阿木博主一句话概括:基于COBOL语言的旅游信息资源整合系统数据治理策略与技术实现
阿木博主为你简单介绍:
随着旅游业的快速发展,旅游信息资源整合系统在旅游业中扮演着越来越重要的角色。COBOL(Common Business-Oriented Language)作为一种历史悠久、稳定性强的编程语言,在旅游信息资源整合系统中仍有着广泛的应用。本文将探讨如何利用COBOL语言进行旅游信息资源整合系统的数据治理,包括数据质量、数据安全、数据集成和数据标准化等方面,并给出相应的技术实现方案。
一、
旅游信息资源整合系统是旅游业信息化建设的重要组成部分,它通过整合各类旅游信息资源,为旅游企业提供决策支持、客户服务等功能。COBOL语言因其稳定性、可移植性和易于维护等特点,在旅游信息资源整合系统中得到了广泛应用。随着数据量的不断增长和业务需求的日益复杂,数据治理成为系统稳定运行的关键。
二、数据治理概述
数据治理是指对数据资源进行规划、组织、管理和监控的一系列过程,旨在确保数据质量、数据安全和数据一致性。数据治理主要包括以下几个方面:
1. 数据质量:确保数据准确、完整、一致和可靠。
2. 数据安全:保护数据不被未授权访问、篡改或泄露。
3. 数据集成:将来自不同来源的数据整合到一个统一的系统中。
4. 数据标准化:统一数据格式、命名规范和编码规则。
三、COBOL语言在数据治理中的应用
1. 数据质量治理
(1)数据清洗:使用COBOL语言编写程序,对数据进行清洗,去除重复、错误和无效的数据。
cobol
IDENTIFICATION DIVISION.
PROGRAM-ID. DATA-CLEANING.
ENVIRONMENT DIVISION.
INPUT-OUTPUT SECTION.
FILE-CONTROL.
SELECT DATA-FILE ASSIGN TO "DATAFILE".
DATA DIVISION.
FILE SECTION.
FD DATA-FILE.
01 DATA-RECORD.
05 ID PIC 9(5).
05 NAME PIC X(20).
05 AGE PIC 9(2).
05 GENDER PIC X(1).
WORKING-STORAGE SECTION.
01 WS-RECORD.
05 WS-ID PIC 9(5).
05 WS-NAME PIC X(20).
05 WS-AGE PIC 9(2).
05 WS-GENDER PIC X(1).
PROCEDURE DIVISION.
OPEN INPUT DATA-FILE.
READ DATA-FILE AT END CLOSE DATA-FILE.
PERFORM UNTIL END-OF-FILE
MOVE DATA-RECORD TO WS-RECORD
IF WS-ID NOT = 0 THEN
WRITE WS-RECORD
END-IF
READ DATA-FILE
END-PERFORM.
STOP RUN.
(2)数据校验:通过COBOL语言编写校验程序,对数据进行有效性校验。
cobol
IDENTIFICATION DIVISION.
PROGRAM-ID. DATA-CHECK.
ENVIRONMENT DIVISION.
INPUT-OUTPUT SECTION.
FILE-CONTROL.
SELECT DATA-FILE ASSIGN TO "DATAFILE".
DATA DIVISION.
FILE SECTION.
FD DATA-FILE.
01 DATA-RECORD.
05 ID PIC 9(5).
05 NAME PIC X(20).
05 AGE PIC 9(2).
05 GENDER PIC X(1).
WORKING-STORAGE SECTION.
01 WS-RECORD.
05 WS-ID PIC 9(5).
05 WS-NAME PIC X(20).
05 WS-AGE PIC 9(2).
05 WS-GENDER PIC X(1).
PROCEDURE DIVISION.
OPEN INPUT DATA-FILE.
READ DATA-FILE AT END CLOSE DATA-FILE.
PERFORM UNTIL END-OF-FILE
MOVE DATA-RECORD TO WS-RECORD
IF WS-AGE > 0 AND WS-AGE < 100 THEN
WRITE WS-RECORD
ELSE
DELETE DATA-FILE RECORD
END-IF
READ DATA-FILE
END-PERFORM.
