Contents
Chapter 4 · DatabasePractice

LEARN WITH HARU

Video Lesson တွေက Haru အတန်းသားတွေအတွက်ပါ

Haru ရဲ့ ITPEC FE Full Course မှာ ယခု သင်ခန်းစာတွေကို တစ်ခုချင်း တစ်ကြောင်းချင်း အသေးစိတ်ရှင််ရှင်းပြထားပါတယ်

အခြေခံ မရှိတဲ့ ကျောင်းသားများစွာဟာလည်း ဒီ Course နဲ့ ပဲ အောင်မြင်ကုန်ကြပါပြီ

အတန်းမအပ်သေးပဲ Haru ဆီမှာ အစမ်းသင်ကြည့်ချင်ပါသလား?

သင်တန်းသားတွေရဲ့ စကားသံများ

သင်တန်းသားတွေရဲ့ စကားသံများ

Highlighted text? Practice this concept. Highlighted passages and figures open related questions.

Practice related questions (8)Progress & bookmarks

Current section

1-3 DBMS (DataBase Management System)

p. 254

Practice this section 8 linked exam questions with default filters

Progress

Not marked complete

Related questions in this lesson 1

Database schema definition1
Progress and bookmarks

p. 254

1 - 3 DBMS (DataBase Management System)

DBMS (DataBase Management System) is software that manages databases for effectively using the databases. The person who manages the databases by using software, such as DBMS,

p. 255

is called the DBA (DataBase Administrator).

1-3-1 Database Definition Function

Database definition function is a function that defines schema (definition and description concerning logical structure, storage structure, and physical structure of databases). Schema is mostly defined by using the following three-schema architecture. · 1 question

Original textbook table, example or syntax box, with its complete original layout. Source text: Schema name Meaning Language used Defines the logical structure Conceptual schema DDL and name of the overall (Schema) (Data Definition Language) database. DDL Defines the database as seen (Data Definition Language) External schema from the user’s viewpoint DML (Subschema) (only the required part of (Data Manipulation database) Language) Defines the physical DSDL Internal schema structure of databases (Data Storage Definition (Storage schema) (storage area and Language) organization method)
p. 255 · Enlarge

Section progress

Original chapter exercises

Original chapter exercises →

New FE Textbook Vol.1 · IT Fundamentals · First Edition, April 2015