Sql query [select, sub] 4

[object Object],[object Object]

Syntax for SELECT statement: ,[object Object],[object Object],[object Object],[object Object],[object Object]

Selecting one or more columns from the table ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Changing Column names using Aliases ,[object Object],[object Object],[object Object],[object Object],[object Object]

WHERE Clause ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Working with NULL values ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Order by Clause ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Sorting the result on multiple columns ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

GROUP BY clause ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

[object Object],[object Object],[object Object],[object Object],[object Object]

[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Use of WHERE clause and GROUP BY clause . ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Grouping rows based on multiple columns ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

HAVING Clause ,[object Object],[object Object],[object Object],[object Object],[object Object]

Example to illustrates the use of GROUP BY . . .HAVING clause: ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Difference between Group By, Having Clause and Order By, Where Clause: ,[object Object],[object Object],[object Object],[object Object],[object Object]

[object Object],[object Object],[object Object],[object Object]

Types of Sub-Queries ,[object Object],[object Object],[object Object],[object Object]

Sub-query returning one row ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Sub-query returning more than one row ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

To note ,[object Object],[object Object],[object Object],[object Object],[object Object]

Correlated Sub-query ,[object Object],[object Object],[object Object],[object Object]

[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Order of execution (corelated subquery) ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Using Special Operators in Sub-queries ,[object Object],[object Object],[object Object],[object Object]

Operators ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Example for EXISTS operator ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Differences between Correlated Sub-queries and Non- Correlated Sub-queries: ,[object Object],[object Object],[object Object]

Sql query [select, sub] 4

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Sql query [select, sub] 4