Fixed Deletion of records in SQL S3.4
This commit is contained in:
Afan Shaikh
parent
42363aa8eb
commit
a299cbc9b3
1
Practical/Practical Exam/SQL/.obsidian/app.json
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Practical/Practical Exam/SQL/.obsidian/app.json
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{}
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Practical/Practical Exam/SQL/.obsidian/appearance.json
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Practical/Practical Exam/SQL/.obsidian/appearance.json
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{}
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Practical/Practical Exam/SQL/.obsidian/core-plugins.json
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Practical/Practical Exam/SQL/.obsidian/core-plugins.json
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@ -0,0 +1,30 @@
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{
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"file-explorer": true,
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"global-search": true,
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"switcher": true,
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"graph": true,
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"backlink": true,
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"canvas": true,
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"outgoing-link": true,
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"tag-pane": true,
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"properties": false,
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"page-preview": true,
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"daily-notes": true,
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"templates": true,
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"note-composer": true,
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"command-palette": true,
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"slash-command": false,
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"editor-status": true,
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"bookmarks": true,
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"markdown-importer": false,
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"zk-prefixer": false,
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"random-note": false,
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"outline": true,
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"word-count": true,
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"slides": false,
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"audio-recorder": false,
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"workspaces": false,
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"file-recovery": true,
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"publish": false,
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"sync": false
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}
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167
Practical/Practical Exam/SQL/.obsidian/workspace.json
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Practical/Practical Exam/SQL/.obsidian/workspace.json
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{
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"main": {
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"id": "deda6ca9cabf39ec",
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"type": "split",
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"children": [
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{
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"id": "528762701c5cb7c9",
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"type": "tabs",
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"children": [
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{
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"id": "9e917ff803915418",
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"type": "leaf",
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"state": {
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"type": "markdown",
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"state": {
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"file": "S3 - SQL Queries.md",
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"mode": "source",
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"source": false
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},
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"icon": "lucide-file",
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"title": "S3 - SQL Queries"
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}
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}
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]
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}
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],
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"direction": "vertical"
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},
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"left": {
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"id": "e71c05071f449586",
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"type": "split",
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"children": [
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{
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"id": "de6e67028318fa69",
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"type": "tabs",
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"children": [
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{
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"id": "d81d4f98ce4bb78a",
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"type": "leaf",
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"state": {
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"type": "file-explorer",
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"state": {
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"sortOrder": "alphabetical"
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},
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"icon": "lucide-folder-closed",
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"title": "Files"
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}
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},
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{
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"id": "b53077d766d63e54",
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"type": "leaf",
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"state": {
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"type": "search",
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"state": {
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"query": "",
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"matchingCase": false,
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"explainSearch": false,
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"collapseAll": false,
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"extraContext": false,
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"sortOrder": "alphabetical"
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},
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"icon": "lucide-search",
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"title": "Search"
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}
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},
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{
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"id": "78e9321bb79969d8",
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"type": "leaf",
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"state": {
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"type": "bookmarks",
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"state": {},
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"icon": "lucide-bookmark",
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"title": "Bookmarks"
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}
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}
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]
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}
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],
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"direction": "horizontal",
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"width": 300
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},
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"right": {
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"id": "74524ce0837f7d47",
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"type": "split",
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"children": [
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{
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"id": "15f80a64187c7b98",
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"type": "tabs",
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"children": [
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{
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"id": "b56984fac1fac746",
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"type": "leaf",
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"state": {
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"type": "backlink",
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"state": {
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"file": "S3 - SQL Queries.md",
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"collapseAll": false,
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"extraContext": false,
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"sortOrder": "alphabetical",
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"showSearch": false,
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"searchQuery": "",
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"backlinkCollapsed": false,
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"unlinkedCollapsed": true
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},
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"icon": "links-coming-in",
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"title": "Backlinks for S3 - SQL Queries"
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}
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},
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{
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"id": "561beefc80815ab4",
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"type": "leaf",
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"state": {
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"type": "outgoing-link",
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"state": {
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"file": "S3 - SQL Queries.md",
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"linksCollapsed": false,
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"unlinkedCollapsed": true
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},
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"icon": "links-going-out",
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"title": "Outgoing links from S3 - SQL Queries"
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}
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},
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{
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"id": "f48d09a595ea27cd",
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"type": "leaf",
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"state": {
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"type": "tag",
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"state": {
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"sortOrder": "frequency",
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"useHierarchy": true
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},
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"icon": "lucide-tags",
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"title": "Tags"
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}
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},
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{
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"id": "d43cad33bdc85f3a",
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"type": "leaf",
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"state": {
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"type": "outline",
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"state": {
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"file": "S3 - SQL Queries.md"
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},
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"icon": "lucide-list",
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"title": "Outline of S3 - SQL Queries"
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}
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}
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]
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}
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],
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"direction": "horizontal",
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"width": 300,
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"collapsed": true
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},
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"left-ribbon": {
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"hiddenItems": {
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"switcher:Open quick switcher": false,
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"graph:Open graph view": false,
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"canvas:Create new canvas": false,
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"daily-notes:Open today's daily note": false,
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"templates:Insert template": false,
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"command-palette:Open command palette": false
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}
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},
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"active": "9e917ff803915418",
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"lastOpenFiles": []
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}
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@ -151,6 +151,16 @@ SELECT SUM(amount) FROM Loan;
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```
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4. Delete all loans with loan amount between 1300 and 1500.
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- Delete the dependent records first(due to foreign key constraints):
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```sql
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DELETE FROM Borrower
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WHERE loan_no IN (
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SELECT loan_no
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FROM Loan
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WHERE amount BETWEEN 1300 AND 1500
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);
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```
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- Now delete the Loan table Records:
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```sql
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DELETE FROM Loan WHERE amount BETWEEN 1300 AND 1500;
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