Orcale Tutorial Content


Getting Started - البدء مع إدارة قواعد البيانات
  • أنواع مستخدمي قواعد البيانات:
  • مهام مسؤول قاعدة البيانات:
  • SQL Statements:
  • Identifying Your Oracle Database Software Release - تحديد إصدار اوركل
  • About Database Administrator Security and Privileges- أمان وامتيازات مسؤول قاعدة البيانات
  • Database Administrator Authentication - مصادقة مسؤول قاعدة البيانات
  • Creating and Maintaining a Database Password File - إنشاء ملف كلمة المرور
    • Oracle Architectural Components - مكونات قاعدة البيانات أوركل
  • ﻤﻜﻭﻨﺎﺕ ﻗﺎﻋﺩﺓ ﺍﻟﺒﻴﺎﻨﺎﺕ
  • Oracle Instance
  • Oracle Database
    • Installing Oracle Database - تثبيت الأوركل
  • Installing oracle database 10g in windows
    • Creating and Configuring Database - إنشاء قاعدة البيانات
  • ﺍﻟﺘﺨﻁﻴﻁ ﻟﻘﺎﻋﺩﺓ ﺍﻟﺒﻴﺎﻨﺎﺕ
  • ﺇﻨﺸﺎﺀ ﻗﺎﻋﺩﺓ ﺍﻟﺒﻴﺎﻨﺎﺕ ﺒﺎﻟﻁﺭﻴﻘﺔ ﺍﻟﻴﺩﻭﻴﺔ علي Windows:
  • ﺇﻨﺸﺎﺀ ﻗﺎﻋﺩﺓ ﺍﻟﺒﻴﺎﻨﺎﺕ ﻋﻥ ﻁﺭﻴﻕ ﺍل(DBCA)
  • About Creating an Oracle Database
  • About Selecting a Character Set
  • Prerequisites for Database Creation
  • Creating a Database with the CREATE DATABASE Statement
  • Specifying CREATE DATABASE Statement Clauses
  • Specifying Initialization Parameters
    • Controlling The Database -التحكم في قاعدة البيانات
  • التحكم في قاعدة البيانات - Controlling The Database
  • ﺘﺸﻐﻴل ﻗﺎﻋﺩﺓ ﺍﻟﺒﻴﺎﻨﺎﺕ
  • ﺇﻏﻼﻕ ﻗﺎﻋﺩﺓ ﺍﻟﺒﻴﺎﻨﺎﺕ
  • Opening a Database in Read-Only Mode
  • Opening a Database in Restricted Mode
    • Managing Tablespaces and Data files
  • ﻤﻔﺎﻫﻴﻡ ﻋﺎﻤﺔ ﻋﻥ ﺍل: Tablespaces
  • عملي
    • Control File & Redo Log Files
  • Control File
  • ﺘﻐﻴﻴﺭ ﺍﺴﻡ ﻗﺎﻋﺩﺓ ﺍﻟﺒﻴﺎﻨﺎﺕ
  • Redo Log Files
    • Administrating Users - إدارة المستخدمين
  • ﺇﻨﺸﺎﺀ ﻭﺇﺩﺍﺭﺓ ﺍﻟﻤﺴﺘﺨﺩﻤﻴﻥ
  • Quota
  • ﻭﺴﻴﻠﺔ ﺍﻟﺘﺤﻘﻴﻕ
  • ﺍﻟﺼﻼﺤﻴﺎﺕ - Privileges
  • ROLES
  • PROFILES
    • Database Security & Monitoring - تأمين ومراقبة قاعدة البيانات
  • Database Security
  • ﻤﺭﺍﻗﺒﺔ ﻗﺎﻋﺩﺓ ﺍﻟﺒﻴﺎﻨﺎﺕ - AUDITING
    • Oracle Net Services & Database Link & Metrlized Viewِ
  • Oracle Net Services
  • ﺍﻟﺘﺤﻜﻡ ﻓﻲ ﺍﻟﻭﺼﻭل ﻟﻘﺎﻋﺩﺓ ﺍﻟﺒﻴﺎﻨﺎﺕ
  • External Procedures
  • Clients Side
  • Database Link
  • Materialized Views
    • Undo Management & Flashback Technology
  • UNDO MANAGEMENT
  • Flashback Query
  • Flashback Table
  • Flashback Versions Query
  • Flashback Transaction
  • Flashback Drop
  • Flashback Database
    • Managing Shared Servers
  • Why Shared Server
  • Dedicated Server
  • Shared Server Architecture
  • ﻤﺘﻰ ﻨﺴﺘﺨﺩﻡ ﺍل Shared Server ؟
    • Using Globalization Support
  • Globalization
  • ﺍﺨﺘﻴﺎﺭ وتغيير ﺍل Character Set
  • ﻤﺴﺘﻭﻴﺎﺕ ﺍل Globalization
  • ﺍﺴﺘﺨﺩﺍﻡ ﺍل Zones Time
    • Logical Backup & Recovery
  • Use Export Utilities to Export Data
  • TABLES EXPORT Using Export Utilities
  • SCHEMAS EXPORT Using Export Utilities
  • TABLESPACE EXPORT Using Export Utilities
  • DATABASE EXPORT Using Export Utilities
  • Use Import Utilities to Import Data
  • TABLES IMPORT Using Import Utilities
  • SCHEMAS IMPORT Using Import Utilities
  • DATABASE IMPORT Using Import Utilities
  • DATA PUMP
  • TABLES EXPORT Using Data Pump
  • SCHEMAS EXPORT Using Data Pump
  • DATABASE EXPORT Using Data Pump
  • TABLES IMPORT Using Data Pump
