JPH0795301B2 - Master file management device - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION [Outline] The present invention relates to a master file management device in a data processing device, and a file management that represents the specifications of a master file for the purpose of allowing a user to easily organize the master file. A registration file that stores data, a registration unit that performs registration processing of the file management data in the registration file, modification processing and deletion processing of registered file management data, and a predetermined based on the file management data and processing command And a file management unit that performs the file processing of the specified file, and a master that extracts the file management data of the specified master file from the registered file when a predetermined file processing is instructed and issues it to the file management unit together with the corresponding processing command. A file processing unit is provided to register the file management data of the master file. The file management data of the designated master file is extracted from the registered file and file processing is performed.

[Industrial application field]

The present invention relates to an improvement of a master file management device in a data processing device.

With the improvement of functions of personal computers (personal computers), personal computers are often used for business processing.

In the business processing using this personal computer, many master files such as files for reference are used in addition to files for storing data for each patient in business that uses many master files, such as medical office work in hospitals. For patient replacement, new registration of medical treatment, etc.,
Creating, expanding, and organizing master files are frequently performed.

File processing such as creation and rearrangement of this master file has been performed by the utility provided in the system, but the file specifications such as record length, number of records and key length of the master file (file management Since it is configured to input (data), there is a problem that it is inconvenient for the user to manage the master file and operate the file processing.

Therefore, by managing the file management data,
There is a demand for a master file management device that can easily process a master file.

[Conventional technology]

FIG. 5 is an explanatory diagram of a meal management system using a personal computer.

This system manages the meals of inpatients. The meal instruction master file 1 in which the food type code is registered for each patient, the food type master in which the food type code and the menu are compared and the total number of meals for the day is entered. A large number of master files such as File 2 are provided and are used for meal management such as cost, number of dishes, and serving.

Here, for example, the meal instruction master file 1 has patient data registered for each hospital admission, and the hard disk storing the file has a physically fixed capacity. Therefore, past data is deleted to secure an empty area. I need to put it.

In addition, since the organization of these master files is ISF (Index Sequential Organization File), the index blocks are divided while data is being added, and there is a portion where data cannot be registered in the file area. Oppress.

For this reason, the master file is regularly reorganized and organized in order to secure an empty area for registering data, but the system is equipped with a utility 7 for creating and maintaining the master file. File management data 50 such as record length, total number of records, key length, number of blocks, etc. is input by file processing data such as expansion and rearrangement by a command or a conversation format, and predetermined file processing is performed. .

[Problems to be solved by the invention]

Personal computers are used for various medical tasks other than the above-mentioned meal management in hospitals, but the master file may be used for about 20 times, and about one-third of them adds or updates data every day. It is being appreciated.

For this reason, it is stipulated that the master file be reorganized, organized, etc. on a regular basis, but with the conventional method using the utility, the file specifications must be entered each time, and the master file is required for the user. There is a problem that it is not easy to manage and maintain the.

The present invention has been made in view of the above problems, and an object thereof is to provide a simple master file management apparatus.

[Means for solving problems]

In order to achieve the above object, the master file management apparatus of the present invention stores the file management data (50) representing the specifications of the master file (11) as shown in the principle diagram of FIG. 1 of the present invention. A file (10), a registration unit (8) for performing registration processing of the file management data (50) in the registration file (10), modification processing and deletion processing of registered file management data, and the file management data ( 50) and a file management unit (4) for performing a predetermined file processing based on a processing command, and when a predetermined file processing is instructed, file management data of a designated master file is extracted from the registered file, A master file processing unit (9) for issuing to the file management unit (4) together with the corresponding processing command is provided.

[Action]

The registration unit 8 inputs, for example, the file management data 50 of each master file 11 in the conversational form and registers it in the registration file 10, and also displays the designated registered file management data 50 for change input.

When file processing (including file creation) such as expansion and organization is instructed after the file management data 50 is thus registered, the master file processing unit 9 registers the file management data 50 of the specified file. It is extracted from the file 10 and passed to the file management unit 4 together with the processing command to request file processing.

Therefore, once the file management data 50 is registered, the file management data will not be used for subsequent file processing unless it is changed.
It is not necessary to input 50, and the conventional data can be easily understood by observing the contents of the registration file 10 even when a file change input operation is performed, and the master file management and file processing become easy for the user.

〔Example〕

 An embodiment of the present invention will be described with reference to the drawings.

