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

Table 3

Statistical quantity of different methods under the detection of missing report rate.

Total number of requests	Actual number of SQL injection attacks	Number of missing reports of this method	Number of missing reports of the keyword filtering method	Number of missing reports of the filtering method based on the SQL syntax tree
200	100	3	4	5
400	200	5	16	9
600	300	6	19	15
1000	500	8	25	28
2000	1000	15	35	51
5000	2500	20	43	113
10000	5000	49	80	232
20000	10000	89	325	405
50000	25000	570	1356	1536
100000	50000	895	2236	2142
200000	100000	1124	5515	5823