  • SCHEMAS IMPORT Using Data Pump
  • DATABASE IMPORT Using Data Pump
  • SQL*Loader
    • Physical Backup & Recovery
  • Physical Backup
  • ﻜﻴﻑ ﻨﻬﻴﺊ ﻗﺎﻋﺩﺓ ﺍﻟﺒﻴﺎﻨﺎﺕ ﻟﺘﻌﻤل ﻓﻲ ﺍﻟﻨﻤﻁ ARCHIVELOG؟
  • Cold Backup
  • Full Database Recovery
  • Loss of a Non-SYSTEM Data File
  • Loss of a SYSTEM Data File
  • Loss of an Un-archived Online Log Files
  • Loss of Control Files
  • Loss Unbackup Datafile
  • Damage Tempfile
  • Damage Temporary Tablespace
  • Damage Online Logfile Member
  • Point in Time Recovery
  • Backup and Recovery Options
  • Hot Backup
    • Recovery Manager (RMAN)
  • مقدمة
  • مكونات ال Recovery Manager (RMAN)
  • ﺃﻨﻭﺍﻉ ﺍﻻﺘﺼﺎل ﺒﺎل RMAN
  • ﺨﻴﺎﺭﺍﺕ وأنماط ﺍﻟﻨﺴﺦ ﺍﻹﺤﺘﻴﺎﻁﻰ
  • RMAN Configuration Setting
  • Recovery Catalog
  • RMAN Backups
  • Data Files Backup
  • Tablespaces Backup
  • Archived Redo Log Files Backup
  • Control File Backup
  • Database Backup
  • Incremental Backups
  • RMAN Commands
  • Complete Recovery
  • Incomplete Recovery
  • Restore ControlFile and spfile
    • Managing Resources
  • Consumer Groups
  • Resource Manager Plans
  • Resource Manager Configuration
  • Create Consumer Group
  • Update Consumer Group
  • Delete Consumer Group
  • Privileges & Resource Manager
  • Join To Consumer Group
  • Move Active User To Other Consumer Group
  • Create Resource Manager Plans & Directive
  • Update Resource Manager Plans
  • Update Resource Manager Plan Directives
  • Delete Resource Manager Plan Directives
  • Delete Resource Manager Plans
  • Create Simple Plan
  • Consumer Group Mapping
    • Automating Tasks with the Scheduler
  • The Scheduler Architecture
  • Jobs
  • Programs
  • Schedules
  • Using Programs and Schedules
  • Job Classes
  • Windows
  • (Privileges) ﺍﻟﺼﻼﺤﻴﺎﺕ
  • Job Logs
    • Dealing with Locking
  • Shared & Exclusive Locks
  • Manual Lock Table
  • The Enqueue Mechanism
  • Lock Contention
  • Deadlocks
    • Diagnostic Sources
  • Alert Log
  • Background Trace Files
  • Server-Generated Alerts
  • Editing Thresholds
  • User Trace Files
  • Instance-Level SQL Tracing
  • Session-Level SQL Tracing
    • Dealing With Database Corruption
  • Block Corruption
  • ﺍﻜﺘﺸﺎﻑ ﺍﻟﻜﺘل ﺍﻟﻔﺎﺴﺩﺓ (Detecting Block Corruptions)
  • The DBVERIFY Utility
  • The ANALYZE Command
  • DBMS_REPAIR Backage
  • ﺍﺴﺘﺭﺠﺎﻉ ﺍﻟﻜﺘل ﺍﻟﻔﺎﺴﺩﺓ ﺒﻭﺍﺴﻁﺔ ﺍل:RMAN
    • Managing & Monitoring Memory
  • The System Global Area
  • The Shared Pool
  • The Database Buffer Cache
  • The Default, Keep, and Recycle Pools
  • The Nonstandard Block Size Pools
  • Sizing the Database Buffer Cache
  • The Log Buffer
  • The Large Pool
  • The Java Buffer
  • The Steams Buffer
  • Automatic Shared Memory Management
  • Enable Automatic Shared Memory Management
  • The Program Global Area (PGA)
    • Performance Tunning
  • Invalid Objects
  • Unusable Indexes
  • Rebuild Invalid Inexes
  • Optimizer Statistics
  • Gathering Statistics
  • The Automatic Workload Repository (AWR)
  • The Automatic Database Diagnostic Monitor (ADDM)
  • The SQL Tuning Advisor
  • The SQL Access Advisor
  • The Mean Time to Recover Advisor
  • The Segment Advisor
  • The Undo Advisor

