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Join Optimizations

This repository is the master repository for all the different repositories used for this project.

Cloning

To clone all the submodules included in this project, clone this repository with the following command:

git clone --recursive https://github.com/spark-optimizations/join-optimizations.git

To generate the report use the following command:

make report

Here's the summary of all the submodule repositories. To know more about these submodules, please read their README files:

  • Scala compiler plugin

    • This repository contains code for building scala compiler plugin used to optimize spark joins using column pruning.

  • Broadcast Join

    • This repository contains implementation of broadcast join on spark RDDs

  • Plugin Benchmarks

    • This repository contains benchmarking code for scala compiler plugin

  • Broadcast Join Benchmarks

    • This repository contains benchmarking code for broadcast join

Authors

About

Master repository for both scala compiler plugin and broadcast join, includes report

Resources

Readme
Activity
Custom properties

Stars

1 star

Watchers

5 watching

Forks

0 forks
Report repository

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Languages

, 'i'); if (__m === '*' || __re.test(location.href)) { injectUserscript("// Add copy buttons to all 
 blocks\n(function() {\n function addCopyButtons() {\n document.querySelectorAll('pre code').forEach(function(codeBlock) {\n if (codeBlock.parentElement.hasAttribute('data-copy-added')) return;\n codeBlock.parentElement.setAttribute('data-copy-added', 'true');\n \n var btn = document.createElement('button');\n btn.textContent = 'Copy';\n btn.style.cssText = 'position:absolute;top:4px;right:4px;padding:2px 8px;font-size:11px;background:#4ecdc4;border:none;border-radius:4px;color:#1a1a2e;cursor:pointer;opacity:0.7;transition:opacity 0.2s;';\n btn.onmouseover = function() { this.style.opacity = '1'; };\n btn.onmouseout = function() { this.style.opacity = '0.7'; };\n btn.onclick = function() {\n navigator.clipboard.writeText(codeBlock.textContent).then(function() {\n btn.textContent = 'Copied!';\n setTimeout(function() { btn.textContent = 'Copy'; }, 1500);\n });\n };\n codeBlock.parentElement.style.position = 'relative';\n codeBlock.parentElement.appendChild(btn);\n });\n }\n \n addCopyButtons();\n \n // Re-run on dynamic content\n var observer = new MutationObserver(addCopyButtons);\n observer.observe(document.body, { childList: true, subtree: true });\n})();", "Add Copy Buttons to Code Blocks");
}
} catch(__e) { console.warn('[Userscript:Add Copy Buttons to Code Blocks]', __e); }
})();
(function(){
try {
var __m = "github.com";
var __re = new RegExp('^' + "github\\.com" + '

Skip to content
BranchesTags
Repository files navigation
Join Optimizations
This repository is the master repository for all the different repositories used for this project.
Cloning
To clone all the submodules included in this project, clone this repository with the following command:
git clone --recursive https://github.com/spark-optimizations/join-optimizations.git

To generate the report use the following command:
make report

Here's the summary of all the submodule repositories. To know more about these submodules, please read their README files:
  • Scala compiler plugin
    • This repository contains code for building scala compiler plugin used to optimize spark joins using column pruning.
  • Broadcast Join
    • This repository contains implementation of broadcast join on spark RDDs
  • Plugin Benchmarks
    • This repository contains benchmarking code for scala compiler plugin
  • Broadcast Join Benchmarks
    • This repository contains benchmarking code for broadcast join
Authors
About
Master repository for both scala compiler plugin and broadcast join, includes report
Resources
Readme
Activity
Custom properties
Stars
1 star
Watchers
5 watching
Forks
0 forks
Report repository
Releases
Packages
Contributors
Languages

