Posts in: Advanced SQL
Advanced SQL
Explore advanced Oracle SQL features including data modeling, multidimensional aggregation, and hierarchical queries.
Read More →PIVOT and UNPIVOT
Use PIVOT to rotate rows into columns, and UNPIVOT to convert columns back into rows for better data representation.
Read More →MODEL Clause
Use the MODEL clause to perform complex, spreadsheet-like calculations directly within SQL.
Read More →Hierarchical Queries
Use START WITH and CONNECT BY clauses to query hierarchical or tree-structured data like employee-manager relationships.
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