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pev2
Advanced tools
PEV2: A VueJS component to show a graphical vizualization of a PostgreSQL execution plan.
Readme
PEV2: A VueJS component to show a graphical vizualization of a PostgreSQL execution plan.
To use the explain vizualizer you can choose one of the following options:
This service is provided by Dalibo
and can help you to share your plans with
colleagues or customers.
PEV2 can be run locally without any external internet resource.
Simply download index.html, open it in your favorite internet browser.
<script src="https://unpkg.com/vue@3.2.45/dist/vue.global.prod.js"></script>
<script src="https://unpkg.com/pev2/dist/pev2.umd.js"></script>
<link
href="https://unpkg.com/bootstrap@5.3.2/dist/css/bootstrap.min.css"
rel="stylesheet"
/>
<link rel="stylesheet" href="https://unpkg.com/pev2/dist/style.css" />
<div id="app">
<pev2 :plan-source="plan" plan-query="" />
</div>
<script>
const { createApp } = Vue
const plan = "Seq Scan on foo (cost=0.00..155.00 rows=10000 width=4)"
const app = createApp({
data() {
return {
plan: plan,
}
},
})
app.component("pev2", pev2.Plan)
app.mount("#app")
</script>
PEV2 can be integrated as a component in a web application.
Install it:
npm install pev2
Declare the PEV2
component and use it:
import { Plan } from "pev2"
import "pev2/dist/style.css"
export default {
name: "PEV2 example",
components: {
pev2: Plan,
},
data() {
return {
plan: plan,
query: query,
}
},
}
Then add the PEV2
component to your template:
<div id="app">
<pev2 :plan-source="plan" :plan-query="query"></pev2>
</div>
PEV2
requires Bootstrap (CSS)
to work so don't forget to
add the following in you header (or load them with your favorite bundler).
<link
href="https://unpkg.com/bootstrap@5.3.2/dist/css/bootstrap.min.css"
rel="stylesheet"
/>
This project is a rewrite of the excellent Postgres Explain Visualizer (pev). Kudos go to Alex Tatiyants.
The pev project was initialy written in early 2016 but seems to be abandoned since then. There was no activity at all for more than 3 years and counting though there are several issues open and relevant pull requests pending.
FAQs
PEV2: A VueJS component to show a graphical vizualization of a PostgreSQL execution plan.
The npm package pev2 receives a total of 3,899 weekly downloads. As such, pev2 popularity was classified as popular.
We found that pev2 demonstrated a healthy version release cadence and project activity because the last version was released less than a year ago. It has 1 open source maintainer collaborating on the project.
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