KR930014137A - Real-time database management system (DBMS) database schema management method - Google Patents

Real-time database management system (DBMS) database schema management method Download PDF

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Publication number
KR930014137A
KR930014137A KR1019910024064A KR910024064A KR930014137A KR 930014137 A KR930014137 A KR 930014137A KR 1019910024064 A KR1019910024064 A KR 1019910024064A KR 910024064 A KR910024064 A KR 910024064A KR 930014137 A KR930014137 A KR 930014137A
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South Korea
Prior art keywords
schema
database
dbkg
request
dbms
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KR1019910024064A
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Korean (ko)
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KR940007843B1 (en
Inventor
임진희
박유미
우왕돈
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경상현
재단법인 한국전자통신연구소
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Priority to KR1019910024064A priority Critical patent/KR940007843B1/en
Publication of KR930014137A publication Critical patent/KR930014137A/en
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Publication of KR940007843B1 publication Critical patent/KR940007843B1/en

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    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F17/00—Digital computing or data processing equipment or methods, specially adapted for specific functions
    • G06F17/40—Data acquisition and logging

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Data Mining & Analysis (AREA)
  • Databases & Information Systems (AREA)
  • Mathematical Physics (AREA)
  • Software Systems (AREA)
  • General Physics & Mathematics (AREA)
  • Information Retrieval, Db Structures And Fs Structures Therefor (AREA)

Abstract

내용 없음No content

Description

실시간 데이타 베이스 관리 시스팀(DBMS)의 데이타 베이스 스키마 관리방법Real-time database management system (DBMS) database schema management method

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음As this is a public information case, the full text was not included.

제 1도는 전전자 교환기 시스팀에 구성된 분산 구조를 갖는 DBMS의 구조도.1 is a structural diagram of a DBMS having a distributed structure configured in an electronic switching system.

제 2 도는 본 발명과 관련된 블럭간의 구성 및 메시지의 흐름을 나타낸 구조도.2 is a block diagram showing the configuration of the block and the flow of messages related to the present invention.

제 3도는 본 발명의 전체적인 처리 흐름도 .3 is an overall processing flow diagram of the present invention.

* 도면의 주요부분에 대한 부호의 설명* Explanation of symbols for main parts of the drawings

1 : 가입자 교환 서브시스팀(ASS) 2 : 연결망 서브시스팀(INS)1: subscriber exchange subsystem (ASS) 2: network subsystem (INS)

3 : 중앙제어 서브시스팀(CCS) 4 : DBMS3: Central Control Subsystem (CCS) 4: DBMS

5 : 로컬 데이타 베이스 6 : ASP5: local database 6: ASP

7 : INP 8 : NTP7: INP 8: NTP

9 : OMP 10 : MMP9: OMP 10: MMP

DBSG : 데이타 베이스 지원그룹 블럭DBSG: Database Support Group Block

DBKG : 데이타 베이스 커널그룹 블럭DBKG: Database Kernel Group Block

DBBG : 데이타 베이스 백업그릅 블럭DBBG: Database Backup Group Block

DBQG : 데이타 베이스 질의어그룹 블럭DBQG: Database Query Group Block

Claims (1)

데이타 베이스 지원그룹(이하, DBSG라 함)블럭과 데이타 베이스 커널그룹(이하, DBKG라 함)블럭으로 탑재된 프로세서(6 ; ASP)를 구비한 가입자 교환 서브시스팀(1 . ASS)과, 상기 DBSG와 DBKG로 구성되는 DBMS(4)가 탑재된 프로세서(7, 8 ; INP, NTP)를 구비한 연결망 서브시스팀(2 ; INS)과. 상기 DBSG와 DBKG와 데이타 베이스 백업그룹(OBBG)블럭으로 구성된 DBMS(4)가 탑재된 프로세서(9 ; OMP)와 상기 DBSG와 DBKG, 및 데이타 베이스 질의어그룹 블럭(DBQG)이 탑재된 프로세서(10 ; MMP)를 구비한 중앙제어 서브시스팀(3 ; CCS)으로 구성되는 전전자 교환기에 적용되는 데이타 베이스 스키마 관리 방법에 있어서, 스키마 생성 및 변경을 위한 메모리 할당 요구가 들어오면, 요구 내용별로 필요한 메모리가 확보 가능한가를 확인하여 그 여부를 전송하는 제 1 단계(11 내지 13)와, 상기 제 1 단계(11 내지 13) 수행후, 스키마 변경의 요구가 들어오면 요구 내용별로 스키마를 변경하고 그에 따른 로그를 발생하고 스키마 변경 완료를 알리는 메시지를 전송하는 제 2단계(14,15)와, 상기 제 2 단계(14, 15) 수행후, 스키마 회복요청이 없으면 발생된 로그를 전송하고, 디스크 백업 완료 메시지를 접수한 후, 종료하는 제 3 단계(17, 18), 및 상기 제 2 단계(17, 15) 수행후, 스키마 회복요청이 있으면 스키마를 변경 이전의 상태로 복구하여 스키마의 일치성을 보장하도록 하고 복구 완료 결과 메시지를 전송한 후, 종료하는 제 4 단계(19, 20)에 의해 수행되는 것을 특징으로 하는 데이타 베이스 스키마 관리 방법.A subscriber exchange subsystem (1.ASS) having a processor (6; ASP) mounted as a database support group (hereinafter referred to as DBSG) block and a database kernel group (hereinafter referred to as DBKG) block; And a network subsystem 2 (INS) having a processor (7, 8; INP, NTP) equipped with a DBMS (4) consisting of a DBKG and a DBKG. A processor (9; OMP) equipped with a DBMS (4) consisting of the DBSG, DBKG, and database backup group (OBBG) blocks, and a processor (10) equipped with the DBSG, DBKG, and database query group block (DBQG); In the database schema management method applied to an electronic switch system comprising a central control subsystem (CCS) having an MMP), when a memory allocation request for creating and changing a schema comes in, After performing the first steps (11 to 13) and the first step (11 to 13) to check whether it can be secured or not, if a request for a schema change is received, the schema is changed according to the request contents and the log accordingly After the second steps (14, 15) to send a message indicating the completion of the schema change, and after performing the second steps (14, 15), if there is no schema recovery request, the generated log is transmitted, and the disk After receiving the backup completion message, and after completing the third step (17, 18) and the second step (17, 15), if there is a request to recover the schema, the schema is restored to the state before the change by matching the schema And a fourth step (19, 20) of terminating after sending the recovery completion result message. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019910024064A 1991-12-23 1991-12-23 Schema managing method on dbms KR940007843B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019910024064A KR940007843B1 (en) 1991-12-23 1991-12-23 Schema managing method on dbms

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019910024064A KR940007843B1 (en) 1991-12-23 1991-12-23 Schema managing method on dbms

Publications (2)

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KR930014137A true KR930014137A (en) 1993-07-22
KR940007843B1 KR940007843B1 (en) 1994-08-25

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KR1019910024064A KR940007843B1 (en) 1991-12-23 1991-12-23 Schema managing method on dbms

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