Function explain_ExecutorRun

contrib/auto_explain/auto_explain.c:343–360

* ExecutorRun hook: all we need do is track nesting depth */

 * ExecutorRun hook: all we need do is track nesting depth
 */
static void
explain_ExecutorRun(QueryDesc *queryDesc, ScanDirection direction,
					uint64 count, bool execute_once)
{
	nesting_level++;
	PG_TRY();
	{
		if (prev_ExecutorRun)
			prev_ExecutorRun(queryDesc, direction, count, execute_once);
		else
			standard_ExecutorRun(queryDesc, direction, count, execute_once);
	}
	PG_FINALLY();
	{
		nesting_level--;
	}
	PG_END_TRY();
}

/*
 * ExecutorFinish hook: all we need do is track nesting depth