// Test a query with 200 $or clauses t = db.jstests_orf; t.drop(); var a = []; var expectBounds = []; for (var i = 0; i < 200; ++i) { a.push({_id: i}); expectBounds.push([i, i]); } a.forEach(function(x) { t.save(x); }); // This $or query is answered as an index scan over // a series of _id index point intervals. explain = t.find({$or: a}).hint({_id: 1}).explain(true); printjson(explain); assert.eq(200, explain.executionStats.nReturned, 'n'); assert.eq(200, explain.executionStats.totalKeysExamined, 'keys examined'); assert.eq(200, explain.executionStats.totalDocsExamined, 'docs examined'); assert.eq(200, t.count({$or: a}));