IS_IPV4_COMPAT

MariaDB starting with 10.0.12

IS_IPV4_COMPAT() has been available since MariaDB 10.0.12.

Syntax

IS_IPV4_COMPAT(expr)

Description

Returns 1 if a given numeric binary string IPv6 address, such as returned by INET6_ATON(), is IPv4-compatible, otherwise returns 0.

Examples

SELECT IS_IPV4_COMPAT(INET6_ATON('::10.0.1.1'));
+------------------------------------------+
| IS_IPV4_COMPAT(INET6_ATON('::10.0.1.1')) |
+------------------------------------------+
|                                        1 |
+------------------------------------------+

SELECT IS_IPV4_COMPAT(INET6_ATON('::48f3::d432:1431:ba23:846f'));
+-----------------------------------------------------------+
| IS_IPV4_COMPAT(INET6_ATON('::48f3::d432:1431:ba23:846f')) |
+-----------------------------------------------------------+
|                                                         0 |
+-----------------------------------------------------------+

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