..65541 3 100% | ||
| 49 | |||
| 50 | If the indices are omitted, the statistics for the 49 tables | ||
| 51 | become the following: | ||
| 52 | |||
| 53 | Entries: 451103 | ||
| 54 | Size: 30930282 | ||
| 55 | Avg Size: 69 | ||
| 56 | Key Size: 1804412 | ||
| 57 | Avg Key Size: 4 | ||
| 58 | Max Key Size: 4 | ||
| 59 | |||
| 60 | 0..24 89 0% | ||
| 61 | 25..32 9417 2% | ||
| 62 | 33..40 119162 28% | ||
| 63 | 41..48 68710 43% | ||
| 64 | 49..56 9539 45% | ||
| 65 | 57..64 12435 48% | ||
| 66 | 65..80 38650 57% | ||
| 67 | 81..96 126877 85% | ||
| 68 | 97..112 38030 93% | ||
| 69 | 113..128 14183 96% | ||
| 70 | 129..144 7668 98% | ||
| 71 | 145..160 3302 99% | ||
| 72 | 161..176 1238 99% | ||
| 73 | 177..192 597 99% | ||
| 74 | 193..208 217 99% | ||
| 75 | 209..224 211 99% | ||
| 76 | 225..240 130 99% | ||
| 77 | 241..256 57 99% | ||
| 78 | 257..288 100 99% | ||
| 79 | 289..320 62 99% | ||
| 80 | 321..352 34 99% | ||
| 81 | 353..384 43 99% | ||
| 82 | 385..416 24 99% | ||
| 83 | 417..448 24 99% | ||
| 84 | 449..480 25 99% | ||
| 85 | 481..512 27 99% | ||
| 86 | 513..1024 153 99% | ||
| 87 | 1025..2048 92 99% | ||
| 88 | 2049..4096 7 100% | ||
| 89 | |||
| 90 | The 56 indices have these statistics: | ||
| 91 | |||
| 92 | Entries: 512422 | ||
| 93 | Size: 14879828 | ||
| 94 | Avg Size: 30 | ||
| 95 | Key Size: 9253204 | ||
| 96 | Avg Key Size: 19 | ||
| 97 | Max Key Size: 99 | ||
| 98 | |||
| 99 | 0..8 246 0% | ||
| 100 | 9..12 5486 1% | ||
| 101 | 13..16 70717 14% | ||
| 102 | 17..24 178246 49% | ||
| 103 | 25..32 205722 89% | ||
| 104 | 33..40 31951 96% | ||
| 105 | 41..48 8768 97% | ||
| 106 | 49..56 4444 98% | ||
| 107 | 57..64 2046 99% | ||
| 108 | 65..80 2691 99% | ||
| 109 | 81..96 202 99% | ||
| 110 | 97..112 11 99% | ||
| 111 | 113..144 527 99% | ||
| 112 | 145..160 20 99% | ||
| 113 | 161..288 406 99% | ||
| 114 | 289..1024 316 99% | ||
| 115 | 1025..2048 304 99% | ||
| 116 | 2049..4096 180 99% | ||
| 117 | 4097..8192 78 99% | ||
| 118 | 8193..16384 35 99% | ||
| 119 | 16385..32768 17 99% | ||
| 120 | 32769..65536 6 99% | ||
| 121 | 65537..65541 3 100% | ||