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Status: published
Programming, Software and application
2020-12-07 03:13:23
Oracle Comparison Functions
1809
Introduction to Oracle Database Oracle Tables and Data definition Modifying data Oracle Query and Filter Oracle data types Joining tables Oracle Operators Grouping data Constraints
এই কোর্সে যা থাকছে
৩টি বিষয়
৮০টি লাইভ ক্লাস
COALESCE – show you how to substitute null with a more meaningful alternative.
DECODE – learn how to add if-then-else logic to a SQL query.
NVL – return the first argument if it is not null, otherwise, returns the second argument.
NVL2 – show you how to substitute a null value with various options.
NULLIF – return a null if the first argument equals the second one, otherwise, returns the first argument.
Glossary List