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Empty file added .github/.keep
Empty file.
223 changes: 212 additions & 11 deletions .github/workflows/classroom.yml
Original file line number Diff line number Diff line change
@@ -1,19 +1,220 @@
name: GitHub Classroom Workflow

on:
- push
- workflow_dispatch

name: Autograding Tests
'on':
- push
- workflow_dispatch
- repository_dispatch
permissions:
checks: write
actions: read
contents: read

jobs:
build:
name: Autograding
run-autograding-tests:
runs-on: ubuntu-latest
if: github.actor != 'github-classroom[bot]'
steps:
- uses: actions/checkout@v4
- uses: education/autograding@v1
- name: Checkout code
uses: actions/checkout@v4
- name: Step-1 Test
id: step-1-test
uses: education/autograding-command-grader@v1
with:
test-name: Step-1 Test
setup-command: npm install
command: npm run test:1
timeout: 10
max-score: 10
- name: Step-2 Test
id: step-2-test
uses: education/autograding-command-grader@v1
with:
test-name: Step-2 Test
setup-command: npm install
command: npm run test:2
timeout: 10
max-score: 10
- name: Step-3 Test
id: step-3-test
uses: education/autograding-command-grader@v1
with:
test-name: Step-3 Test
setup-command: npm install
command: npm run test:3
timeout: 10
max-score: 10
- name: Step-4 Test
id: step-4-test
uses: education/autograding-command-grader@v1
with:
test-name: Step-4 Test
setup-command: npm install
command: npm run test:4
timeout: 10
- name: Step-5 Test
id: step-5-test
uses: education/autograding-command-grader@v1
with:
test-name: Step-5 Test
setup-command: npm install
command: npm run test:5
timeout: 10
max-score: 10
- name: Step-6 Test
id: step-6-test
uses: education/autograding-command-grader@v1
with:
test-name: Step-6 Test
setup-command: npm install
command: npm run test:6
timeout: 10
max-score: 10
- name: Step-7 Test
id: step-7-test
uses: education/autograding-command-grader@v1
with:
test-name: Step-7 Test
setup-command: npm install
command: npm run test:7
timeout: 10
max-score: 10
- name: Step-8 Test
id: step-8-test
uses: education/autograding-command-grader@v1
with:
test-name: Step-8 Test
setup-command: npm install
command: npm run test:8
timeout: 10
max-score: 10
- name: Step-9 Test
id: step-9-test
uses: education/autograding-command-grader@v1
with:
test-name: Step-9 Test
setup-command: npm install
command: npm run test:9
timeout: 10
max-score: 10
- name: Step-10 Test
id: step-10-test
uses: education/autograding-command-grader@v1
with:
test-name: Step-10 Test
setup-command: npm install
command: npm run test:10
timeout: 10
max-score: 10
- name: Step-11 Test
id: step-11-test
uses: education/autograding-command-grader@v1
with:
test-name: Step-11 Test
setup-command: npm install
command: npm run test:11
timeout: 10
max-score: 10
- name: Step-12 Test
id: step-12-test
uses: education/autograding-command-grader@v1
with:
test-name: Step-12 Test
setup-command: npm install
command: npm run test:12
timeout: 10
max-score: 10
- name: Step-13 Test
id: step-13-test
uses: education/autograding-command-grader@v1
with:
test-name: Step-13 Test
setup-command: npm install
command: npm run test:13
timeout: 10
max-score: 10
- name: Step-14 Test
id: step-14-test
uses: education/autograding-command-grader@v1
with:
test-name: Step-14 Test
setup-command: npm install
command: npm run test:14
timeout: 10
max-score: 10
- name: Step-15 Test
id: step-15-test
uses: education/autograding-command-grader@v1
with:
test-name: Step-15 Test
setup-command: npm install
command: npm run test:15
timeout: 10
max-score: 10
- name: Step-16 Test
id: step-16-test
uses: education/autograding-command-grader@v1
with:
test-name: Step-16 Test
setup-command: npm install
command: npm run test:16
timeout: 10
max-score: 10
- name: Step-17 Test
id: step-17-test
uses: education/autograding-command-grader@v1
with:
test-name: Step-17 Test
setup-command: npm install
command: npm run test:17
timeout: 10
max-score: 10
- name: Step-18 Test
id: step-18-test
uses: education/autograding-command-grader@v1
with:
test-name: Step-18 Test
setup-command: npm install
command: npm run test:18
timeout: 10
max-score: 10
- name: Step-19 Test
id: step-19-test
uses: education/autograding-command-grader@v1
with:
test-name: Step-19 Test
setup-command: npm install
command: npm run test:19
timeout: 10
max-score: 10
- name: Step-20 Test
id: step-20-test
uses: education/autograding-command-grader@v1
with:
test-name: Step-20 Test
setup-command: npm install
command: npm run test:20
timeout: 10
max-score: 10
- name: Autograding Reporter
uses: education/autograding-grading-reporter@v1
env:
STEP-1-TEST_RESULTS: "${{steps.step-1-test.outputs.result}}"
STEP-2-TEST_RESULTS: "${{steps.step-2-test.outputs.result}}"
STEP-3-TEST_RESULTS: "${{steps.step-3-test.outputs.result}}"
STEP-4-TEST_RESULTS: "${{steps.step-4-test.outputs.result}}"
STEP-5-TEST_RESULTS: "${{steps.step-5-test.outputs.result}}"
STEP-6-TEST_RESULTS: "${{steps.step-6-test.outputs.result}}"
STEP-7-TEST_RESULTS: "${{steps.step-7-test.outputs.result}}"
STEP-8-TEST_RESULTS: "${{steps.step-8-test.outputs.result}}"
STEP-9-TEST_RESULTS: "${{steps.step-9-test.outputs.result}}"
STEP-10-TEST_RESULTS: "${{steps.step-10-test.outputs.result}}"
STEP-11-TEST_RESULTS: "${{steps.step-11-test.outputs.result}}"
STEP-12-TEST_RESULTS: "${{steps.step-12-test.outputs.result}}"
STEP-13-TEST_RESULTS: "${{steps.step-13-test.outputs.result}}"
STEP-14-TEST_RESULTS: "${{steps.step-14-test.outputs.result}}"
STEP-15-TEST_RESULTS: "${{steps.step-15-test.outputs.result}}"
STEP-16-TEST_RESULTS: "${{steps.step-16-test.outputs.result}}"
STEP-17-TEST_RESULTS: "${{steps.step-17-test.outputs.result}}"
STEP-18-TEST_RESULTS: "${{steps.step-18-test.outputs.result}}"
STEP-19-TEST_RESULTS: "${{steps.step-19-test.outputs.result}}"
STEP-20-TEST_RESULTS: "${{steps.step-20-test.outputs.result}}"
with:
runners: step-1-test,step-2-test,step-3-test,step-4-test,step-5-test,step-6-test,step-7-test,step-8-test,step-9-test,step-10-test,step-11-test,step-12-test,step-13-test,step-14-test,step-15-test,step-16-test,step-17-test,step-18-test,step-19-test,step-20-test
1 change: 1 addition & 0 deletions README.md
Original file line number Diff line number Diff line change
@@ -1,3 +1,4 @@
[![Open in Visual Studio Code](https://classroom.github.com/assets/open-in-vscode-718a45dd9cf7e7f842a935f5ebbe5719a5e09af4491e668f4dbf3b35d5cca122.svg)](https://classroom.github.com/online_ide?assignment_repo_id=14909790&assignment_repo_type=AssignmentRepo)
<h1 align="center">StylusDB SQL</h1>
<p align="center">
A SQL database engine written in JavaScript
Expand Down
6 changes: 6 additions & 0 deletions enrollment.csv
Original file line number Diff line number Diff line change
@@ -0,0 +1,6 @@
student_id,course
1,Mathematics
1,Physics
2,Chemistry
3,Mathematics
5,Biology
4 changes: 3 additions & 1 deletion package-lock.json

