What are aggregate functions explain with examples? [2022]

Anonymous

2 weeks ago

Can we take backup of system databases in SQL Server?

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2 weeks ago

Expand Databases, and either select a user database or expand System Databases and select a system database. Right-click the database that you wish........

Anonymous

2 weeks ago

How do I change a file to PDF format?

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2 weeks ago

Follow these steps: Open Adobe Acrobat. Click File > Create > PDF From File. Select the Text (TXT) file that you want to convert to a PDF. S........

Anonymous

2 weeks ago

How do I change Excel to PDF?

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2 weeks ago

How to convert Excel to PDF Open the Excel file in the Microsoft Office Excel application. Convert the Excel file using the Acrobat Ribbon. Cl........

Anonymous

2 weeks ago

What makes a good data warehouse?

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2 weeks ago

A cost-effective data warehouse should be able to scale compute capacity to match demand, and then quickly and easily scale back when usage decreas........

Anonymous

2 weeks ago

Which is the best software for SQL?

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2 weeks ago

Best SQL Editors For 2021 Microsoft SQL Server Management Studio Express. . RazorSQL. . SQuirrel SQL. . Datapine SQL Editor. . MySQL W........

Anonymous

2 weeks ago

Why is MySQL mostly used?

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2 weeks ago

One of the reasons MySQL is the world's most popular open source database is that it provides comprehensive support for every application developme........

Anonymous

2 weeks ago

What is Postgres unique index?

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2 weeks ago

PostgreSQL automatically creates a unique index when a unique constraint or primary key is defined for a table. The index covers the columns that m........

What are aggregate functions explain with examples?