STOP RUN.
2. 数据安全治理
(1)访问控制:利用COBOL语言实现用户身份验证和权限控制。
cobol
IDENTIFICATION DIVISION.
PROGRAM-ID. ACCESS-CONTROL.
ENVIRONMENT DIVISION.
INPUT-OUTPUT SECTION.
FILE-CONTROL.
SELECT USER-DATA ASSIGN TO "USERFILE".
DATA DIVISION.
FILE SECTION.
FD USER-DATA.
01 USER-RECORD.
05 USERNAME PIC X(20).
05 PASSWORD PIC X(20).
05 PERMISSION PIC X(1).
WORKING-STORAGE SECTION.
01 WS-USERNAME PIC X(20).
01 WS-PASSWORD PIC X(20).
01 WS-PERMISSION PIC X(1).
PROCEDURE DIVISION.
OPEN INPUT USER-DATA.
READ USER-DATA AT END CLOSE USER-DATA.
PERFORM UNTIL END-OF-FILE
MOVE USER-RECORD TO WS-RECORD
IF WS-USERNAME = "admin" AND WS-PASSWORD = "admin123" THEN
SET WS-PERMISSION TO "Y"
ELSE
SET WS-PERMISSION TO "N"
END-IF
IF WS-PERMISSION = "Y" THEN
PERFORM ALLOW-ACCESS
ELSE
PERFORM DENY-ACCESS
END-IF
READ USER-DATA
END-PERFORM.
STOP RUN.
PROCEDURE DIVISION ALLOW-ACCESS.
DISPLAY "Access granted."
STOP RUN.
PROCEDURE DIVISION DENY-ACCESS.
DISPLAY "Access denied."
STOP RUN.
(2)数据加密:使用COBOL语言实现数据加密和解密功能。
cobol
IDENTIFICATION DIVISION.
PROGRAM-ID. DATA-ENCRYPTION.
ENVIRONMENT DIVISION.
INPUT-OUTPUT SECTION.
FILE-CONTROL.
SELECT ENCRYPTED-DATA ASSIGN TO "ENCRYPTEDFILE".
DATA DIVISION.
FILE SECTION.
FD ENCRYPTED-DATA.
01 ENCRYPTED-RECORD.
05 DATA PIC X(50).
WORKING-STORAGE SECTION.
01 WS-RECORD.
05 WS-DATA PIC X(50).
01 WS-KEY PIC X(10) VALUE "mysecretkey".
PROCEDURE DIVISION.
OPEN INPUT ENCRYPTED-DATA.
READ ENCRYPTED-DATA AT END CLOSE ENCRYPTED-DATA.
PERFORM UNTIL END-OF-FILE
MOVE ENCRYPTED-RECORD TO WS-RECORD
CALL "ENCRYPT" USING WS-DATA WS-KEY
WRITE WS-RECORD
READ ENCRYPTED-DATA
END-PERFORM.
STOP RUN.
3. 数据集成治理
(1)数据抽取:使用COBOL语言实现从不同数据源抽取数据。
cobol
IDENTIFICATION DIVISION.
PROGRAM-ID. DATA-EXTRACT.
ENVIRONMENT DIVISION.
INPUT-OUTPUT SECTION.
FILE-CONTROL.
SELECT SOURCE-DATA ASSIGN TO "SOURCEFILE".
SELECT TARGET-DATA ASSIGN TO "TARGETFILE".
DATA DIVISION.
FILE SECTION.
FD SOURCE-DATA.
01 SOURCE-RECORD.
05 ID PIC 9(5).
05 NAME PIC X(20).
05 AGE PIC 9(2).
FD TARGET-DATA.
01 TARGET-RECORD.
05 ID PIC 9(5).
05 NAME PIC X(20).
05 AGE PIC 9(2).
WORKING-STORAGE SECTION.
01 WS-RECORD.
05 WS-ID PIC 9(5).
05 WS-NAME PIC X(20).
05 WS-AGE PIC 9(2).
PROCEDURE DIVISION.
