Distributed Query Plan Generation Using Multiobjective Genetic Algorithm

Table 4

Results for the objective functions on PP.

Index [𝑖]	Population PP	𝑚1 = TCC	𝑚2 = TPC	Front	Crowding distance (CD) = 𝐼[𝑖]
[1]	[2,1,5,1]	18020000	3746700	Ŧ2	∞
[2]	[3,3,1,1]	6720000	6006000	Ŧ2	0.672
[3]	[3,3,3,3]	0	4200000	Ŧ1	∞
[4]	[2,4,1,5]	43440000	7079333.3	Ŧ3	∞
[5]	[3,1,1,3]	14000000	2112000	Ŧ1	∞
[6]	[3,5,4,5]	17020000	3847000	Ŧ2	0.5195
[7]	[3,1,1,1]	960000	6500000	Ŧ2	∞
[8]	[3,4,4,4]	1020000	9750000	Ŧ3	∞
[9]	[2,3,3,3]	1110000	9750000	Ŧ3	∞
[10]	[2,1,3,4]	45090000	10514000	Ŧ4	∞