diff --git a/docs/PostgreSQL/2026-02-17-commandes-utiles.md b/docs/PostgreSQL/2026-02-17-commandes-utiles.md
new file mode 100644
index 0000000..dff6c5d
--- /dev/null
+++ b/docs/PostgreSQL/2026-02-17-commandes-utiles.md
@@ -0,0 +1,15 @@
+---
+title: "PostgreSQL : Commandes et requêtes utiles"
+author:
+  - JF
+date: 2026-02-17
+---
+## Ne lister que les colonnes d'une table
+```sql
+\set TABLE_NAME 'ma_table'
+SELECT column_name FROM information_schema.columns where table_name = :'TABLE_NAME';
+```
+Afficher toutes les tables et leur colonnes avec un début de nom de table :
+```sql
+SELECT table_name, column_name FROM information_schema.columns where table_name like debutnom%;
+```
\ No newline at end of file