What is SQL and its basics?
- What is the basics of SQL?
- What is SQL and why it is used?
- What is SQL and its types?
- What is meant by SQL?
What is the basics of SQL?
RDBMS is the basis for SQL, and for all modern database systems such as MS SQL Server, IBM DB2, Oracle, MySQL, and Microsoft Access. The data in RDBMS is stored in database objects called tables. A table is a collection of related data entries and it consists of columns and rows.
What is SQL and why it is used?
SQL is used to communicate with a database. According to ANSI (American National Standards Institute), it is the standard language for relational database management systems. SQL statements are used to perform tasks such as update data on a database, or retrieve data from a database.
What is SQL and its types?
Type of SQL statements are divided into five different categories: Data definition language (DDL), Data manipulation language (DML), Data Control Language (DCL), Transaction Control Statement (TCS), Session Control Statements (SCS).
What is meant by SQL?
SQL, in full structured query language, computer language designed for eliciting information from databases.
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