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function.res
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--------------
select 1+1,1-1,1+1*2,8/5,8%5,mod(8,5),mod(8,5)|0,-(1+1)*-2,sign(-5)
--------------
1+1 1-1 1+1*2 8/5 8%5 mod(8,5) mod(8,5)|0 -(1+1)*-2 sign(-5)
2 0 3 1.60 3 3 3 4 -1
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select floor(5.5),floor(-5.5),ceiling(5.5),ceiling(-5.5),round(5.5),round(-5.5)
--------------
floor(5.5) floor(-5.5) ceiling(5.5) ceiling(-5.5) round(5.5) round(-5.5)
5 -6 6 -5 6 -6
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select abs(-10),log(exp(10)),ln(exp(10)),log2(65535),log(2,65535),exp(log(sqrt(10))*2),pow(10,log10(10)),rand(999999),rand()
--------------
abs(-10) log(exp(10)) ln(exp(10)) log2(65535) log(2,65535) exp(log(sqrt(10))*2) pow(10,log10(10)) rand(999999) rand()
10 10.000000 10.000000 2.000000 2.000000 10.000000 10.000000 0.1844 0.7637
--------------
select least(6,1.0,2.0),greatest(3,4,5,0)
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least(6,1.0,2.0) greatest(3,4,5,0)
1.0 5
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select 1 | (1+1),5 & 3,bit_count(7)
--------------
1 | (1+1) 5 & 3 bit_count(7)
3 1 3
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select 0=0,1>0,1>=1,1<0,1<=0,strcmp("abc","abcd"),strcmp("b","a"),strcmp("a","a")
--------------
0=0 1>0 1>=1 1<0 1<=0 strcmp("abc","abcd") strcmp("b","a") strcmp("a","a")
1 1 1 0 0 -1 1 0
--------------
select "a"<"b","a"<="b","b">="a","b">"a","a"="A","a"<>"b"
--------------
"a"<"b" "a"<="b" "b">="a" "b">"a" "a"="A" "a"<>"b"
1 1 1 1 1 1
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select "abc" like "a%", "abc" not like "%d%", "ab" like "a\%", "a%" like "a\%","abcd" like "a%b_%d"
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"abc" like "a%" "abc" not like "%d%" "ab" like "a\%" "a%" like "a\%" "abcd" like "a%b_%d"
1 1 0 1 1
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select "Det här är svenska" regexp "h[[:alpha:]]+r", "aba" regexp "^(a|b)*$"
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"Det här är svenska" regexp "h[[:alpha:]]+r" "aba" regexp "^(a|b)*$"
1 1
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select !0,NOT 0=1,!(0=0),1 AND 1,1 && 0,0 OR 1,1 || NULL, 1=1 or 1=1 and 1=0
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!0 NOT 0=1 !(0=0) 1 AND 1 1 && 0 0 OR 1 1 || NULL 1=1 or 1=1 and 1=0
1 1 0 1 0 1 1 1
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select IF(0,"ERROR","this"),IF(1,"is","ERROR"),IF(NULL,"ERROR","a"),IF(1,2,3)|0,IF(1,2.0,3.0)+0
--------------
IF(0,"ERROR","this") IF(1,"is","ERROR") IF(NULL,"ERROR","a") IF(1,2,3)|0 IF(1,2.0,3.0)+0
this is a 2 2.0
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select 2 between 1 and 3, "monty" between "max" and "my",2=2 and "monty" between "max" and "my" and 3=3
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2 between 1 and 3 "monty" between "max" and "my" 2=2 and "monty" between "max" and "my" and 3=3
1 1 1
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select 2 in (3,2,5,9,5,1),"monty" in ("david","monty","allan"), 1.2 in (1.4,1.2,1.0)
--------------
2 in (3,2,5,9,5,1) "monty" in ("david","monty","allan") 1.2 in (1.4,1.2,1.0)
1 1 1
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select 'hello',"'hello'",'""hello""','''h''e''l''l''o''',"hel""lo",'hel\'lo'
--------------
hello 'hello' ""hello"" 'h'e'l'l'o' hel"lo hel'lo
hello 'hello' ""hello"" 'h'e'l'l'o' hel"lo hel'lo
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select concat("monty"," was here ","again"),length("hello"),ascii("hello")
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concat("monty"," was here ","again") length("hello") ascii("hello")
monty was here again 5 104
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select locate("he","hello"),locate("he","hello",2),locate("lo","hello",2)
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locate("he","hello") locate("he","hello",2) locate("lo","hello",2)
1 0 4
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select left("hello",2),right("hello",2),substring("hello",2,2),mid("hello",1,5)
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left("hello",2) right("hello",2) substring("hello",2,2) mid("hello",1,5)
he lo el hello
--------------
select concat("",left(right(concat("what ",concat("is ","happening")),9),4),"",substring("monty",5,1))
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concat("",left(right(concat("what ",concat("is ","happening")),9),4),"",substring("monty",5,1))
happy
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select concat("!",ltrim(" left "),"!",rtrim(" right "),"!")
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concat("!",ltrim(" left "),"!",rtrim(" right "),"!")
!left ! right!
