Struct QueryProfilingSession 

pub struct QueryProfilingSession { /* private fields */ }

Active profiling session for a single query

Implementations

impl QueryProfilingSession

pub fn start_phase(&mut self, phase: &str)

Mark the start of a phase (parsing, planning, execution)

pub fn end_phase(&mut self, phase: &str)

Mark the end of a phase and record its duration

pub fn record_pattern(&mut self, pattern: String)

Record a pattern match

pub fn record_index_access(&mut self, index_name: String)

Record an index access

pub fn record_join(&mut self)

Record a join operation

pub fn record_triples_matched(&mut self, count: u64)

Record triples matched

pub fn record_results(&mut self, count: u64)

Record results produced

pub fn record_cache_access(&mut self, hit: bool)

Record cache hit/miss

pub fn set_plan_hash(&mut self, hash: u64)

Set plan hash for deduplication

pub fn finish(self) -> QueryStatistics

Finish profiling and return statistics