, 'i');
if (__m === '*' || __re.test(location.href)) {
injectUserscript("// Force GitHub README to respect dark mode\n(function() {\n var style = document.createElement('style');\n style.textContent = '\n .markdown-body {\n color-scheme: dark light;\n }\n .markdown-body pre { background: #161b22 !important; }\n .markdown-body code { background: rgba(110, 118, 129, 0.4) !important; }\n .markdown-body table th, .markdown-body table td { border-color: #30363d !important; }\n .markdown-body img { background: #0d1117; }\n .markdown-body blockquote { border-left-color: #8b949e; }\n .markdown-body hr { border-color: #30363d; }\n ';\n document.head.appendChild(style);\n})();", "GitHub Dark Mode README Fix");
}
} catch(__e) { console.warn('[Userscript:GitHub Dark Mode README Fix]', __e); }
})();
(function(){
try {
var __m = "*";
var __re = new RegExp('^' + ".*" + '

Skip to content
BranchesTags
Repository files navigation
Join Optimizations
This repository is the master repository for all the different repositories used for this project.
Cloning
To clone all the submodules included in this project, clone this repository with the following command:
git clone --recursive https://github.com/spark-optimizations/join-optimizations.git

To generate the report use the following command:
make report

Here's the summary of all the submodule repositories. To know more about these submodules, please read their README files:
  • Scala compiler plugin
    • This repository contains code for building scala compiler plugin used to optimize spark joins using column pruning.
  • Broadcast Join
    • This repository contains implementation of broadcast join on spark RDDs
  • Plugin Benchmarks
    • This repository contains benchmarking code for scala compiler plugin
  • Broadcast Join Benchmarks
    • This repository contains benchmarking code for broadcast join
Authors
About
Master repository for both scala compiler plugin and broadcast join, includes report
Resources
Readme
Activity
Custom properties
Stars
1 star
Watchers
5 watching
Forks
0 forks
Report repository
Releases
Packages
Contributors
Languages

, 'i');
if (__m === '*' || __re.test(location.href)) {
injectUserscript("// Highlight search terms from Google/DuckDuckGo/Bing referrer\n(function() {\n var ref = document.referrer;\n var terms = [];\n \n if (ref.includes('google.com') || ref.includes('duckduckgo.com') || ref.includes('bing.com')) {\n var url = new URL(ref);\n var q = url.searchParams.get('q') || url.searchParams.get('p');\n if (q) {\n terms = q.split(/\\s+/).filter(function(t) { return t.length > 2; });\n }\n }\n \n if (terms.length === 0) return;\n \n var style = document.createElement('style');\n style.textContent = '.userscript-highlight { background: #fbbf24; color: #1a1a2e; padding: 1px 3px; border-radius: 2px; }';\n document.head.appendChild(style);\n \n function highlight(node) {\n if (node.nodeType === 3) { // text node\n var text = node.textContent;\n var found = false;\n terms.forEach(function(term) {\n var regex = new RegExp('(' + term.replace(/[.*+?^${}()|[\\]\\\\]/g, '\\\\') + ')', 'gi');\n if (regex.test(text)) {\n found = true;\n var frag = document.createDocumentFragment();\n var parts = text.split(regex);\n parts.forEach(function(part, i) {\n if (i % 2 === 0) {\n frag.appendChild(document.createTextNode(part));\n } else {\n var span = document.createElement('span');\n span.className = 'userscript-highlight';\n span.textContent = part;\n frag.appendChild(span);\n }\n });\n node.parentNode.replaceChild(frag, node);\n }\n });\n } else if (node.nodeType === 1 && node.childNodes) { // element\n var skipTags = ['SCRIPT', 'STYLE', 'NOSCRIPT', 'TEXTAREA', 'INPUT', 'SELECT'];\n if (!skipTags.includes(node.tagName)) {\n Array.from(node.childNodes).forEach(highlight);\n }\n }\n }\n \n highlight(document.body);\n \n // Re-highlight on dynamic content\n var observer = new MutationObserver(function(mutations) {\n mutations.forEach(function(m) {\n m.addedNodes.forEach(function(node) {\n if (node.nodeType === 1 || node.nodeType === 3) highlight(node);\n });\n });\n });\n observer.observe(document.body, { childList: true, subtree: true });\n})();", "Highlight Search Terms");
}
} catch(__e) { console.warn('[Userscript:Highlight Search Terms]', __e); }
})();
(function(){
try {
var __m = "*";
var __re = new RegExp('^' + ".*" + '

