Oracle Database 12c R2 SQL: Reporting Aggregated Data Using Group Functions
Oracle SQL 12c
12 Videos | 1h 12m 5s - Includes Assessment
- Earns a Badge
Discover how to obtain summary information, such as averages, for groups of rows in SQL. Explore how to group rows in a table into smaller sets and how to specify search criteria for groups of rows.
WHAT YOU WILL LEARN
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describe how to use group functions to return one result based on a set of rows in a SQL statement
use the AVG and SUM functions to group numeric data in a SQL statement
use the MIN and MAX functions to group numeric, character, and date data types in a SQL statement
use the COUNT and COUNT DISTINCT functions in a SQL statement
work with NULL values when grouping a set of rows in a SQL statement
create groups of data in a SQL statement -
create groups of data and work with the GROUP BY clause in a SQL statement
use the GROUP BY clause on multiple columns in a SQL statement
demonstrate illegal queries when using the GROUP BY function in a SQL statement
use the HAVING clause to restrict grouped rows returned in a SQL statement
nest group functions to a depth of two functions in a SQL statement
write SQL statements using GROUP BY and HAVING
IN THIS COURSE
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1.Group Functions4m 2s
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2.AVG and SUM Functions3m 32s
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3.MIN and MAX Functions2m 12s
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4.COUNT and COUNT DISTINCT Functions6m 59s
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5.Group Functions and NULL Values4m 21s
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6.Creating Groups of Data4m 51s
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7.GROUP BY Clause5m 56s
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8.GROUP BY on Multiple Columns7m 43s
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9.Illegal Queries6m 41s
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10.Restricting Group Results Using the HAVING Clause6m 44s
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11.Nesting Group Functions5m 34s
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12.Exercise: Use GROUP BY and HAVING8m 1s
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