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select insert("txs",2,1,"hi"),insert("is ",4,0,"a"),insert("txxxxt",2,4,"es")
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insert("txs",2,1,"hi") insert("is ",4,0,"a") insert("txxxxt",2,4,"es")
this is a test
--------------
select replace("aaaa","a","b"),replace("aaaa","aa","b"),replace("aaaa","a","bb"),replace("aaaa","","b"),replace("bbbb","a","c")
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replace("aaaa","a","b") replace("aaaa","aa","b") replace("aaaa","a","bb") replace("aaaa","","b") replace("bbbb","a","c")
bbbb bb bbbbbbbb aaaa bbbb
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select replace(concat(lcase(concat("THIS"," ","IS"," ","A"," ")),ucase("false")," ","test"),"FALSE","REAL")
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replace(concat(lcase(concat("THIS"," ","IS"," ","A"," ")),ucase("false")," ","test"),"FALSE","REAL")
this is a REAL test
--------------
select soundex(""),soundex("he"),soundex("hello all folks")
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soundex("") soundex("he") soundex("hello all folks")
H000 H4142
--------------
select password("test")
--------------
password("test")
378b243e220ca493
--------------
select 0x41,0x41+0,0x41 | 0x7fffffffffffffff | 0,0xffffffffffffffff | 0
--------------
0x41 0x41+0 0x41 | 0x7fffffffffffffff | 0 0xffffffffffffffff | 0
A 65 9223372036854775807 -1
--------------
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 format(1.5555,0),format(123.5555,1),format(1234.5555,2),format(12345.5555,3),format(123456.5555,4),format(1234567.5555,5),format("12345.2399",2)
--------------
format(1.5555,0) format(123.5555,1) format(1234.5555,2) format(12345.5555,3) format(123456.5555,4) format(1234567.5555,5) format("12345.2399",2)
2 123.6 1,234.56 12,345.556 123,456.5555 1,234,567.55550 12,345.24
--------------
select database(),user()
--------------
database() user()
monty
--------------
select null,isnull(null),isnull(1/0),isnull(1/0 = null),ifnull(null,1),ifnull(null,"TRUE"),ifnull("TRUE","ERROR"),1/0 is null,1 is not null
--------------
NULL isnull(null) isnull(1/0) isnull(1/0 = null) ifnull(null,1) ifnull(null,"TRUE") ifnull("TRUE","ERROR") 1/0 is null 1 is not null
NULL 1 1 1 1 TRUE TRUE 1 1
--------------
select 1 | NULL,1 & NULL,1+NULL,1-NULL
--------------
1 | NULL 1 & NULL 1+NULL 1-NULL
NULL NULL NULL NULL
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select NULL=NULL,NULL<>NULL,NULL IS NULL, NULL IS NOT NULL,IFNULL(NULL,1.1)+0,IFNULL(NULL,1) | 0
--------------
NULL=NULL NULL<>NULL NULL IS NULL NULL IS NOT NULL IFNULL(NULL,1.1)+0 IFNULL(NULL,1) | 0
NULL NULL 1 0 1.1 1
--------------
select strcmp("a",NULL),(1<NULL)+0.0,NULL regexp "a",null like "a%","a%" like null
--------------
strcmp("a",NULL) (1<NULL)+0.0 NULL regexp "a" null like "a%" "a%" like null
NULL NULL NULL NULL NULL
--------------
select concat("a",NULL),replace(NULL,"a","b"),replace("string","i",NULL),replace("string",NULL,"i"),insert("abc",1,1,NULL),left(NULL,1)
--------------
concat("a",NULL) replace(NULL,"a","b") replace("string","i",NULL) replace("string",NULL,"i") insert("abc",1,1,NULL) left(NULL,1)
NULL NULL NULL NULL NULL NULL
--------------
select field(NULL,"a","b","c")
--------------
field(NULL,"a","b","c")
0
--------------
select 2 between null and 1,2 between 3 AND NULL,NULL between 1 and 2,2 between NULL and 3, 2 between 1 AND null,2 between null and 1,2 between 3 AND NULL
--------------
2 between null and 1 2 between 3 AND NULL NULL between 1 and 2 2 between NULL and 3 2 between 1 AND null 2 between null and 1 2 between 3 AND NULL
0 0 NULL NULL NULL 0 0
--------------
select insert("aa",100,1,"b"),insert("aa",1,3,"b"),left("aa",-1),substring("a",1,2)
--------------
insert("aa",100,1,"b") insert("aa",1,3,"b") left("aa",-1) substring("a",1,2)
aa b a
--------------
select elt(2,1),field(NULL,"a","b","c")
--------------
elt(2,1) field(NULL,"a","b","c")
NULL 0
--------------
select locate("a","b",2),locate("","a",1),ltrim("a"),rtrim("a")
--------------
locate("a","b",2) locate("","a",1) ltrim("a") rtrim("a")
0 1 a a
--------------
select concat("1","2")|0,concat("1",".5")+0.0
--------------
concat("1","2")|0 concat("1",".5")+0.0
12 1.5
--------------
select from_days(to_days("960101")),to_days(960201)-to_days("19960101"),to_days(curdate()+1)-to_days(curdate()),weekday("1997-01-01")
--------------
from_days(to_days("960101")) to_days(960201)-to_days("19960101") to_days(curdate()+1)-to_days(curdate()) weekday("1997-01-01")
1996-01-01 31 1 2
--------------
select period_add("9602",-12),period_diff(199505,"9404")
--------------
period_add("9602",-12) period_diff(199505,"9404")
199502 13
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select now()-now(),weekday(curdate())-weekday(now()),unix_timestamp()-unix_timestamp(now())
--------------
now()-now() weekday(curdate())-weekday(now()) unix_timestamp()-unix_timestamp(now())
0 0 0
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select now(),now()+0,curdate(),weekday(curdate()),weekday(now()),unix_timestamp(),unix_timestamp(now())
--------------
now() now()+0 curdate() weekday(curdate()) weekday(now()) unix_timestamp() unix_timestamp(now())
1998-08-17 04:24:33 19980817042433 1998-08-17 0 0 903317073 903317073