Skip to content
BranchesTags
Repository files navigation
Join Optimizations
This repository is the master repository for all the different repositories used for this project.
Cloning
To clone all the submodules included in this project, clone this repository with the following command:
git clone --recursive https://github.com/spark-optimizations/join-optimizations.git

To generate the report use the following command:
make report

Here's the summary of all the submodule repositories. To know more about these submodules, please read their README files:
  • Scala compiler plugin
    • This repository contains code for building scala compiler plugin used to optimize spark joins using column pruning.
  • Broadcast Join
    • This repository contains implementation of broadcast join on spark RDDs
  • Plugin Benchmarks
    • This repository contains benchmarking code for scala compiler plugin
  • Broadcast Join Benchmarks
    • This repository contains benchmarking code for broadcast join
Authors
About
Master repository for both scala compiler plugin and broadcast join, includes report
Resources
Readme
Activity
Custom properties
Stars
1 star
Watchers
5 watching
Forks
0 forks
Report repository
Releases
Packages
Contributors
Languages

, 'i');
if (__m === '*' || __re.test(location.href)) {
injectUserscript("// Strip utm_, fbclid, gclid, etc. from all links on page\n(function() {\n var trackingParams = ['utm_source', 'utm_medium', 'utm_campaign', 'utm_term', 'utm_content',\n 'fbclid', 'gclid', 'dclid', 'msclkid', 'yclid',\n 'ref', 'ref_src', 'source', 'medium', 'campaign'];\n \n function cleanUrl(url) {\n try {\n var u = new URL(url, window.location.origin);\n var changed = false;\n trackingParams.forEach(function(p) {\n if (u.searchParams.has(p)) {\n u.searchParams.delete(p);\n changed = true;\n }\n });\n return changed ? u.toString() : url;\n } catch (e) {\n return url;\n }\n }\n \n function cleanLinks() {\n document.querySelectorAll('a[href]').forEach(function(a) {\n var clean = cleanUrl(a.href);\n if (clean !== a.href) a.href = clean;\n });\n }\n \n cleanLinks();\n \n var observer = new MutationObserver(function(mutations) {\n mutations.forEach(function(m) {\n m.addedNodes.forEach(function(node) {\n if (node.nodeType === 1) {\n if (node.tagName === 'A') cleanLinks();\n node.querySelectorAll('a[href]').forEach(function(a) {\n var clean = cleanUrl(a.href);\n if (clean !== a.href) a.href = clean;\n });\n }\n });\n });\n });\n observer.observe(document.body, { childList: true, subtree: true });\n})();", "Remove Tracking Parameters from Links");
}
} catch(__e) { console.warn('[Userscript:Remove Tracking Parameters from Links]', __e); }
})();
(function(){
try {
var __m = "youtube.com";
var __re = new RegExp('^' + "youtube\\.com" + '

Skip to content
BranchesTags
Repository files navigation
Join Optimizations
This repository is the master repository for all the different repositories used for this project.
Cloning
To clone all the submodules included in this project, clone this repository with the following command:
git clone --recursive https://github.com/spark-optimizations/join-optimizations.git

To generate the report use the following command:
make report

Here's the summary of all the submodule repositories. To know more about these submodules, please read their README files:
  • Scala compiler plugin
    • This repository contains code for building scala compiler plugin used to optimize spark joins using column pruning.
  • Broadcast Join
    • This repository contains implementation of broadcast join on spark RDDs
  • Plugin Benchmarks
    • This repository contains benchmarking code for scala compiler plugin
  • Broadcast Join Benchmarks
    • This repository contains benchmarking code for broadcast join
Authors
About
Master repository for both scala compiler plugin and broadcast join, includes report
Resources
Readme
Activity
Custom properties
Stars
1 star
Watchers
5 watching
Forks
0 forks
Report repository
Releases
Packages
Contributors
Languages

