Close #13: Add benchmark test summary to README

Author: Tinitto

README.md

@@ -167,6 +167,43 @@ Library.delete(ids=["The Grand Library"])
   pytest --benchmark-compare --benchmark-autosave
   ```
 
+- Or run to get benchmarks summary
+
+  ```shell
+  pytest test/test_benchmarks.py --benchmark-columns=mean,min,max --benchmark-name=short
+  ```
+
+## Benchmarks
+
+On an average PC ~16GB RAM, i7 Core
+
+```
+------------------------------------------------- benchmark: 20 tests -------------------------------------------------
+Name (time in us)                                              Mean                 Min                   Max          
+-----------------------------------------------------------------------------------------------------------------------
+benchmark_select_columns_for_one_id[redis_store-book1]     143.5316 (1.08)     117.4340 (1.0)        347.5900 (1.0)    
+benchmark_select_columns_for_one_id[redis_store-book3]     151.6032 (1.14)     117.6690 (1.00)       405.4620 (1.17)   
+benchmark_select_columns_for_one_id[redis_store-book0]     133.0856 (1.0)      117.8720 (1.00)       403.9400 (1.16)   
+benchmark_select_columns_for_one_id[redis_store-book2]     156.8152 (1.18)     118.7220 (1.01)       569.9800 (1.64)   
+benchmark_select_columns_for_some_items[redis_store]       138.0488 (1.04)     120.1550 (1.02)       350.7040 (1.01)   
+benchmark_delete[redis_store-Wuthering Heights]            199.9205 (1.50)     127.6990 (1.09)     1,092.2190 (3.14)   
+benchmark_bulk_delete[redis_store]                         178.4756 (1.34)     143.7480 (1.22)       647.6660 (1.86)   
+benchmark_select_all_for_one_id[redis_store-book1]         245.7787 (1.85)     195.2030 (1.66)       528.9250 (1.52)   
+benchmark_select_all_for_one_id[redis_store-book0]         239.1152 (1.80)     199.4360 (1.70)       767.2540 (2.21)   
+benchmark_select_all_for_one_id[redis_store-book3]         243.8724 (1.83)     200.8060 (1.71)       535.3640 (1.54)   
+benchmark_select_all_for_one_id[redis_store-book2]         256.1625 (1.92)     202.4630 (1.72)       701.3000 (2.02)   
+benchmark_update[redis_store-Wuthering Heights-data0]      329.1363 (2.47)     266.9700 (2.27)       742.1360 (2.14)   
+benchmark_select_some_items[redis_store]                   301.0471 (2.26)     268.9410 (2.29)       551.1060 (1.59)   
+benchmark_select_columns[redis_store]                      313.4356 (2.36)     281.4460 (2.40)       578.7730 (1.67)   
+benchmark_single_insert[redis_store-book2]                 348.5624 (2.62)     297.3610 (2.53)       580.8780 (1.67)   
+benchmark_single_insert[redis_store-book1]                 342.1879 (2.57)     297.5410 (2.53)       650.5420 (1.87)   
+benchmark_single_insert[redis_store-book0]                 366.4513 (2.75)     310.1640 (2.64)       660.5380 (1.90)   
+benchmark_single_insert[redis_store-book3]                 377.6208 (2.84)     327.5290 (2.79)       643.4090 (1.85)   
+benchmark_select_default[redis_store]                      486.6931 (3.66)     428.8810 (3.65)     1,181.9620 (3.40)   
+benchmark_bulk_insert[redis_store]                         897.7862 (6.75)     848.7410 (7.23)     1,188.5160 (3.42)   
+-----------------------------------------------------------------------------------------------------------------------
+```
+
 ## License
 
 Copyright (c) 2020 [Martin Ahindura](https://github.com/Tinitto) Licensed under the [MIT License](./LICENSE)