    • Administrating Users - إدارة المستخدمين

    PROFILES

    ﻭﻫﻭ ﻹﺩﺍﺭﺓ ﻜﻠﻤﺔ ﺍﻟﻤﺭﻭﺭ ﻭﻜﺫﻟﻙ ﺍﻟﻤﻭﺍﺭﺩ، ﻓﺒﻌﺩ ﻜﻡ ﺴﻴﺘﻡ ﺇﻨﻬﺎﺀ ﻜﻠﻤﺔ ﺍﻟﻤﺭﻭﺭ؟ ﻭﻤﺎ ﻫﻲ ﻋﺩﺩ ﺍﻟﻤﺤﺎﻭﻻﺕ ﺍﻟﻔﺎﺸﻠﺔ ﻗﺒل ﺃﻥ ﻴﺘﻡ ﺇﻏﻼﻕ ﺤﺴﺎﺒﻙ؟ ﻭﻜﻡ SESSION ﻴﺴﻤﺢ ﻟﻠﻤﺴﺘﺨﺩﻡ ﻓﺘﺤﻬﺎ ﻓﻲ ﻗﺎﻋﺩﺓ ﺍﻟﺒﻴﺎﻨﺎﺕ؟

    ﻭﻏﻴﺭﻩ ﻤﻥ ﺍﻷﺴﺌﻠﺔ ﺍﻟﺘﻲ ﻴﺠﺏ ﻋﻨﻬﺎ ﺍلPROFILE.

