Research on SQL Injection Attack and Defense Technology of Power Dispatching Data Network: Based on Data Mining

Table 4

Statistical results of processing time of different methods.

Total requests	Average response time per request of this method (ms)	Average response time per request of keyword filtering method (ms)	Average response time per request of filtering method based on SQL syntax tree (ms)
200	0.26	0.42	0.51
400	0.25	0.50	0.52
600	0.22	0.51	0.53
1000	0.14	0.45	0.53
2000	0.28	0.52	0.56
5000	0.12	0.56	0.55
10000	0.23	0.42	0.57
20000	0.23	0.42	0.56
50000	0.25	0.54	0.60
100000	0.15	0.45	0.62
200000	0.24	0.52	0.61