دانلود جزوه سيستم هاي بانک اطلاعاتی – Data Base Systems ویژه هنرآموزان و اساتید دانشگاه
عناوين:
- عناصر اصلی سيستم بانك اطلاعاتي
2.معماری سيستم بانك اطلاعاتي
3.نمودار ER
4.نمودار EER
5.مزايای سيستم بانک اطلاعاتی
6.ساختارهای داده ای
7.دستورات SQL
8.انواع جداول
9.جامعيت بانک اطلاعاتی
10.قانون جامعيت ارجاعی
11.تراکنش
12.نرمال سازی
- جبر رابطه اي
امروزه بيش از هر زمان بحث در مورد يك سازمان و تشكيلات، وابسته به دانستن داده ها و اطلاعات، مديريت داده ها و تصميم گيری ها خواهد بود . بدون داشتن مديريت ، ارزش داده و اطلاعات نامفهوم می باشد . هدف ما در اين درس حفظ ارزش داده ها وگرفتن اطلاعات مفيد از داده ها می باشد .
سيستم ذخيره و بازيابي اطلاعات در معناي عام :
هر سيستمي كه به كاربر برنامه‌ساز يا نابرنامه‌ساز ، امكان دهد تا اطلاعات خود را ذخيره، بازيابي و پردازش كند.
سلام
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