MySQL Random Row Benchmarks

	A	B	C	D	E	F	G
1	# OF ROWS	ORDER BY RAND()	ORDER BY RAND() ALT	INNER JOIN	USER VARIABLE	USER VARIABLE #2	OFFSET

2	1250000	10.0152	0.618	0.0016	0.0016	0.6646	0.4773
3	1000000	7.0622	0.499	0.0016	0.0016	0.5258	0.3449
4	500000	1.6722	0.251	0.0015	0.0016	0.2619	0.1843
5	250000	0.7425	0.1369	0	0	0.131	0.0735
6	100000	0.2919	0.0716	0	0	0.0561	0.0311
7	50000	0.1484	0.0359	0	0	0.0282	0.0202
8	25000	0.0921	0.0219	0	0	0.0142	0.0047
9	10000	0.0327	0.011	0	0	0.0031	0.0032
10	5000	0.0234	0.0046	0	0	0.0077	0.0016
11	4000	0.0173	0.0064	0	0	0.0047	0.0016
12	3000	0.0205	0.0032	0	0	0.0047	0.0016
13	2000	0.0092	0.006	0	0	0.0031	0.0045
14	1000	0.0061	0	0	0	0.0015	0.0016
15	500	0.0016	0	0	0	0	0
16	100	0.0015	0	0	0	0	0
17	10	0	0	0	0	0	0
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