IPV4_STRING_TO_NUM

SinceVersion dev

IPV4_STRING_TO_NUM

description

Syntax

BIGINT IPV4_STRING_TO_NUM(VARCHAR ipv4_string)

获取包含 IPv4 地址的字符串，格式为 A.B.C.D（点分隔的十进制数字）。返回一个 BIGINT 数字，表示相应的大端 IPv4 地址。

notice

如果输入字符串不是有效的 IPv4 地址或者NULL，将返回错误

example

1. mysql> select ipv4_string_to_num('192.168.0.1');
2. +-----------------------------------+
3. | ipv4_string_to_num('192.168.0.1') |
4. +-----------------------------------+
5. | 3232235521                        |
6. +-----------------------------------+
7. 1 row in set (0.01 sec)

9. mysql> SELECT ipv4_string_to_num('192.168');
10. ERROR 1105 (HY000): errCode = 2, detailMessage = (172.17.0.2)[CANCELLED][INVALID_ARGUMENT][E33] Invalid IPv4 value

12. mysql> select addr_src, ipv4_string_to_num(addr_src) from ipv4_string_test where addr_src is null;
13. ERROR 1105 (HY000): errCode = 2, detailMessage = (172.17.0.2)[CANCELLED][E33] Null Input, you may consider convert it to a valid default IPv4 value like '0.0.0.0' first

keywords

IPV4_STRING_TO_NUM, IP