Microsoft SQL Server is a relational database management system developed by Microsoft. As a database server, it is a software product with the primary function of storing and retrieving data as requested by other software applications—which may run either on the same computer or on another computer
Microsoft SQL Server is a relational database management system developed by Microsoft. As a database server, it is a software product with the primary function of storing and retrieving data as requested by other software applications—which may run either on the same computer or on another computer across a network (including the Internet).
Outlines
Relational Database Concepts, Specific Products
SQL syntax rules
Data definition, data manipulation, and data control statements
Getting acquainted with the course database and editor
SQL Select Statements
Clauses
The SELECT clause: columns and aliases, where expressions, order by expressions how null values behave
SQL Functions And Expressions
Eliminating duplicates with DISTINCT arithmetic expressions
Replacing null values C. Literals, concatenation, other string functions
Numeric operations, including rounding
Date and time functions F. Nested table expressions
Case logic
Other expressions in specific dbms products
SQL Updating
The Insert, Update and Delete statements
Column constraints and defaults
Referential integrity constraints
SQL Joins
Inner joins with original and SQL 92 syntax
Table aliases
Left, right and full outer joins
Self-joins VI.
SQLSubqueries And Unions
Intersection with IN and EXISTS
Subqueries
Difference with NOT IN and NOT EXISTS subqueries
The purpose and usage of UNION and UNIONALL
SQL Summarization
The column functions MIN, MAX, AVG, SUM and COUNT
The GROUP BY and HAVING clauses grouping in a combination with joining
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