IPV4_NUM_TO_STRING
IPV4_NUM_TO_STRING
IPV4_NUM_TO_STRING
Description
Syntax
VARCHAR IPV4_NUM_TO_STRING(BIGINT ipv4_num)
VARCHAR INET_NTOA(BIGINT ipv4_num)
Takes a Int16、Int32、Int64 number. Interprets it as an IPv4 address in big endian. Returns a string containing the corresponding IPv4 address in the format A.B.C.d (dot-separated numbers in decimal form).
Notice
Will return NULL
if the input parameter is negative or larger than 4294967295
(num value of '255.255.255.255'
). This function has an alias INET_NOTA
.
Example
mysql> select ipv4_num_to_string(3232235521);
+--------------------------------+
| ipv4_num_to_string(3232235521) |
+--------------------------------+
| 192.168.0.1 |
+--------------------------------+
1 row in set (0.01 sec)
mysql> select num,ipv4_num_to_string(num) from ipv4_bi;
+------------+---------------------------+
| num | ipv4_num_to_string(`num`) |
+------------+---------------------------+
| -1 | NULL |
| 0 | 0.0.0.0 |
| 2130706433 | 127.0.0.1 |
| 4294967295 | 255.255.255.255 |
| 4294967296 | NULL |
+------------+---------------------------+
7 rows in set (0.01 sec)
Keywords
IPV4_NUM_TO_STRING, INET_NTOA, IP