module MongoOperation: sig .. end
This module defines the types of operation that are used in MongoDB requests and replies.
exception Unknown_op_code
Raised when dealing with an unknown operation code
type
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OP_REPLY |
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OP_UPDATE |
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OP_INSERT |
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RESERVED |
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OP_QUERY |
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OP_GET_MORE |
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OP_DELETE |
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OP_KILL_CURSORS |
type of operations allowed in MongoDB
Convert between operation and int32 code
val to_code : t -> int32
convert an operation to an int32
val of_code : int32 -> t
convert an int32 to an operation, Unknwon_op_code will be raised if the code cannot be recognised