Some embodiments relate to database systems. In particular, some embodiments concern an enterprise performance management planning model for an enterprise database.
A business or enterprise may be interested in planning for future operations. For example, an enterprise might want to decide if new employees should be added to the business or if another manufacturing plant should be built. To facilitate this type of business planning, predicted values of future business data elements may be generated. For example, a business might predict future sales values (e.g., on a region-by-region basis as well as an overall sales value), profits, etc. Note that predicted future business values may be based on prior actual business values. For example, a business might predict or project that revenues next year will increase 5% as compared to this year's actual revenue.
Typically, an enterprise database storing actual business data may be used by a planning application executing at an application server to generate business predictions. The planning application may request actually business data then use those values to generate predicted data at the application server. The predicted data may then be included in reports, displays, etc. to facilitate business planning. Such an approach, however, may have performance implications. For example, substantial amounts of data may be transferred from the database to the application server and/or mass operations may need to be performed at the application server. Thus, it may be desirable to facilitate implementation of business planning in connection with an enterprise database in an efficient and accurate manner.
A business or enterprise may be interested in planning for future operations. For example, an enterprise might want to decide if new employees should be added to the business or if another manufacturing plant should be built. To facilitate this type of business planning, predicted or other values of future business data elements may be generated. For example, a business might predict future sales values (e.g., on a region-by-region basis as well as an overall sales value), profits, etc. Note that predicted future business values may be based on prior actual business values. For example, a business might predict or project that revenues next year will increase 5% as compared to this year's actual revenue.
Such an approach, however, may have performance implications. For example, substantial amounts of data may be transferred from the enterprise database 110 to the application server 150 and/or mass operations may need to be performed at the application server 150. According to some embodiments described herein, when only a fraction of the data needs to be displayed (e.g., at an aggregated level), mass operations might be performed at the enterprise database 110, where the substantial amount of data resides, and/or calculations may be performed for the requested aggregates at the enterprise database 110 itself. Moreover, only the data requested to be displayed might be transmitted to the application server 150 or even directly to a User Interface (“UI”). For example,
The enterprise database 210 may communicate with one or more database applications (not shown in
The data of the enterprise database 210 may be received from disparate hardware and software systems, some of which are not inter-operational with one another. The systems may comprise, for example, a back-end data environment employed in a business or industrial context. The data may be pushed to the enterprise database 210 and/or provided in response to queries received therefrom.
Although embodiments are described with respect to the enterprise database 210, embodiments may also be implemented within one or more nodes of a distributed database, each of which comprises an executing process, a cache and/or a datastore. The data stored in the datastores of each node, taken together, may represent the full database, and the database server processes of each node operate to transparently provide the data of the full database to the aforementioned database applications. The enterprise database 210 may also or alternatively support multi-tenancy by providing multiple logical database systems which are programmatically isolated from one another.
The enterprise database 210 and each element thereof may also include other unshown elements that may be used during operation thereof, such as any suitable program code, scripts, or other functional data that is executable to interface with other elements, other applications, other data files, operating system files, and device drivers. These elements are known to those in the art, and are therefore not described in detail herein. Note that any of the embodiments described herein might be implemented with an in-memory enterprise database or any other type of database.
A database server process may receive requests for data (e.g., SQL requests from a database application), may retrieve the requested data from the actual business data 220 or from a cache, and may return the requested data to the requestor. In some embodiments, a database server process may include an SQL manager to process received SQL statements and a data access manager to manage access to stored data.
The enterprise database 210 may comprise and/or may be implemented by computer-executable program code. For example, the enterprise database 210 may comprise one or more hardware devices, including at least one processor to execute program code so as to cause the one or more hardware devices to provide a database server process. The enterprise database 210 may also include configuration files defining properties of the system (e.g., a size and physical location of each data volume, a maximum number of data volumes in a datastore, etc.). Moreover, the enterprise database 210 may typically includes system files, database parameters, paths, user information and any other suitable information, including metadata describing the database objects that are stored therein. The actual business data 220 may comprise one or more data volumes in some embodiments, with each of the one or more data volumes comprising one or more disparate physical systems for storing data. These physical systems may comprise a portion of a physical hard disk, an entire physical hard disk, a storage system composed of several physical hard disks, and/or Random Access Memory (RAM).
