U+27D5 "⟕" Left Outer Join Unicode Character

U+27D5 "⟕" Left Outer Join is a mathematical and logical symbol used in relational algebra and database theory to represent a specific type of join operation. This symbol denotes a left outer join, which combines two tables or relations by including all rows from the left table and only the matching rows from the right table, with null values filling in for any missing matches on the right side. It is part of the Miscellaneous Mathematical Symbols A block in Unicode, providing a standardized way to represent this database concept in digital text and technical documentation.