    ﻭﻜﻤﺎ ﺫﻜﺭﻨﺎ ﺴﺎﺒﻘﺎﹰ ﺃﻱ ﻤﺴﺘﺨﺩﻡ ﻓﻰ ﻗﺎﻋﺩﺓ ﺍﻟﺒﻴﺎﻨﺎﺕ ﻻﺒﺩ ﺃﻥ ﻴﻜﻭﻥ ﻟﻪ PROFILE ﺇﺫﺍ ﻟﻡ ﻴﺘﻡ ﺘﺤﺩﻴﺩ ﺫﻟﻙ ﻋﻨﺩ ﺍﻹﻨﺸﺎﺀ ﻓﺎﻥ ﺍلORACLE SERVER ﺴﻭﻑ ﻴﻤﻨﺢ ﺍﻟﻤﺴﺘﺨﺩﻡ PROFILE ﻴﺴﻤﻰDEFAULT.

    ﻫﺫﺍ ﺍلPROFILE ﻴﺘﻡ ﺨﻠﻘﻪ ﻤﻊ ﺇﻨﺸﺎﺀ ﻗﺎﻋﺩﺓ ﺍﻟﺒﻴﺎﻨﺎﺕ ﻭﻻ ﻴﻤﻥ ﺤﺫﻓﻪ ﻤﻥ ﻗﺎﻋﺩﺓ ﺍﻟﺒﻴﺎﻨﺎﺕ.

    ﺒﺎﻟﻁﺒﻊ ﻴﻤﻜﻥ ﺇﻨﺸﺎﺀ ﻭﺘﻌﺩﻴل ﻭﺤﺫﻑ PROFILE ﻤﻥ ﻗﺎﻋﺩﺓ ﺍﻟﺒﻴﺎﻨﺎﺕ.

    ﻭﺍﻟﺴﺅﺍل ﺍﻵﻥ ﻤﺎ ﻫﻲ ﺍﻟﻨﻘﺎﻁ ﺍﻟﺘﻲ ﻴﺩﻴﺭﻫﺎ ﺍلPROFILE ﺒﺎﻟﻨﺴﺒﺔ ﻟﻜﻠﻤﺔ ﺍﻟﻤﺭﻭﺭ؟

    FAILED_LOGIN_ATTEMPTS: ﻭﻫﻰ ﻋﺩﺩ ﺍﻟﻤﺤﺎﻭﻻﺕ ﺍﻟﻔﺎﺸﻠﺔ ﻟﻠﻤﺴﺘﺨﺩﻡ ﻟﻤﺤﺎﻭﻟﺔ ﺩﺨﻭل ﻗﺎﻋﺩﺓ ﺍﻟﺒﻴﺎﻨﺎﺕ ﻗﺒل ﺇﻏﻼﻕ ﺤﺴﺎﺒﻪ.

    PASSWORD_LIFE_TIME: ﻟﺘﺤﺩﻴﺩ ﻋﺩﺩ ﺍﻷﻴﺎﻡ ﺍﻟﺘﻲ ﻴﺴﺘﻁﻴﻊ ﻓﻴﻬﺎ ﺍﻟﻤﺴﺘﺨﺩﻡ ﺩﺨﻭل ﻗﺎﻋﺩﺓ ﺍﻟﺒﻴﺎﻨﺎﺕ ﺒﻜﻠﻤﺔ ﺍﻟﻤﺭﻭﺭ ﻗﺒل ﺍﻨﺘﻬﺎﺀﻫﺎ.

