static char *base36enc(long unsigned int value) {
char base36[36] = "0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ";
/* log(2**64) / log(36) = 12.38 => max 13 char + '\0' */
char buffer[14];
unsigned int offset = sizeof(buffer);
buffer[--offset] = '\0';
do {
buffer[--offset] = base36[value % 36];
} while (value /= 36);
return strdup(&buffer[offset]); // warning: this must be free-d by the user
}
static long unsigned int base36dec(const char *text) {
return strtoul(text, NULL, 36);
}
Types of Table
Order |
Code |
Types |
Purpose |
Tables |
Views
|
F |
A |
Audit |
Audit Tables |
M00TA00X00 ~ MZZTAZZX00 |
M00VA00X00 ~ MZZVAZZXZZ
|
D |
E |
Entries |
Entries Tables |
M00TE00X00 ~ MZZTEZZX00 |
M00VE00X00 ~ MZZVEZZXZZ
|
A |
I |
Identity |
Identity Tables |
M00TI00X00 ~ MZZTIZZX00 |
M00VI00X00 ~ MZZVIZZXZZ
|
E |
J |
Join |
Join Tables n - n |
M00TJ00X00 ~ MZZTJZZX00 |
M00VJ00X00 ~ MZZVJZZXZZ
|
G |
L |
Local |
Local Tables |
M00TL00X00 ~ MZZTLZZX00 |
M00VL00X00 ~ MZZVLZZXZZ
|
B |
M |
Metadata |
Metadata Tables |
M00TM00X00 ~ MZZTMZZX00 |
M00VM00X00 ~ MZZVMZZXZZ
|
C |
S |
Settings |
Settings Tables |
M00TS00X00 ~ MZZTSZZX00 |
M00VS00X00 ~ MZZVSZZXZZ
|
H |
V |
Versions |
Versions Tables |
M00TV00X00 ~ MZZTVZZX00 |
M00VV00X00 ~ MZZVVZZXZZ
|
Nomenclature
[M]{1}────────────────M ─┐
│
[0-9A-Z]{2}───────────00─┼─M00T─┐
│ │
[T|V]{1}──────────────T ─┘ │
│
[A|E|I|J|L|M|S|V]{1}──M ─┐ │
├─M00 ─┼─M00TM00X00
[0-9A-Z]{2}───────────00─┘ │
│
[X]{1}────────────────X ─┐ │
├─X00 ─┘
[0-9A-Z]{2}───────────00─┘
Audit Tables
[M]{1}───────M ─┐
│
[0-9A-Z]{2}──00─┼─M00T─┐
│ │
[T|V]{1}─────T ─┘ │
│
[A]{1}───────A ─┐ │
├─A00 ─┼─M00TA00X00
[0-9A-Z]{2}──00─┘ │
│
[X]{1}───────X ─┐ │
├─X00 ─┘
[0]{2}───────00─┘
|
Entries Tables
[M]{1}───────M ─┐
│
[0-9A-Z]{2}──00─┼─M00T─┐
│ │
[T|V]{1}─────T ─┘ │
│
[E]{1}───────E ─┐ │
├─E00 ─┼─M00TE00X00
[0-9A-Z]{2}──00─┘ │
│
[X]{1}───────X ─┐ │
├─X00 ─┘
[0]{2}───────00─┘
|
Identity Tables
[M]{1}───────M ─┐
│
[0-9A-Z]{2}──00─┼─M00T─┐
│ │
[T|V]{1}─────T ─┘ │
│
[I]{1}───────I ─┐ │
├─I00 ─┼─M00TI00X00
[0-9A-Z]{2}──00─┘ │
│
[X]{1}───────X ─┐ │
├─X00 ─┘
[0]{2}───────00─┘
|
Join Tables
[M]{1}───────M ─┐
│
[0-9A-Z]{2}──00─┼─M00T─┐
│ │
[T|V]{1}─────T ─┘ │
│
[J]{1}───────J ─┐ │
├─J00 ─┼─M00TJ00X00
[0-9A-Z]{2}──00─┘ │
│
[X]{1}───────X ─┐ │
├─X00 ─┘
[0]{2}───────00─┘
|
Local Tables
[M]{1}───────M ─┐
│
[0-9A-Z]{2}──00─┼─M00T─┐
│ │
[T|V]{1}─────T ─┘ │
│
[L]{1}───────L ─┐ │
├─L00 ─┼─M00TL00X00
[0-9A-Z]{2}──00─┘ │
│
[X]{1}───────X ─┐ │
├─X00 ─┘
[0]{2}───────00─┘
|
Metadata Tables
[M]{1}───────M ─┐
│
[0-9A-Z]{2}──00─┼─M00T─┐
│ │
[T|V]{1}─────T ─┘ │
│
[M]{1}───────M ─┐ │
├─M00 ─┼─M00TM00X00
[0-9A-Z]{2}──00─┘ │
│
[X]{1}───────X ─┐ │
├─X00 ─┘
[0]{2}───────00─┘
|
Settings Tables
[M]{1}───────M ─┐
│
[0-9A-Z]{2}──00─┼─M00T─┐
│ │
[T|V]{1}─────T ─┘ │
│
[S]{1}───────S ─┐ │
├─S00 ─┼─M00TS00X00
[0-9A-Z]{2}──00─┘ │
│
[X]{1}───────X ─┐ │
├─X00 ─┘
[0]{2}───────00─┘
|
Versions Tables
[M]{1}───────M ─┐
│
[0-9A-Z]{2}──00─┼─M00T─┐
│ │
[T|V]{1}─────T ─┘ │
│
[V]{1}───────V ─┐ │
├─V00 ─┼─M00TV00X00
[0-9A-Z]{2}──00─┘ │
│
[X]{1}───────X ─┐ │
├─X00 ─┘
[0]{2}───────00─┘
|
Data Size Convention
;data size convention (where n is integer number)
STRING : 1 + 2 + 4 + 08 + 16 + 32 + 64 + 128 + 256 + 2^n
NUMBER : 3 + 6 + 9 + 12 + 15 + 18 + 21 + 024
DATE : yyyy-MM-dd | yyyy-MM-dd'T'HH:mm:ss
BOOLEAN : 0 + 1
Id Field Convention
JavaScript
var Chorke=Chorke||(function(me){
me = {
$class : 'Chorke',
$package : 'Default',
};
return me;
})();
/**
* @public
* @static
*/
;Chorke.Base36||(function($, me, RADIX){
RADIX = 36;
me = {
$package: 'Chorke',
$class : 'Chorke.Base36',
Encode : function(number, base36){
base36 = (number).toString(RADIX)
base36 = base36.toUpperCase()
return base36
},
Decode : function(base36, number){
number = parseInt(base36, RADIX)
return number
}
};
$.Base36 = me;
})(Chorke);
|
/**
* @public
* @static
*/
;Chorke.Severity||(function($, w, me){
me = {
$package: 'Chorke',
$class : 'Chorke.Severity',
Info : function(message){
w.console&&w.console.info(message)
}
};
$.Severity = me;
})(Chorke, window);
/**
* @anonymous
* @static
*/
(function($){
$.Severity.Info($.Base36.Encode(123456789));
$.Severity.Info($.Base36.Decode("2R4Y"));
})(Chorke);
// Output
// 21I3V9
// 128482
|
Java
public class Base36 {
public static final int RADIX = 36;
public static String encode(int integer) {
String base36 = Integer.toString(integer, RADIX);
return base36.toUpperCase();
}
public static int decode(String base36) {
String lower = base36.toLowerCase();
return Integer.parseInt(lower, RADIX);
}
}
Size Index
Base36 Start |
Base36 End |
Decimal Start |
Decimal End |
No.of Elements |
Usages as ID
|
0 |
z |
0 |
35 |
36 |
type , site , status , group , category
|
10 |
zz |
36 |
1,295 |
1,260 |
type , user , module , table , project
|
100 |
zzz |
1,296 |
46,655 |
45,360 |
type , group , category , subcategory
|
1,000 |
z,zzz |
46,656 |
1,679,615 |
1,632,960 |
user , category , subcategory
|
10,000 |
zz,zzz |
1,679,616 |
60,466,175 |
58,786,560 |
category , subcategory , branch
|
100,000 |
zzz,zzz |
60,466,176 |
2,176,782,335 |
2,116,316,160 |
user , admin , manager
|
1,000,000 |
z,zzz,zzz |
2,176,782,336 |
78,364,164,095 |
76,187,381,760 |
oauth , client , commit , invoice
|
10,000,000 |
zz,zzz,zzz |
78,364,164,096 |
2,821,109,907,455 |
2,742,745,743,360 |
user , civic , staff , visa , passport
|
100,000,000 |
zzz,zzz,zzz |
2,821,109,907,456 |
101,559,956,668,415 |
98,738,846,760,960 |
cheque , invoice , certificate
|
1,000,000,000 |
z,zzz,zzz,zzz |
101,559,956,668,416 |
3,656,158,440,062,975 |
3,554,598,483,394,560 |
user , account , wallet , qrcode
|
References