PHP code example of upstash / vector

1. Go to this page and download the library: Download upstash/vector library. Choose the download type require.

2. Extract the ZIP file and open the index.php.

3. Add this code to the index.php.

    
        
<?php
require_once('vendor/autoload.php');

/* Start to develop here. Best regards https://php-download.com/ */

upstash / vector example snippets


use Upstash\Vector\Index;

// Initialize the index
$index = new Index(
    url: 'UPSTASH_VECTOR_REST_URL',
    token: 'UPSTASH_VECTOR_REST_TOKEN',
);

// or just to use the environment variables
$index = Index::fromEnv();


use Upstash\Vector\Index;
use Upstash\Vector\VectorUpsert;

use function Upstash\Vector\createRandomVector;

$index = new Index(
    url: 'UPSTASH_VECTOR_REST_URL',
    token: 'UPSTASH_VECTOR_REST_TOKEN',
);

$index->upsert(new VectorUpsert(
    id: 'upstash-rocks',
    vector: createRandomVector(dimensions: 1536),
    metadata: ['field' => 'value'],
));


use Upstash\Vector\Index;
use Upstash\Vector\DataUpsert;

$index = new Index(
    url: 'UPSTASH_VECTOR_REST_URL',
    token: 'UPSTASH_VECTOR_REST_TOKEN',
);

$index->upsertData(new DataUpsert(
    id: 'upstash-vector',
    data: 'Upstash Vector is a serverless vector database.',
    metadata: ['field' => 'value'],
));


use Upstash\Vector\Index;
use Upstash\Vector\VectorQuery;

use function Upstash\Vector\createRandomVector;

$index = new Index(
    url: 'UPSTASH_VECTOR_REST_URL',
    token: 'UPSTASH_VECTOR_REST_TOKEN',
);

$index->query(new VectorQuery(
    vector: createRandomVector(dimensions: 1536),
    topK: 5,
));


use Upstash\Vector\Index;
use Upstash\Vector\DataQuery;

$index = new Index(
    url: 'UPSTASH_VECTOR_REST_URL',
    token: 'UPSTASH_VECTOR_REST_TOKEN',
);

$index->queryData(new DataQuery(
    data: 'What is Upstash Vector?',
    topK: 5,
));


use Upstash\Vector\Index;
use Upstash\Vector\VectorFetch;

$index = new Index(
    url: 'UPSTASH_VECTOR_REST_URL',
    token: 'UPSTASH_VECTOR_REST_TOKEN',
);

$index->fetch(new VectorFetch(ids: ['upstash-rocks']));


use Upstash\Vector\Index;

$index = new Index(
    url: 'UPSTASH_VECTOR_REST_URL',
    token: 'UPSTASH_VECTOR_REST_TOKEN',
);

$index->delete(['upstash-rocks']);


use Upstash\Vector\Index;
use Upstash\Vector\VectorUpsert;

use function Upstash\Vector\createRandomVector;

$index = new Index(
    url: 'UPSTASH_VECTOR_REST_URL',
    token: 'UPSTASH_VECTOR_REST_TOKEN',
);

// Upsert to namespace
$index->namespace('books')->upsert(new VectorUpsert(
    id: 'upstash-rocks',
    vector: createRandomVector(dimensions: 1536),
    metadata: ['field' => 'value'],
));