select interval(55,10,20,30,40,50,60,70,80,90,100),interval(3,1,1+1,1+1+1+1),field("IBM","NCA","ICL","SUN","IBM","DIGITAL"),field("A","B","C"),elt(2,"ONE","TWO","THREE"),interval(0,1,2,3,4),elt(1,1,2,3)|0,elt(1,1.1,1.2,1.3)+0;
interval(55,10,20,30,40,50,60,70,80,90,100)	interval(3,1,1+1,1+1+1+1)	field("IBM","NCA","ICL","SUN","IBM","DIGITAL")	field("A","B","C")	elt(2,"ONE","TWO","THREE")	interval(0,1,2,3,4)	elt(1,1,2,3)|0	elt(1,1.1,1.2,1.3)+0
5	2	4	0	TWO	0	1	1.1
select find_in_set("b","a,b,c"),find_in_set("c","a,b,c"),find_in_set("dd","a,bbb,dd"),find_in_set("bbb","a,bbb,dd");
find_in_set("b","a,b,c")	find_in_set("c","a,b,c")	find_in_set("dd","a,bbb,dd")	find_in_set("bbb","a,bbb,dd")
2	3	3	2
select find_in_set("d","a,b,c"),find_in_set("dd","a,bbb,d"),find_in_set("bb","a,bbb,dd");
find_in_set("d","a,b,c")	find_in_set("dd","a,bbb,d")	find_in_set("bb","a,bbb,dd")
0	0	0
select make_set(0,'a','b','c'),make_set(-1,'a','b','c'),make_set(1,'a','b','c'),make_set(2,'a','b','c'),make_set(1+2,concat('a','b'),'c');
make_set(0,'a','b','c')	make_set(-1,'a','b','c')	make_set(1,'a','b','c')	make_set(2,'a','b','c')	make_set(1+2,concat('a','b'),'c')
	a,b,c	a	b	ab,c
select make_set(NULL,'a','b','c'),make_set(1|4,'a',NULL,'c'),make_set(1+2,'a',NULL,'c');
make_set(NULL,'a','b','c')	make_set(1|4,'a',NULL,'c')	make_set(1+2,'a',NULL,'c')
NULL	a,c	a
select export_set(9,"Y","N","-",5),export_set(9,"Y","N"),export_set(9,"Y","N","");
export_set(9,"Y","N","-",5)	export_set(9,"Y","N")	export_set(9,"Y","N","")
Y-N-N-Y-N	Y,N,N,Y,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N	YNNYNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNN
select elt(2,1),field(NULL,"a","b","c");
elt(2,1)	field(NULL,"a","b","c")
NULL	0
select find_in_set("","a,b,c"),find_in_set("","a,b,c,"),find_in_set("",",a,b,c");
find_in_set("","a,b,c")	find_in_set("","a,b,c,")	find_in_set("",",a,b,c")
0	4	1
select find_in_set("abc","abc"),find_in_set("ab","abc"),find_in_set("abcd","abc");
find_in_set("abc","abc")	find_in_set("ab","abc")	find_in_set("abcd","abc")
1	0	0