ip_prefix_length function

Applies to: check marked yes Databricks Runtime 18.2 and above

Important

This feature is in Beta. Workspace admins can control access to this feature from the Previews page. See Manage Azure Databricks previews.

Returns the prefix length of an IPv4 or IPv6 CIDR block.

Syntax

ip_prefix_length ( cidr )

Arguments

  • cidr: A STRING or BINARY value representing a valid IPv4 or IPv6 CIDR block.

Returns

An INTEGER representing the prefix length of the CIDR block.

The function returns NULL if the input is NULL.

Error conditions

Examples

> SELECT ip_prefix_length('192.168.1.1/24');
  24

> SELECT ip_prefix_length('2001:db8::1/64');
  64

> SELECT ip_prefix_length('::ffff:192.0.2.1/96');
  96

> SELECT ip_prefix_length(X'C0A8010118');
  24

> SELECT ip_prefix_length(NULL);
  NULL

> SELECT ip_prefix_length('192.168.1.5');
  Error: INVALID_CIDR_BLOCK
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