feat(core): add ipv4 netmask function #3624
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ideoma
reviewed
Aug 8, 2023
core/src/main/java/io/questdb/griffin/engine/functions/math/IPv4StrNetmaskFunctionFactory.java
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[PR Coverage check]😍 pass : 13 / 13 (100.00%) file detail
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bluestreak01
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Aug 10, 2023
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Adds a netmask parsing function to create additional functionality for #3523. This function takes a string argument in the format
22.59.138.9/8and returns its netmask (255.0.0.0) in IPv4 format.Use case: Obtaining the broadcast bitmask for an ip address via performing bitwise NOT on the netmask. Apply a bitwise OR to this result to obtain the broadcast address of an ip address.
Example: