Ci-dessous, les différences entre deux révisions de la page.
cours:informatique:dev:db:postgres:fondamentaux_postgresql:000_start [2025/04/05 08:54] – créée yoann | cours:informatique:dev:db:postgres:fondamentaux_postgresql:000_start [2025/04/05 12:14] (Version actuelle) – yoann | ||
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===== Section 2. Filtering Data ===== | ===== Section 2. Filtering Data ===== | ||
- | * Where – filter rows based on a specified condition. | + | * [[210_clause_where|WHERE]] |
- | * AND operator | + | * [[215_operateur_and|AND]] – Évalue deux expressions |
- | * OR operator | + | * [[220_operateur_or|OR]] – Évalue deux expressions |
- | * Limit – retrieve a subset of rows generated by a query. | + | * [[225_clause_limit|LIMIT]] |
- | * Fetch– limit the number of rows returned by a query. | + | * [[230_clause_fetch|FETCH]] |
- | * In – select data that matches any value in a list of values. | + | * [[235_operateur_in|IN]] |
- | * Between | + | * [[240_between|BETWEEN]] |
- | * Like – filter data based on pattern matching. | + | * [[245_like|LIKE]] |
- | * Is Null – check if a value is null or not. | + | * [[250_is_null|IS NULL]] |
===== Section 3. Joining Multiple Tables ===== | ===== Section 3. Joining Multiple Tables ===== |