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# applyOps IDL File

global:
    cpp_namespace: "mongo::repl"

imports:
    - "mongo/idl/basic_types.idl"

structs:
    ApplyOpsCommandInfoBase:
        description: A document that represents an applyOps command.
        immutable: true
        strict: false
        fields:
            applyOps:
                cpp_name: operations
                type: array<object>
                description: "The operations to apply"

            allowAtomic:
                cpp_name: allowAtomic
                type: bool
                default: true
                description: "If 'allowAtomic' is true, applyOps() determines if all the given
                              operations can be processed inside one WriteUnitOfWork. Set this flag
                              to false to disable this 'atomic' mode."

            alwaysUpsert:
                cpp_name: alwaysUpsert
                type: bool
                default: true
                description: "Affects update operations. Set 'alwaysUpsert' to false in the command
                              object to never insert a new document if no document matches the query
                              criteria in an update operation."

            preCondition:
                cpp_name: preCondition
                type: array<object>
                optional: true
                description: "applyOps supports checking the documents of existing collections
                              before proceeding to execute the given operations. This flag is set to
                              true if the 'preCondition' option is provided."