Method remove

nodedb/src/engine/kv/index.rs:58–68

Remove a (value, primary_key) pair from the index. Returns true if the pair was found and removed.

(&mut self, field_value: &[u8], primary_key: &[u8])

    ///
    /// Returns true if the pair was found and removed.
    pub fn remove(&mut self, field_value: &[u8], primary_key: &[u8]) -> bool {
        if let Some(keys) = self.tree.get_mut(field_value) {
            let removed = keys.remove(primary_key);
            if keys.is_empty() {
                self.tree.remove(field_value);
            }
            removed
        } else {
            false
        }
    }

    /// Exact-match lookup: find all primary keys where field == value.
    pub fn lookup_eq(&self, field_value: &[u8]) -> Vec<&[u8]> {