Convention for Database Tables: Difference between revisions
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|- | |- | ||
| <code>1,000,000,000</code> || <code>z,zzz,zzz,zzz</code> || <code>101,559,956,668,416</code> || <code>3,656,158,440,062,975</code> || <code>3,554,598,483,394,560</code> || <code>user</code>, <code>account</code>, <code>wallet</code>, <code>qrcode</code> | | <code>1,000,000,000</code> || <code>z,zzz,zzz,zzz</code> || <code>101,559,956,668,416</code> || <code>3,656,158,440,062,975</code> || <code>3,554,598,483,394,560</code> || <code>user</code>, <code>account</code>, <code>wallet</code>, <code>qrcode</code> | ||
|} | |||
===Base Index=== | |||
{|class="wikitable" style="text-align:center" | |||
|- | |||
!scope="col"| Index !!scope="col"| Binary !!scope="col"| Char | |||
|rowspan="17"| | |||
!scope="col"| Index !!scope="col"| Binary !!scope="col"| Char | |||
|rowspan="17"| | |||
!scope="col"| Index !!scope="col"| Binary !!scope="col"| Char | |||
|rowspan="17"| | |||
!scope="col"| Index !!scope="col"| Binary !!scope="col"| Char | |||
|- | |||
| 0 || 000000 || <code>0</code> || 16 || 010000 || <code>G</code> || 32 || 100000 || <code>W</code> || 48 || 110000 || <code>m</code> | |||
|- | |||
| 1 || 000001 || <code>1</code> || 17 || 010001 || <code>H</code> || 33 || 100001 || <code>X</code> || 49 || 110001 || <code>n</code> | |||
|- | |||
| 2 || 000010 || <code>2</code> || 18 || 010010 || <code>I</code> || 34 || 100010 || <code>Y</code> || 50 || 110010 || <code>o</code> | |||
|- | |||
| 3 || 000011 || <code>3</code> || 19 || 010011 || <code>J</code> || 35 || 100011 || <code>Z</code> || 51 || 110011 || <code>p</code> | |||
|- | |||
| 4 || 000100 || <code>4</code> || 20 || 010100 || <code>K</code> || 36 || 100100 || <code>a</code> || 52 || 110100 || <code>q</code> | |||
|- | |||
| 5 || 000101 || <code>5</code> || 21 || 010101 || <code>L</code> || 37 || 100101 || <code>b</code> || 53 || 110101 || <code>r</code> | |||
|- | |||
| 6 || 000110 || <code>6</code> || 22 || 010110 || <code>M</code> || 38 || 100110 || <code>c</code> || 54 || 110110 || <code>s</code> | |||
|- | |||
| 7 || 000111 || <code>7</code> || 23 || 010111 || <code>N</code> || 39 || 100111 || <code>d</code> || 55 || 110111 || <code>t</code> | |||
|- | |||
| 8 || 001000 || <code>8</code> || 24 || 011000 || <code>O</code> || 40 || 101000 || <code>e</code> || 56 || 111000 || <code>u</code> | |||
|- | |||
| 9 || 001001 || <code>9</code> || 25 || 011001 || <code>P</code> || 41 || 101001 || <code>f</code> || 57 || 111001 || <code>v</code> | |||
|- | |||
| 10 || 001010 || <code>A</code> || 26 || 011010 || <code>Q</code> || 42 || 101010 || <code>g</code> || 58 || 111010 || <code>w</code> | |||
|- | |||
| 11 || 001011 || <code>B</code> || 27 || 011011 || <code>R</code> || 43 || 101011 || <code>h</code> || 59 || 111011 || <code>x</code> | |||
|- | |||
| 12 || 001100 || <code>C</code> || 28 || 011100 || <code>S</code> || 44 || 101100 || <code>i</code> || 60 || 111100 || <code>y</code> | |||
|- | |||
| 13 || 001101 || <code>D</code> || 29 || 011101 || <code>T</code> || 45 || 101101 || <code>j</code> || 61 || 111101 || <code>z</code> | |||
|- | |||
| 14 || 001110 || <code>E</code> || 30 || 011110 || <code>U</code> || 46 || 101110 || <code>k</code> || 62 || 111110 || <code>_</code> | |||
|- | |||
| 15 || 001111 || <code>F</code> || 31 || 011111 || <code>V</code> || 47 || 101111 || <code>l</code> || 63 || 111111 || <code>.</code> | |||
|} | |} | ||
Revision as of 17:56, 15 May 2020
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 , executive
|
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
|
Base Index
Index | Binary | Char | Index | Binary | Char | Index | Binary | Char | Index | Binary | Char | |||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
0 | 000000 | 0 |
16 | 010000 | G |
32 | 100000 | W |
48 | 110000 | m
| |||
1 | 000001 | 1 |
17 | 010001 | H |
33 | 100001 | X |
49 | 110001 | n
| |||
2 | 000010 | 2 |
18 | 010010 | I |
34 | 100010 | Y |
50 | 110010 | o
| |||
3 | 000011 | 3 |
19 | 010011 | J |
35 | 100011 | Z |
51 | 110011 | p
| |||
4 | 000100 | 4 |
20 | 010100 | K |
36 | 100100 | a |
52 | 110100 | q
| |||
5 | 000101 | 5 |
21 | 010101 | L |
37 | 100101 | b |
53 | 110101 | r
| |||
6 | 000110 | 6 |
22 | 010110 | M |
38 | 100110 | c |
54 | 110110 | s
| |||
7 | 000111 | 7 |
23 | 010111 | N |
39 | 100111 | d |
55 | 110111 | t
| |||
8 | 001000 | 8 |
24 | 011000 | O |
40 | 101000 | e |
56 | 111000 | u
| |||
9 | 001001 | 9 |
25 | 011001 | P |
41 | 101001 | f |
57 | 111001 | v
| |||
10 | 001010 | A |
26 | 011010 | Q |
42 | 101010 | g |
58 | 111010 | w
| |||
11 | 001011 | B |
27 | 011011 | R |
43 | 101011 | h |
59 | 111011 | x
| |||
12 | 001100 | C |
28 | 011100 | S |
44 | 101100 | i |
60 | 111100 | y
| |||
13 | 001101 | D |
29 | 011101 | T |
45 | 101101 | j |
61 | 111101 | z
| |||
14 | 001110 | E |
30 | 011110 | U |
46 | 101110 | k |
62 | 111110 | _
| |||
15 | 001111 | F |
31 | 011111 | V |
47 | 101111 | l |
63 | 111111 | .
|