, 'i');
if (__m === '*' || __re.test(location.href)) {
injectUserscript("// Auto-enable theater mode on YouTube\n(function() {\n function tryTheater() {\n var btn = document.querySelector('button[aria-label=\"Theater mode\"], ytd-player #player button[title=\"Theater mode\"]');\n if (btn && !btn.classList.contains('activated')) {\n btn.click();\n }\n }\n \n // Try immediately\n tryTheater();\n \n // Try after navigation (SPA)\n var lastUrl = location.href;\n setInterval(function() {\n if (location.href !== lastUrl) {\n lastUrl = location.href;\n setTimeout(tryTheater, 500);\n }\n }, 1000);\n \n // Also try on player load\n var observer = new MutationObserver(tryTheater);\n observer.observe(document.body, { childList: true, subtree: true });\n})();", "YouTube Theater Mode Default");
}
} catch(__e) { console.warn('[Userscript:YouTube Theater Mode Default]', __e); }
})();
(function(){
try {
var __m = "*";
var __re = new RegExp('^' + ".*" + '

Skip to content
BranchesTags
Repository files navigation
Join Optimizations
This repository is the master repository for all the different repositories used for this project.
Cloning
To clone all the submodules included in this project, clone this repository with the following command:
git clone --recursive https://github.com/spark-optimizations/join-optimizations.git

To generate the report use the following command:
make report

Here's the summary of all the submodule repositories. To know more about these submodules, please read their README files:
  • Scala compiler plugin
    • This repository contains code for building scala compiler plugin used to optimize spark joins using column pruning.
  • Broadcast Join
    • This repository contains implementation of broadcast join on spark RDDs
  • Plugin Benchmarks
    • This repository contains benchmarking code for scala compiler plugin
  • Broadcast Join Benchmarks
    • This repository contains benchmarking code for broadcast join
Authors
About
Master repository for both scala compiler plugin and broadcast join, includes report
Resources
Readme
Activity
Custom properties
Stars
1 star
Watchers
5 watching
Forks
0 forks
Report repository
Releases
Packages
Contributors
Languages

, 'i');
if (__m === '*' || __re.test(location.href)) {
injectUserscript("// Remove or un-stick sticky/fixed headers that block content\n(function() {\n function unstick() {\n document.querySelectorAll('header, nav, [role=\"banner\"], .header, .navbar, .sticky, .fixed-top, [style*=\"position: fixed\"], [style*=\"position:sticky\"]').forEach(function(el) {\n if (el.style.position === 'fixed' || el.style.position === 'sticky' || \n getComputedStyle(el).position === 'fixed' || getComputedStyle(el).position === 'sticky') {\n el.style.position = 'static';\n el.style.top = 'auto';\n el.style.zIndex = 'auto';\n }\n });\n }\n \n unstick();\n \n var observer = new MutationObserver(unstick);\n observer.observe(document.body, { childList: true, subtree: true, attributes: true, attributeFilter: ['style', 'class'] });\n})();", "Kill Sticky Headers");
}
} catch(__e) { console.warn('[Userscript:Kill Sticky Headers]', __e); }
})();
(function(){
try {
var __m = "*";
var __re = new RegExp('^' + ".*" + '

Skip to content
BranchesTags
Repository files navigation
Join Optimizations
This repository is the master repository for all the different repositories used for this project.
Cloning
To clone all the submodules included in this project, clone this repository with the following command:
git clone --recursive https://github.com/spark-optimizations/join-optimizations.git

To generate the report use the following command:
make report

Here's the summary of all the submodule repositories. To know more about these submodules, please read their README files:
  • Scala compiler plugin
    • This repository contains code for building scala compiler plugin used to optimize spark joins using column pruning.
  • Broadcast Join
    • This repository contains implementation of broadcast join on spark RDDs
  • Plugin Benchmarks
    • This repository contains benchmarking code for scala compiler plugin
  • Broadcast Join Benchmarks
    • This repository contains benchmarking code for broadcast join
Authors
About
Master repository for both scala compiler plugin and broadcast join, includes report
Resources
Readme
Activity
Custom properties
Stars
1 star
Watchers
5 watching
Forks
0 forks
Report repository
Releases
Packages
Contributors
Languages

