mirror of https://github.com/mongodb/mongo
45 lines
1.1 KiB
JavaScript
45 lines
1.1 KiB
JavaScript
// Cannot implicitly shard accessed collections because of following errmsg: A single
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// update/delete on a sharded collection must contain an exact match on _id or contain the shard
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// key.
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// @tags: [assumes_unsharded_collection, requires_non_retryable_writes]
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// Basic examples for $mul (multiply)
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var res;
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var coll = db.update_mul;
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coll.drop();
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// $mul positive
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coll.remove({});
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coll.save({_id: 1, a: 2});
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res = coll.update({}, {$mul: {a: 10}});
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assert.commandWorked(res);
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assert.eq(coll.findOne().a, 20);
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// $mul negative
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coll.remove({});
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coll.save({_id: 1, a: 2});
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res = coll.update({}, {$mul: {a: -10}});
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assert.commandWorked(res);
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assert.eq(coll.findOne().a, -20);
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// $mul zero
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coll.remove({});
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coll.save({_id: 1, a: 2});
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res = coll.update({}, {$mul: {a: 0}});
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assert.commandWorked(res);
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assert.eq(coll.findOne().a, 0);
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// $mul decimal
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coll.remove({});
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coll.save({_id: 1, a: 2});
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res = coll.update({}, {$mul: {a: 1.1}});
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assert.commandWorked(res);
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assert.eq(coll.findOne().a, 2.2);
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// $mul negative decimal
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coll.remove({});
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coll.save({_id: 1, a: 2});
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res = coll.update({}, {$mul: {a: -0.1}});
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assert.commandWorked(res);
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assert.eq(coll.findOne().a, -0.2);
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