MySQL Tutorial/String Functions/EXPORT SET — различия между версиями
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Текущая версия на 09:49, 26 мая 2010
EXPORT_SET(bits,on,off[,separator[,number_of_bits]])
Set in the value bits by on string and off string.
Separated is set by the separator string.
The default is the comma character ",".
The number of bits is set by number_of_bits.
number_of_bits defaults to 64.
mysql>
mysql> SELECT EXPORT_SET(5,"Y","N",",",4);
+-----------------------------+
| EXPORT_SET(5,"Y","N",",",4) |
+-----------------------------+
| Y,N,Y,N |
+-----------------------------+
1 row in set (0.00 sec)
mysql>
SELECT EXPORT_SET(6,"1","0",",",10);
mysql>
mysql>
mysql> SELECT EXPORT_SET(6,"1","0",",",10);
+------------------------------+
| EXPORT_SET(6,"1","0",",",10) |
+------------------------------+
| 0,1,1,0,0,0,0,0,0,0 |
+------------------------------+
1 row in set (0.00 sec)
mysql>