FIG. 2 is a block diagram of the embodiment, FIG. 3 is a registration processing flowchart, and FIG. 4 is a file processing flowchart.

In FIG. 2, reference numeral 4 denotes a file management unit that is a part of the operating system OS, and creates files based on requests from the registration unit 8, the master file processing unit 9, the business processing unit 5, and the like, and each master file data. Read / write processing to the magnetic disk device, etc., 8 is a registration unit, for example, new file management data 50 is input in a conversational format and registered in the registration file 10, and in the case of a change, a registered file 9 is a master file processing unit that replaces the conventional utility (7 in FIG. 5) to display and change management data 50, and performs file processing such as creation and organization while referring to the registration file 10 as described later. What to do, 13 is the directory part, which stores the address information of the file in the disk device, 10 is the registration file, as shown in the figure, File management data 50 required for creation and management of the master file 11 such as file format, record length, total number of records, key length, and block length is stored using the file name (number) as a key. A master file such as the above-mentioned meal instruction master file 1 which is stored in a magnetic disk device or the like (not shown), 5 is a business processing unit, which inputs data into the master file 11, refers to the master file 11, etc. A work processing unit for performing predetermined work processing, and an operation unit 6 including a display unit, an input unit, and the like.

With the above configuration, the operations of registration processing and file processing are performed as follows.

(Registration) (1) The operator selects "registration" on the guidance screen.

(2) Select "New" to display the registration menu,
Input the file management data 50 according to this screen.

As a result, the registration unit 8 requests the file management unit 4 to register (write) in the registration file 10 using the file number as a key.

(3) When "change" is selected, the file management unit 4 is requested to read the corresponding record of the registered file 10 based on the input file number, and the read registered file management data 50 is displayed.

(4) The registered file management data 50 is corrected on the display screen, the file management data 50 is newly registered with the same file number, and the old file management data 50 is deleted.

(File processing) (1) Select one of creation / organization / change etc. of the guide screen and input the file number.

(2) Creation processing When "creation" is selected, the master file processing unit 9 selects the file management data 50 corresponding to the input file number.
Read from the registered file 10 and the file management data
Creation command with 50 as parameter (CR in Basic
Issue an IATE command (same below) to the file management unit 4 to request creation.

As a result, the file management unit 4 creates the master file 11, and the created master file 11 is created in the directory unit 13.
To register.

(3) Change and Arrangement When “Change” or “Arrangement” is selected, the master file processing unit 9 reads the designated file management data 50 from the registered file 10 and, based on the file management data 50, stores the master file 11 Save all data to main memory (or other external storage medium).

Then, the master file 11 is requested to be deleted by the file management unit 4 by the DELETE command, and the data saved after the master file 11 is created is saved to the master file 11
Write to.

At this time, the record of which the data has been deleted is not written, so that the master file 11 is organized.

As described above, since the creation processing is performed again based on the registered file management table 50, the same processing is performed for changing and organizing.

As mentioned above, the registration file 10 is always referred to and created.
File processing such as organization and expansion is performed, so once registered, it is not necessary to input the file management data 50 each time.
Since 11 is managed, the user can easily manage the master file 11 and operate the file processing.

〔The invention's effect〕

The present invention provides a master file management device for registering and managing file management data of a master file and performing file processing by referring to the registered file. In particular, it is a simple data processing device such as a personal computer. It has a great effect when a user performs a file processing operation.

[Brief description of drawings]

FIG. 1 is a principle diagram of the present invention, FIG. 2 is a block diagram of an embodiment, FIG. 3 is a flow chart of registration processing, FIG. 4 is a flow chart of file processing, and FIG. is there. In the figure, 4 is a file management section, 6 is an operation section, 8 is a registration section, 9 is a master file processing section, 10 is a registered file, 11 is a master file, 13 is a directory section, and 50 is file management data.

Claims (1)

[Claims] 1. A registration file (10) for storing file management data (50) representing specifications of a master file (11), and the registration file (10) for the file management data (50).
A registration unit (8) for performing registration processing to the file, processing for changing and deleting registered file management data, and a file management unit (4) for performing predetermined file processing based on the file management data (50) and processing commands. )
When a predetermined file processing is instructed, the file management data of the designated master file is extracted from the registered file and is issued to the file management unit (4) together with the corresponding processing command (9). ) Is provided, the file management data of the master file is registered in the registration file, and the file management data of the instructed master file is extracted from the registration file for file processing. apparatus.