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Search results with tag "Database concepts"
Introduction to SQL
www.stat.berkeley.eduIntroduction to SQL Some Relational Database Concepts I A database server can contain many databases I Databases are collections of tables I Tables are two-dimensional with rows (observations) and columns (variables) I Limited mathematical and summary operations available I Very good at combining information from several tables
Database Concepts
ncert.nic.in» Introduction » File System » Database Management System » Relational Data Model » Keys in a Relational Database . Database Concepts. Chapter. 7 . Chap 7.indd 123 19-Jul-19 3:45:07 PM. 22122. 124. I. NFORMAT ICS. P. RACT CES – C. LASS. I. a month are 26, the teacher needs to record 50 × 26 ... commercial DBMS include MySQL, Oracle ...