Data Conversion
Oracle 12c
13 Videos | 54m 45s - Earns a Badge
Frequently when retrieving data stored in an Oracle database it needs to be converted, manipulated, or aggregated. Learn about the Oracle conversion functions and conditional expressions.
WHAT YOU WILL LEARN
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describe the use of implicit and explicit data conversion within SQL statements
use the TO_CHAR function to convert a date to a character data type in a SQL statement
describe elements of the Date Format Model in SQL
use the TO_CHAR Function to convert a number to a character datatype in a SQL statement
Use the TO_NUMBER and TO_DATE function to convert a character data type to a number or date format in a SQL statement
use the TO_CHAR and TO_DATE functions with the RR date format to return data for a previous century in a SQL statement
describe general functions when working with data and pertaining to NULL values -
use the NVL and NVL2 function when working with NULL values in a SQL statement
use the NULLIF and COALESCE functions when working with NULL values in a SQL statement
use conditional expressions to provide the use of the IF-THEN-ELSE logic in a SQL statement
use the CASE expression to facilitate a conditional inquiry in a SQL statement
use the DECODE function to facilitate conditional inquiry in a SQL statement
write SQL statements using the TO_CHAR, TO_DATE, DECODE functions and the CASE Expression
IN THIS COURSE
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1.Implicit and Explicit Data Type Conversion4m 23s
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2.Using the TO_CHAR Function with Dates4m 6s
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3.Date Format Model2m 52s
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4.Using the TO_CHAR Function with Numbers5m 28s
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5.TO_NUMBER and TO_DATE Functions3m 47s
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6.Using TO_CHAR and TO_DATE with RR Date Format3m 27s
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7.General Functions2m 42s
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8.NVL and NVL2 Functions5m 43s
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9.NULLIF and COALESCE Functions5m 26s
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10.Conditional Expressions1m 52s
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11.CASE Expression4m 51s
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12.Using the DECODE Function3m 57s
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13.Exercise: Use Functions and Conditional Expressions4m 11s
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