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Status: published
Programming, Software and application
2020-12-07 03:13:23
Self-join
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
A self JOIN is a regular join, but the table is joined with itself. A self join simply specifies that each rows of a table is combined with itself and every other row of the table.
Syntax
SELECT a.column_name, b.column_name... FROM table1 a, table1 b WHERE a.common_filed = b.common_field;