OPEN INPUT SOURCE-DATA.
OPEN OUTPUT TARGET-DATA.
PERFORM UNTIL END-OF-FILE
READ SOURCE-DATA
IF NOT END-OF-FILE THEN
MOVE SOURCE-RECORD TO WS-RECORD
WRITE TARGET-RECORD FROM WS-RECORD
END-IF
END-PERFORM.
CLOSE SOURCE-DATA
CLOSE TARGET-DATA.
STOP RUN.
(2)数据转换:利用COBOL语言实现数据格式转换。
cobol
IDENTIFICATION DIVISION.
PROGRAM-ID. DATA-CONVERSION.
ENVIRONMENT DIVISION.
INPUT-OUTPUT SECTION.
FILE-CONTROL.
SELECT SOURCE-DATA ASSIGN TO "SOURCEFILE".
SELECT TARGET-DATA ASSIGN TO "TARGETFILE".
DATA DIVISION.
FILE SECTION.
FD SOURCE-DATA.
01 SOURCE-RECORD.
05 DATE PIC X(10).
FD TARGET-DATA.
01 TARGET-RECORD.
05 DATE-CONVERTED PIC X(10).
WORKING-STORAGE SECTION.
01 WS-RECORD.
05 WS-DATE PIC X(10).
PROCEDURE DIVISION.
OPEN INPUT SOURCE-DATA.
OPEN OUTPUT TARGET-DATA.
PERFORM UNTIL END-OF-FILE
READ SOURCE-DATA
IF NOT END-OF-FILE THEN
MOVE SOURCE-RECORD TO WS-RECORD
CALL "CONVERT-DATE" USING WS-DATE
WRITE TARGET-RECORD FROM WS-DATE-CONVERTED
END-IF
END-PERFORM.
CLOSE SOURCE-DATA
CLOSE TARGET-DATA.
STOP RUN.
4. 数据标准化治理
(1)数据映射:使用COBOL语言实现数据映射,统一数据格式。
cobol
IDENTIFICATION DIVISION.
PROGRAM-ID. DATA-MAPPING.
ENVIRONMENT DIVISION.
INPUT-OUTPUT SECTION.
FILE-CONTROL.
SELECT SOURCE-DATA ASSIGN TO "SOURCEFILE".
SELECT TARGET-DATA ASSIGN TO "TARGETFILE".
DATA DIVISION.
FILE SECTION.
FD SOURCE-DATA.
01 SOURCE-RECORD.
05 ID PIC 9(5).
05 NAME PIC X(20).
05 PHONE PIC X(15).
FD TARGET-DATA.
01 TARGET-RECORD.
05 ID PIC 9(5).
05 NAME PIC X(20).
05 PHONE-NUMBER PIC X(15).
WORKING-STORAGE SECTION.
01 WS-RECORD.
05 WS-ID PIC 9(5).
05 WS-NAME PIC X(20).
05 WS-PHONE PIC X(15).
PROCEDURE DIVISION.
OPEN INPUT SOURCE-DATA.
OPEN OUTPUT TARGET-DATA.
PERFORM UNTIL END-OF-FILE
READ SOURCE-DATA
IF NOT END-OF-FILE THEN
MOVE SOURCE-RECORD TO WS-RECORD
CALL "MAP-PHONE-NUMBER" USING WS-PHONE
WRITE TARGET-RECORD FROM WS-RECORD
END-IF
END-PERFORM.
CLOSE SOURCE-DATA
CLOSE TARGET-DATA.
STOP RUN.
四、结论
本文探讨了如何利用COBOL语言进行旅游信息资源整合系统的数据治理,包括数据质量、数据安全、数据集成和数据标准化等方面。通过编写COBOL程序,实现了数据清洗、校验、加密、抽取、转换和映射等功能,为旅游信息资源整合系统的稳定运行提供了有力保障。随着COBOL语言的持续发展和优化,其在数据治理领域的应用将更加广泛。
(注:以上代码仅为示例,实际应用中可能需要根据具体情况进行调整和优化。)
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