Oracle Database 12c R2 SQL: Conversion Functions & Conditional Expressions

Oracle SQL 12c
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Frequently when retrieving data stored in an Oracle database, the data needs to be converted, manipulated, or aggregated. Discover Oracle conversion functions and conditional expressions.

WHAT YOU WILL LEARN

  • 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
    demonstrate elements of the Date Format Model in SQL
    use the TO_CHAR function to convert a number to a character data type in a SQL statement
    use the TO_NUMBER and TO_DATE functions 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 how it pertains to NULL values
  • use the NVL and NVL2 functions when working with NULL values in a SQL statement
    use the NULLIF and COALESCE functions when working with NULL values in a SQL statement
    "describe 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
    apply conversions and conditional functions

IN THIS COURSE

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