/**
* Register statistic information about usage of index in {@link OProfilerStub}.
*
* @param index which usage is registering.
*/
private void updateStatistic(OIndex<?> index) {
final OProfiler profiler = Orient.instance().getProfiler();
if (profiler.isRecording()) {
Orient.instance()
.getProfiler()
.updateCounter(
profiler.getDatabaseMetric(index.getDatabaseName(), "query.indexUsed"),
"Used index in query",
+1);
final int paramCount = index.getDefinition().getParamCount();
if (paramCount > 1) {
final String profiler_prefix =
profiler.getDatabaseMetric(index.getDatabaseName(), "query.compositeIndexUsed");
profiler.updateCounter(profiler_prefix, "Used composite index in query", +1);
profiler.updateCounter(
profiler_prefix + "." + paramCount,
"Used composite index in query with " + paramCount + " params",
+1);
}
}
}
