Ever wondered how Big techs handles your username ?
They instantly tells you if this username is available or not while having a database of billions of users.
Through Linear approach which basically one by one lookup in your database would kill your database instance, That is
18
58
12
8.7K
Snapshot History (43)
| Date | ||||
|---|---|---|---|---|
| Apr 6 · 09:00 | 18 | 58 | 12 | +163 8.7K |
| Apr 6 · 08:00 | 18 | 58 | 12 | +148 8.5K |
| Apr 6 · 07:00 | 18 | 58 | 12 | +160 8.4K |
| Apr 6 · 06:00 | 18 | 58 | 12 | +122 8.2K |
| Apr 6 · 05:00 | 18 | 58 | 12 | +203 8.1K |
| Apr 6 · 04:00 | 18 | 58 | 12 | +141 7.9K |
| Apr 6 · 03:00 | 18 | 58 | 12 | +99 7.8K |
| Apr 6 · 02:00 | 18 | 58 | 12 | +77 7.7K |
| Apr 6 · 01:00 | 18 | 58 | 12 | +44 7.6K |
| Apr 6 · 00:00 | 18 | 58 | 12 | +56 7.5K |
| Apr 5 · 23:00 | 18 | 58 | 12 | +63 7.5K |
| Apr 5 · 22:00 | 18 | 58 | 12 | +42 7.4K |
| Apr 5 · 21:00 | 18 | 58 | 12 | +83 7.4K |
| Apr 5 · 20:00 | 18 | 58 | 12 | +123 7.3K |
| Apr 5 · 19:00 | 18 | +1 58 | 12 | +240 7.2K |
| Apr 5 · 18:00 | 18 | 57 | 12 | +218 6.9K |
| Apr 5 · 17:00 | 18 | 57 | 12 | +291 6.7K |
| Apr 5 · 16:00 | 18 | -1 57 | 12 | +289 6.4K |
| Apr 5 · 15:00 | 18 | 58 | 12 | +238 6.1K |
| Apr 5 · 14:00 | 18 | +1 58 | +1 12 | +225 5.9K |
| Apr 5 · 13:00 | 18 | 57 | 11 | +186 5.7K |
| Apr 5 · 12:00 | 18 | 57 | 11 | +248 5.5K |
| Apr 5 · 11:00 | 18 | +1 57 | 11 | +217 5.2K |
| Apr 5 · 10:00 | 18 | 56 | 11 | +216 5.0K |
| Apr 5 · 09:00 | 18 | 56 | 11 | +210 4.8K |
| Apr 5 · 08:00 | 18 | 56 | 11 | +164 4.6K |
| Apr 5 · 07:00 | 18 | 56 | 11 | +176 4.4K |
| Apr 5 · 06:00 | 18 | +1 56 | 11 | +166 4.3K |
| Apr 5 · 05:00 | 18 | +1 55 | 11 | +132 4.1K |
| Apr 5 · 04:00 | 18 | 54 | 11 | +121 4.0K |
| Apr 5 · 03:00 | +1 18 | +1 54 | 11 | +83 3.8K |
| Apr 5 · 02:00 | 17 | +1 53 | 11 | +37 3.8K |
| Apr 5 · 01:00 | 17 | 52 | 11 | +22 3.7K |
| Apr 5 · 00:00 | 17 | 52 | 11 | +71 3.7K |
| Apr 4 · 23:00 | 17 | +1 52 | +1 11 | +106 3.6K |
| Apr 4 · 22:00 | 17 | 51 | 10 | +102 3.5K |
| Apr 4 · 21:00 | 17 | +2 51 | 10 | +171 3.4K |
| Apr 4 · 20:00 | 17 | +1 49 | 10 | +206 3.3K |
| Apr 4 · 19:00 | 17 | 48 | 10 | +218 3.0K |
| Apr 4 · 18:00 | +1 17 | +2 48 | +1 10 | +286 2.8K |
| Apr 4 · 17:00 | +1 16 | +2 46 | +1 9 | +309 2.5K |
| Apr 4 · 16:00 | 15 | +4 44 | 8 | +387 2.2K |
| Apr 4 · 15:00 | +15 15 | +40 40 | +8 8 | +1.8K 1.8K |
| Apr 4 · 09:33 | 0 | 0 | 0 | 0 |