According to some embodiments, the enterprise database 210 includes an Enterprise Performance Management (“EPM”) planning model 230 that describes how to access the actual business data 220. Note that the EPM planning model 230 may be executed at runtime where data can be accessed and manipulated. The EPM planning model 230 may be, for example, similar to programming code that instructs the runtime (at which time the runtime is executing on these instructions). The EPM planning model 230 may use the actual business data 220 to generate predicted values that may be stored at an instantiation of a plan data container 240 at the enterprise database 210. In particular,
At S310, actual business data in an enterprise database may be used in accordance with an EPM planning model, stored and executed by a processor at an enterprise database, to automatically generate predicted business data. The EPM planning model might, for example, comprise a business simulation.
At S320, the predicted business data may be stored, by the processor, in an instantiation of a plan data container at the enterprise database. According to some embodiments, a plurality of users may share the actual business data in the enterprise database. In this case, each user may be associated with a different instantiations of the plan data container. Moreover, according to some embodiments, a single user may be associated with a plurality of instantiations of the plan data container. For example, a single user might store a pessimistic prediction in a first instantiation of the plan data container and an optimistic prediction in a second instantiation of the plan data container. Note that, as used herein, the phrase “plan data container” may refer to any abstraction of a container that operates as described herein. It may be instantiated for each user, and a single user might decide to create multiple instantiations to capture different simulations and/or predictions.
For example,
Consider, for example,
The apparatus 600 includes a processor 610 operatively coupled to a communication device 620, a data storage device 630, one or more input devices 640, one or more output devices 650 and a memory 660. The communication device 620 may facilitate communication with external devices, such as a reporting client, or a data storage device. The input device(s) 640 may comprise, for example, a keyboard, a keypad, a computer mouse or other pointing device, a microphone, knob or a switch, an infra-red (IR) port, a docking station, and/or a touch screen. The input device(s) 640 may be used, for example, to enter EPM planning data into apparatus 600. The output device(s) 650 may comprise, for example, a display (e.g., a display screen) a speaker, and/or a printer.
The data storage device 630 may comprise any appropriate persistent storage device, including combinations of magnetic storage devices (e.g., magnetic tape, hard disk drives and flash memory), optical storage devices, Read Only Memory (ROM) devices, etc., while the memory 660 may comprise Random Access Memory (RAM).
Program code associated with the EPM planning model 632 may be executed by a processor 610 to cause the apparatus 600 to perform any one or more of the processes described herein. Embodiments are not limited to execution of these processes by a single apparatus. According to some embodiments, data storage device 630 further includes persisted data such as columnar tables, delta structures and other data associated with a datastore, while the memory 660 may store columnar tables, delta structures and other data described above as being stored in a volatile memory. The data storage device 630 may also store data and other program code for providing additional functionality and/or which are necessary for operation thereof, such as device drivers, operating system files, etc.
The plan data container 840 might comprise, for example, a simple table used to let different planners have different instances of predicted data. Moreover, the plan data container 840 may define a planning structure by referring to a structure which in turn lists a set of fields 870 which reflect dimensions and measures of business data. The plan data container 840 may be altered by algorithms which provide a result that is applied to the plan data container 840, which can also be used as “input data” for other operations. According to some embodiments, the plan data container 840 supports different kinds of persistency levels, such as “transient”, “saved” and/or “published”.
The operations 850 may operate on a structure, consume input data, and produce results. Note that a result may, according to some embodiments, be used as input data such that a plan designer can stitch together a data flow graph of operations. Examples of operations 850 may include calculate, copy, combine, script, and/or lookup. If no appropriate operation 850 is available to express a desired operation, SQL Script (with planning extensions) might be used to code the operation. This may be considered as a planning specific programming language (“Exit”).
The result of an operation may be expressed as entities of an object. Input data may be associated with an abstract class representing all types of input data for an operation 850. For example, concrete classes of input data may include “plan data container”, “data source” and “result”. According to some embodiments, a parameter may replace any sub-class of data. In this sense, a parameter is so to say a configuration of the respective data object which is deferred from design time to runtime. The type definition may help the infrastructure decide if the model is correct. At runtime all parameter definitions associated with an action may be retrieved and provided with values by the client.
A planning algorithm may interface with the plan data container 840 via a query view. Moreover, the planning algorithm may execute operations 850 (e.g., copy, combine, etc.) such as a single activity that may or may not change the data in the plan data container 840. The planning algorithm may point to one result of one operation 850 that operates on a structure by consuming input data and producing a result. Note that a result may, according to some embodiments, be used as input data such that a plan designer can stitch together a data flow graph of operations 850. According to some embodiments, a single operation 850 is an instance of one specific operation offered by the EPM planning model. During instantiation, the interface of the specific operation 850 may need to be satisfied. This might be done explicitly or by defining a parameter which may stand in for missing values.
As used herein, an “action” may express all data changing activities that can be triggered by a user and/or the EPM planning model 830. Note that such a user interaction may require multiple planning activities, which may be represented by a sequence of algorithms. According to some embodiments, a single algorithm alters the data of one specific plan data container 840 and an action lists multiple algorithms (e.g., an action may act across multiple plan data containers 840).
Note that the field 870 may be associated with characteristics (which in turn may be associated with characteristic relationships and/or a hierarchy via a master data container) and/or key-figures. According to some embodiments, the field 870 comprises a representation of a field (column/element) in the context of planning and a data type and size can be either defined explicitly or by pointing to column in a data source. According to some embodiments multiple fields 870 may be combined into a structure that can be used is used to define a structure of the plan data container 840, a result and/or an “operation.”
Moreover, a query column and query data source may consist of multiple query data sources which might be either plan and/or actual data. Actual data might be modeled by specifying the name of an existing database entity or view. Plan data may be specified by pointing to a plan data container of an existing EPM planning model. It may also point to one (or more) actions defined in the same EPM planning model. Those actions may, for example, be used to enter data. Thus, only those actions may be used in a plan query data Source which provide a data entry algorithm for the plan data container 940 it points to.
Thus, embodiments may provide a model for enterprise performance management related data manipulations (calculations, changes, adoptions, etc.). Embodiments may also be seen as new programming language/model for business planning. The database itself may fully support the lifecycle of instances of the model. Embodiments may allow for compilation (design time representation to runtime representation); runtime user specific model instantiation, calculation, storage of simulation data by the user; built in simulation; and server side management of versions of simulation data.
The foregoing diagrams represent logical architectures for describing processes according to some embodiments, and actual implementations may include more or different components arranged in other manners. Other topologies may be used in conjunction with other embodiments. Moreover, each system described herein may be implemented by any number of devices in communication via any number of other public and/or private networks. Two or more of such computing devices may be located remote from one another and may communicate with one another via any known manner of network(s) and/or a dedicated connection. Each device may comprise any number of hardware and/or software elements suitable to provide the functions described herein as well as any other functions. For example, any computing device used in an implementation of systems herein may include a processor to execute program code such that the computing device operates as described.
All systems and processes discussed herein may be embodied in program code stored on one or more computer-readable media. Such media may include, for example, a floppy disk, a CD-ROM, a DVD-ROM, a Flash drive, magnetic tape, and solid state RAM or ROM storage units. Embodiments are therefore not limited to any specific combination of hardware and software.
Elements described herein as communicating with one another are directly or indirectly capable of communicating over different systems for transferring data, including but not limited to shared memory communication, a local area network, a wide area network, a telephone network, a cellular network, a fiber-optic network, a satellite network, an infrared network, a radio frequency network, and any other type of network that may be used to transmit information between devices. Moreover, communication between systems may proceed over any one or more transmission protocols that are or become known, such as Asynchronous Transfer Mode (ATM), Internet Protocol (IP), Hypertext Transfer Protocol (HTTP) and Wireless Application Protocol (WAP).
Embodiments described herein are solely for the purpose of illustration. Those in the art will recognize other embodiments may be practiced with modifications and alterations to that described above.
The present application claims the benefit of U.S. Provisional Patent Application No. 61/908,984 entitled “ENTERPRISE PERFORMANCE MANAGEMENT PLANNING MODEL FOR AN ENTERPRISE DATABASE” and filed Nov. 26, 2013. The entire contents of that application are incorporated herein by reference.
Number | Date | Country | |
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61908984 | Nov 2013 | US |