Refs #81768: Added checks to prevent creating additional indexes on _id field. - #4
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atifa-perveen wants to merge 2 commits into
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Refs #81768: Added checks to prevent creating additional indexes on _id field.#4atifa-perveen wants to merge 2 commits into
atifa-perveen wants to merge 2 commits into
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…id field. Sparse, unique and background options cannot be provided with index on primary key. Mongo 3.4 has strict validations on index creations and throws exceptions instead of just warnings.
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Index on _id field is created automatically when a collection is created. We do not need to recreate an index when it is already present.