    PASSWORD_REUSE_TIME: ﻟﺘﺤﺩﻴﺩ ﻋﺩﺩ ﺍﻷﻴﺎﻡ ﻗﺒل ﺍﺴﺘﺨﺩﺍﻡ ﻜﻠﻤﺔ ﺍﻟﻤﺭﻭﺭ ﻤﺭﺓ ﺃﺨﺭﻯ، ﺇﺫﺍ ﺘﻡ ﺘﺤﺩﻴﺩ ﻫﺫﺍ ﺍﻟﺨﻴﺎﺭ ﻴﺠﺏ ﺃﻥ ﻴﻜﻭﻥ ﺍﻟﺨﻴﺎﺭ

    PASSWORD_REUSE_MAX=UNLIMITED :PASSWORD_REUSE_MAX ﻟﺘﺤﺩﻴﺩ ﻋﺩﺩ ﻜﻠﻤﺎﺕ ﺍﻟﻤﺭﻭﺭ ﺍﻟﺘﻲ ﺘﻡ ﺘﻐﻴﺭﻫﺎ ﻗﺒل ﺍﺴﺘﺨﺩﺍﻤﻬﺎ ﻤﺭﺓ ﺃﺨﺭﻯ، ﺇﺫﺍ ﺘﻡ ﺘﺤﺩﻴﺩ ﻫﺫﺍ ﺍﻟﺨﻴﺎﺭ ﻴﺠﺏ ﺃﻥ ﻴﻜﻭﻥ ﺍﻟﺨﻴﺎﺭ

    PASSWORD_REUSE_TIME=UNLIMITED.

    PAWWORD_LOCK_TIME: ﻟﺘﺤﺩﻴﺩ ﻋﺩﺩ ﺍﻷﻴﺎﻡ ﻗﺒل ﻗﻔل ﻫﺫﺍ ﺍﻟﻤﺴﺘﺨﺩﻡ.

    PASSWORD_GRACE_TIME: ﻟﺘﺤﺩﻴﺩ ﻋﺩﺩ ﺍﻷﻴﺎﻡ ﺍﻟﺘﻲ ﺒﻌﺩﻫﺎ ﻴﺘﻡ ﺇﺼﺩﺍﺭ ﺘﺤﺫﻴﺭﺍﺕ ﺒﺈﻨﻬﺎﺀ ﻜﻠﻤﺔ ﺍﻟﻤﺭﻭﺭ ﺍﻟﺤﺎﻟﻴﺔ.

    PASSWORD_VERFY_FUNTION: ﻟﺘﺤﺩﻴﺩ ﺍﻟﺩﺍﻟﺔ ﺍﻟﺘﻰ ﺘﺭﺴﻡ ﺴﻴﺎﺴﺔ ﺍﺨﺘﻴﺎﺭ ﻜﻠﻤﺔ ﺍﻟﻤﺭﻭﺭ، ﻤﺜﻼﹰ ﻜﻡ ﻋﺩﺩ ﺤﺭﻭﻑ ﻜﻠﻤﺔ ﺍﻟﻤﺭﻭﺭ.

     

    ﺃﻤﺎ ﺒﺎﻟﻨﺴﺒﺔ ﻟﻠﻤﺼﺎﺩﺭ ﺍﻟﻤﺘﺎﺤﺔ ﻓﻴﺘﻡ ﺘﺤﺩﻴﺩ ﺍﻷﺘﻲ:

    CONNECT TIME:  ﻟﺘﺤﺩﻴﺩ ﺍﻟﺩﻗﺎﺌﻕ ﺍﻟﻤﺴﻤﻭﺡ ﺒﻬﺎ ﻟﻠﻤﺴﺘﺨﺩﻡ ﺍﻟﻤﺘﺼل ﺒﻘﺎﻋﺩﺓ ﺍﻟﺒﻴﺎﻨﺎﺕ ﻗﺒل ﻗﻁﻊ ﺍﺘﺼﺎﻟﻪ ﺃﻟﻴﺎﹰ.

