Table 2.

Query response times of Q1, Q2 and Q3 on different datasets

Data Set	Storage Type	Q1(s)	Q2(s)	Q3(s)
10K	XML	0.002071	0.010123	2.449527
	Hybrid	0.002413	0.001897	0.091869
100K	XML	0.002305	0.013455	3.529810
	Hybrid	0.002547	0.002272	0.392873
1M	XML	N/A	N/A	N/A
	Hybrid	0.364126	0.604943	6.573756
	Hybrid+XML compress	0.011244	0.015008	3.045117