Managing data conversion for user-defined data types within a database management system

US2015254316A1 · US · A1

Patent metadata
FieldValue
Publication numberUS-2015254316-A1
Application numberUS-201514636320-A
CountryUS
Kind codeA1
Filing dateMar 3, 2015
Priority dateMar 6, 2014
Publication dateSep 10, 2015
Grant date

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Abstract

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Managing data conversion for user-defined data types within a DBMS. A custom data type definition and one or more converters are stored within a database management system. Each converter can convert instances of the custom data type between a binary format and a programming language format. The database management system receives a request for a custom data type instance in a specified programming language format. A converter among the one or more converters converts the custom data type instance expressed in the binary format into a custom data type instance expressed in the specified programming language format, using a custom data type definition from the database management system. The request is responded to with the converted custom data type instance in the specified programming language format.

First claim

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1 . A method for managing data conversion for a custom data type in a database management system, comprising: storing a custom data type definition and one or more converters within a database management system, each converter being operable to convert instances of the custom data type between a binary format and a programming language format; receiving, by the database management system, a request for a custom data type instance in a specified programming language format; converting, by a converter among the one or more converters, the custom data type instance expressed in the binary format into a custom data type instance expressed in the specified programming language format using a custom data type definition from the database management system; and responding to the request with the converted custom data type instance in the specified programming language format. 2 . The method of claim 1 , wherein the custom data type definition is a user defined data type definition. 3 . The method of claim 2 , wherein the user defined type is a compound user type made up from built-in database types. 4 . The method of claim 1 , further comprising: providing a programming language interface for each of the one or more converters to allow calls to the instances of the custom data type. 5 . The method of claim 1 , wherein the custom data type definition and the one or more converters are stored in a catalog of the database management system. 6 . The method of claim 5 , further comprising: determining whether the database management system contains any custom data type definitions by querying the catalog's metadata. 7 . The method of claim 1 , further comprising storing a version for the custom data type definition.

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What does patent US2015254316A1 cover?
Managing data conversion for user-defined data types within a DBMS. A custom data type definition and one or more converters are stored within a database management system. Each converter can convert instances of the custom data type between a binary format and a programming language format. The database management system receives a request for a custom data type instance in a specified program…
Who is the assignee on this patent?
IBM
What technology area does this patent fall under?
Primary CPC classification G06F16/258. Mapped technology areas include Physics.
When was this patent published?
Publication date Thu Sep 10 2015 00:00:00 GMT+0000 (Coordinated Universal Time) (A1). Legal status and post-grant events are not shown on this page.
What related patents are in patentsdb?
We list 8 related publications on this page (citations in our corpus or others sharing the same primary CPC).