    IDLE TIME: ﻟﺘﺤﺩﻴﺩ ﺍﻟﺩﻗﺎﺌﻕ ﺍﻟﻤﺴﻤﻭﺡ ﺒﻬﺎ ﻟﻠﻤﺴﺘﺨﺩﻡ ﺍﻟﻤﺘﺼل ﺒﻘﺎﻋﺩﺓ ﺍﻟﺒﻴﺎﻨﺎﺕ ﺃﻥ ﻴﻅل ﻋﺎﻁل ﻋﻥ ﺍﻟﻌﻤل ﻗﺒل ﻗﻁﻊ ﺍﺘﺼﺎﻟﻪ ﺃﻟﻴﺎﹰ.

    SESSIONS CONCURRENT: ﻟﺘﺤﺩﻴﺩ ﻋﺩﺩ ﺍلSESSIONS ﺍﻟﻤﺴﻤﻭﺡ ﺒﻬﺎ ﻟﻠﻤﺴﺘﺨﺩﻡ ﻟﻼﺘﺼﺎل ﺒﻘﺎﻋﺩﺓ ﺍﻟﺒﻴﺎﻨﺎﺕ.

    PRIVATE SGA ﻟﺘﺤﺩﻴﺩ ﺍﻟﻤﺴﺎﺤﺔ ﺍﻟﻤﺘﺎﺤﺔ ﻟﻠﻤﺴﺘﺨﺩﻡ ﻓﻲ ﺍلPRIVATE SGA ﻫﺫﺍ ﺇﺫﺍ ﻜﻨﺎ ﻨﻌﻤل ﻓﻲ SERVER SHARED ﺍﻟﻭﻀﻊ.

     

    ﻟﻨﻔﺘﺭﺽ ﺍﻵﻥ ﺃﻨﻨﺎ ﻨﺭﻴﺩ ﺃﻨﺸﺎﺀ PROFILE ﺠﺩﻴﺩ ﺍﺴﻤﻪ NEWPROFILE.

    CREATE PROFILE NEWPROFILE LIMIT FAILED_LOGIN_ATTEMPTS 3 PASSWORD_LOCK_TIME UNLIMITED PASSWORD_LIFE_TIME 60 PASSWORD_REUSE_TIME 60 PASSWORD_GRACE_TIME ٧

    CONNECT_TIME 1000

    IDLE_TIME 30

    SESSIONS_PER_USER UNLIMITED;

     

    ﻤﺎﺫﺍ ﻟﻭ ﺃﺭﺩﻨﺎ ﺘﻌﺩﻴل ﺍلPROFILE ﺃﻋﻼﻩ:-

    ALTER PROFILE NEWPROFILE LIMIT SESSIONS_PER_USER 5;

     

    ﺒﺎﻟﻁﺒﻊ ﻴﻤﻜﻥ ﻤﻨﺢ ﻫﺫﺍ ﺍلPROFLE ﻋﻨﺩ ﺇﻨﺸﺎﺀ ﺍﻟﻤﺴﺘﺨﺩﻡ.

    ﻟﻌﻤل ﺍﺴﺘﻼﻡ ﻋﻥ ﺍلPROFILE:

    DBA_PROFILES.

     

    ﻭﻟﻨﻔﺘﺭﺽ ﻤﺜﻼﹰ ﺃﻨﻨﺎ ﻨﺭﻴﺩ ﻤﻌﺭﻓﺔ ﺘﻔﺎﺼﻴل PROFILE .NEWPROFILE.

    SELECT RESOURCE_NAME,LIMIT FROM DBA_PROFILES WHERE PROFILE='NEWPROFILE';

     

    ﺇﺫﺍ ﺃﺭﺩﻨﺎ ﻤﻌﺭﻓﺔ ﻜل ﺍلPROFILES ﺍﻟﻤﻭﺠﻭﺩﺓ ﻓﻲ ﻗﺎﻋﺩﺓ ﺍﻟﺒﻴﺎﻨﺎﺕ.

    ﻜﺫﻟﻙ ﻴﻤﻜﻥ ﺤﺫﻑ ﻫﺫﺍ ﺍلPROFILE

    DROP PROFILE NEWPROFILE CASCADE;

     

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