Random Forest Bagging and X-Means Clustered Antipattern Detection from SQL Query Log for Accessing Secure Mobile Data

Table 2

Tabulation of space complexity.

Number of queries	Space complexity (MB)
	Existing cluster-based decision tree approach	Existing pattern detection method	Existing GPT	Proposed RFBXSQLQC technique
50	27	24	29	16
100	37	31	38	23
150	46	39	48	30
200	58	48	60	36
250	67	59	69	44
300	74	67	76	55
350	81	77	83	63
400	92	85	94	72
450	98	93	100	80
500	106	101	108	90