59 lines
1.8 KiB
JavaScript
59 lines
1.8 KiB
JavaScript
// $or clause deduping with result set sizes > 101 (smaller result sets are now also deduped by the
|
|
// query optimizer cursor).
|
|
|
|
(function() {
|
|
'use strict';
|
|
|
|
const collNamePrefix = 'jstests_orp_';
|
|
let collCount = 0;
|
|
let docId = 0;
|
|
|
|
let t = db.getCollection(collNamePrefix + collCount++);
|
|
t.drop();
|
|
|
|
assert.commandWorked(t.createIndexes([{a: 1}, {b: 1}, {c: 1}]));
|
|
|
|
let docs = [];
|
|
for (let i = 0; i < 110; ++i) {
|
|
docs.push({_id: docId++, a: 1, b: 1});
|
|
}
|
|
assert.commandWorked(t.insert(docs));
|
|
|
|
// Deduping results from the previous clause.
|
|
assert.eq(docs.length, t.countDocuments({$or: [{a: 1}, {b: 1}]}));
|
|
|
|
// Deduping results from a prior clause.
|
|
assert.eq(docs.length, t.countDocuments({$or: [{a: 1}, {c: 1}, {b: 1}]}));
|
|
assert.commandWorked(t.insert({_id: docId++, c: 1}));
|
|
assert.eq(docs.length + 1, t.countDocuments({$or: [{a: 1}, {c: 1}, {b: 1}]}));
|
|
|
|
// Deduping results that would normally be index only matches on overlapping and double scanned $or
|
|
// field regions.
|
|
t = db.getCollection(collNamePrefix + collCount++);
|
|
t.drop();
|
|
assert.commandWorked(t.createIndex({a: 1, b: 1}));
|
|
docs = [];
|
|
let k = 11;
|
|
for (let i = 0; i < k; ++i) {
|
|
for (let j = 0; j < k; ++j) {
|
|
docs.push({_id: docId++, a: i, b: j});
|
|
}
|
|
}
|
|
assert.commandWorked(t.insert(docs));
|
|
assert.eq(k * k,
|
|
t.countDocuments({$or: [{a: {$gte: 0}, b: {$gte: 0}}, {a: {$lte: k}, b: {$lte: k}}]}));
|
|
|
|
// Deduping results from a clause that completed before the multi cursor takeover.
|
|
t = db.getCollection(collNamePrefix + collCount++);
|
|
t.drop();
|
|
assert.commandWorked(t.createIndexes([{a: 1}, {b: 1}]));
|
|
docs = [];
|
|
k = 120;
|
|
docs.push({_id: docId++, a: 1, b: k});
|
|
for (let i = 0; i < k; ++i) {
|
|
docs.push({_id: docId++, b: i});
|
|
}
|
|
assert.commandWorked(t.insert(docs));
|
|
assert.eq(k + 1, t.countDocuments({$or: [{a: 1}, {b: {$gte: 0}}]}));
|
|
})();
|