Some generated files are not rendered by default. Learn more about how customized files appear on GitHub.

7 changes: 4 additions & 3 deletions package.json
Original file line number Diff line number Diff line change
Expand Up @@ -4,7 +4,8 @@
"description": "A minimal SQL based DB based on CSV files. For educational purposes only.",
"main": "./src/index.js",
"directories": {
"doc": "docs"
"doc": "docs",
"test": "tests"
},
"scripts": {
"test": "jest",
Expand Down Expand Up @@ -38,11 +39,11 @@
"author": "Chakshu Gautam",
"license": "ISC",
"devDependencies": {
"csv-parser": "^3.0.0",
"jest": "^29.7.0"
},
"dependencies": {
"csv-parser": "^3.0.0",
"json2csv": "^6.0.0-alpha.2",
"xterm": "^5.3.0"
}
}
}
4 changes: 4 additions & 0 deletions sample.csv
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@@ -0,0 +1,4 @@
id,name,age
1,John,30
2,Jane,25
3,Bob,22
56 changes: 56 additions & 0 deletions src/cli.js
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@@ -0,0 +1,56 @@
#!/usr/bin/env node

const readline = require("readline");
const {
executeSELECTQuery,
executeINSERTQuery,
executeDELETEQuery,
} = require("./queryExecutor");

const rl = readline.createInterface({
input: process.stdin,
output: process.stdout,
});

rl.setPrompt("SQL> ");
console.log(
'SQL Query Engine CLI. Enter your SQL commands, or type "exit" to quit.'
);

rl.prompt();

rl.on("line", async (line) => {
if (line.toLowerCase() === "exit") {
rl.close();
return;
}

try {
const queryRegex = /^(\S+)/;
const queryMatch = line.match(queryRegex);

if (queryMatch) {
const [, action] = queryMatch;
console.log(action);
switch (action.toUpperCase()) {
case "SELECT":
await executeSELECTQuery(line);
case "DELETE":
await executeDELETEQuery(line);
case "INSERT":
await executeINSERTQuery(line);
default:
throw new Error(`Invalid query action : ${action} `);
}
} else {
throw new Error("Please enter a valid query string");
}
} catch (error) {
console.error("Error:", error.message);
}

rl.prompt();
}).on("close", () => {
console.log("Exiting SQL CLI");
process.exit(0);
});
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