Скачать или смотреть Structured Query Language | Database history | SQL | Oracle | Tutorial 1 | Tamil

From ancient days onwards data is playing vital role in human race. Initially data was saved in bark, animal leather and palm leaf.

after introduction of paper and printing machine, so much of data was saved in paper.

Now we are living in a era where data is saved in digital format. That's where database concept is introduced. RDBMS database is used for maintaining structured data.

SQL is used for storing, retrieving, manipulating and processing data in databases.

Chapters :

0:00 Data
0:48 Digital data
2:22 Database
3:58 SQL

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Git: https://github.com/Kirubason/SQL_Queries

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