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)
  8. mysql> SELECT ipv4_string_to_num('192.168');
  9. ERROR 1105 (HY000): errCode = 2, detailMessage = (172.17.0.2)[CANCELLED][INVALID_ARGUMENT][E33] Invalid IPv4 value
  10. mysql> select addr_src, ipv4_string_to_num(addr_src) from ipv4_string_test where addr_src is null;
  11. 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