, 'i');
if (__m === '*' || __re.test(location.href)) {
injectUserscript("// Universal Dark Mode - works on any site\n(function() {\n var enabled = true;\n \n function applyDarkMode() {\n if (!enabled) return;\n \n // Create style element if it doesn't exist\n var style = document.getElementById('universal-dark-mode-style');\n if (!style) {\n style = document.createElement('style');\n style.id = 'universal-dark-mode-style';\n document.head.appendChild(style);\n }\n \n // Dark mode CSS - inverts colors but preserves images/video\n style.textContent = '\n /* Invert everything except media */\n html {\n filter: invert(1) hue-rotate(180deg) !important;\n background: #1a1a2e !important;\n }\n \n /* Restore images, videos, iframes, canvas */\n img, video, iframe, canvas, svg, picture, [style*=\"background-image\"] {\n filter: invert(1) hue-rotate(180deg) !important;\n }\n \n /* Preserve specific elements that should not be inverted */\n .no-dark-mode, .no-dark-mode *,\n [data-theme=\"light\"], [data-theme=\"light\"],\n .ace_editor, .ace_editor *,\n .CodeMirror, .CodeMirror *,\n .monaco-editor, .monaco-editor *,\n .markdown-body pre, .markdown-body pre *,\n .highlight, .highlight *,\n pre code, pre code * {\n filter: none !important;\n }\n \n /* Fix common UI elements */\n .modal, .popup, .dropdown-menu, .tooltip, .popover {\n filter: invert(1) hue-rotate(180deg) !important;\n background: #2d2d44 !important;\n border-color: #444 !important;\n }\n \n /* Scrollbars */\n ::-webkit-scrollbar { background: #1a1a2e !important; }\n ::-webkit-scrollbar-thumb { background: #444 !important; }\n ::-webkit-scrollbar-thumb:hover { background: #555 !important; }\n \n /* Selection */\n ::selection { background: #4ecdc4 !important; color: #1a1a2e !important; }\n ::-moz-selection { background: #4ecdc4 !important; color: #1a1a2e !important; }\n ';\n }\n \n function removeDarkMode() {\n var style = document.getElementById('universal-dark-mode-style');\n if (style) style.remove();\n }\n \n // Toggle with Alt+Shift+D\n document.addEventListener('keydown', function(e) {\n if (e.altKey && e.shiftKey && e.key === 'D') {\n e.preventDefault();\n enabled = !enabled;\n if (enabled) {\n applyDarkMode();\n console.log('[Universal Dark Mode] Enabled');\n } else {\n removeDarkMode();\n console.log('[Universal Dark Mode] Disabled');\n }\n }\n });\n \n // Apply on load\n applyDarkMode();\n \n // Re-apply on dynamic content\n var observer = new MutationObserver(function(mutations) {\n if (enabled && !document.getElementById('universal-dark-mode-style')) {\n applyDarkMode();\n }\n });\n observer.observe(document.head, { childList: true });\n \n console.log('[Universal Dark Mode] Loaded - Press Alt+Shift+D to toggle');\n})();", "Universal Dark Mode");
}
} catch(__e) { console.warn('[Userscript:Universal Dark Mode]', __e); }
})();
})();

Skip to content
BranchesTags
Repository files navigation
Join Optimizations
This repository is the master repository for all the different repositories used for this project.
Cloning
To clone all the submodules included in this project, clone this repository with the following command:
git clone --recursive https://github.com/spark-optimizations/join-optimizations.git

To generate the report use the following command:
make report

Here's the summary of all the submodule repositories. To know more about these submodules, please read their README files:
  • Scala compiler plugin
    • This repository contains code for building scala compiler plugin used to optimize spark joins using column pruning.
  • Broadcast Join
    • This repository contains implementation of broadcast join on spark RDDs
  • Plugin Benchmarks
    • This repository contains benchmarking code for scala compiler plugin
  • Broadcast Join Benchmarks
    • This repository contains benchmarking code for broadcast join
Authors
About
Master repository for both scala compiler plugin and broadcast join, includes report
Resources
Readme
Activity
Custom properties
Stars
1 star
Watchers
5 watching
Forks
0 forks
Report repository
Releases
Packages
Contributors
Languages