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Affected files: content/.obsidian/plugins/recent-files-obsidian/data.json content/.obsidian/workspace.json content/postgresql/PostgreSQL Conflict.md content/postgresql/PostgreSQL Join.md
windsuzu · May 18, 2024 · e312635 · e312635
1 parent e74838b
commit e312635
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Showing 4 changed files with 26 additions and 21 deletions.
diff --git a/content/.obsidian/plugins/recent-files-obsidian/data.json b/content/.obsidian/plugins/recent-files-obsidian/data.json
@@ -1,20 +1,24 @@
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-      "basename": "PostgreSQL Conflict",
-      "path": "postgresql/PostgreSQL Conflict.md"
+      "basename": "PostgreSQL Join",
+      "path": "postgresql/PostgreSQL Join.md"
     },
     {
       "basename": "PostgreSQL",
       "path": "postgresql/PostgreSQL.md"
     },
+    {
+      "basename": "PostgreSQL Update",
+      "path": "postgresql/PostgreSQL Update.md"
+    },
     {
       "basename": "PostgreSQL Delete",
       "path": "postgresql/PostgreSQL Delete.md"
     },
     {
-      "basename": "PostgreSQL Update",
-      "path": "postgresql/PostgreSQL Update.md"
+      "basename": "PostgreSQL Conflict",
+      "path": "postgresql/PostgreSQL Conflict.md"
     },
     {
       "basename": "PostgreSQL Constraints",
@@ -48,10 +52,6 @@
       "basename": "PostgreSQL Table",
       "path": "postgresql/PostgreSQL Table.md"
     },
-    {
-      "basename": "PostgreSQL Join",
-      "path": "postgresql/PostgreSQL Join.md"
-    },
     {
       "basename": "Install PostgreSQL on WSL 2 (Ubuntu)",
       "path": "postgresql/Install PostgreSQL on WSL 2 (Ubuntu).md"

diff --git a/content/.obsidian/workspace.json b/content/.obsidian/workspace.json
@@ -13,7 +13,7 @@
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@@ -102,7 +102,7 @@
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@@ -152,7 +152,7 @@
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@@ -193,7 +193,7 @@
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-                "file": "postgresql/PostgreSQL Conflict.md"
+                "file": "postgresql/PostgreSQL Join.md"
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@@ -203,7 +203,7 @@
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@@ -220,7 +220,7 @@
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@@ -249,8 +249,9 @@
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-    "postgresql/PostgreSQL Delete.md",
+    "postgresql/PostgreSQL Join.md",
     "postgresql/PostgreSQL Update.md",
+    "postgresql/PostgreSQL Delete.md",
     "postgresql/PostgreSQL Conflict.md",
     "postgresql/PostgreSQL Constraints.md",
     "postgresql/PostgreSQL Primary Key and Foreign Key.md",
@@ -261,7 +262,6 @@
     "postgresql/PostgreSQL Database.md",
     "postgresql/PostgreSQL Table.md",
     "postgresql/().md",
-    "postgresql/PostgreSQL Join.md",
     "postgresql/Install PostgreSQL on WSL 2 (Ubuntu).md",
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diff --git a/content/postgresql/PostgreSQL Conflict.md b/content/postgresql/PostgreSQL Conflict.md
@@ -1,6 +1,6 @@
 ---
 draft: false
-date: 2024-05-18 22:17
+date: 2024-05-18 23:53
 tags:
   - postgres
 ---
@@ -25,9 +25,14 @@ ON CONFLICT (email) DO NOTHING;
 
 ### ON CONFLICT DO UPDATE
 
-On the other hand, you can update specific column
-
+On the other hand, you can update specific columns when the conflicts occur.
 
+```sql
+INSERT INTO example (email, name)
+VALUES ('john@example.com', 'John Doe')
+ON CONFLICT (email) DO UPDATE
+SET name = EXCLUDED.name;
+```
 
 
 > [!info] References

diff --git a/content/postgresql/PostgreSQL Join.md b/content/postgresql/PostgreSQL Join.md
@@ -1,12 +1,12 @@
 ---
 draft: false
-date: 2024-05-16 18:17
+date: 2024-05-18 23:57
 tags:
   - postgres
 ---
 
 
-### JOIN
+
 
 ```sql
 JOIN car ON person.car_id = car.id;