Logical Execution Order in SQL
🔢 Logical Execution Order in SQL
| Step | Clause | Description |
|---|---|---|
| 1 | FROM | Identify source tables and perform joins |
| 2 | WHERE | Filter rows before grouping or aggregation |
| 3 | GROUP BY | Group rows based on specified columns |
| 4 | HAVING | Filter groups after aggregation |
| 5 | SELECT | Select columns and expressions |
| 6 | ORDER BY | Sort the result set |
| 7 | LIMIT | Return a limited number of rows |
Subscribe to:
Post Comments
(
Atom
)
No comments :
Post a Comment