kevcodez
/ client_options.ts
Created
October 7, 2022 15:04
medium_mongodb_performance_client_options
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| const client = await MongoClient.connect('mongo-url', { | |
| // perf optimization - https://github.com/mongodb/node-mongodb-native/releases/tag/v4.3.0 | |
| enableUtf8Validation: false, | |
| }); |
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| db.assets.find({ | |
| marketCap: { $gt: 10000 } | |
| }, { | |
| projection: { isin: 1 } | |
| }) |
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| { | |
| "_id": "1232312323", | |
| "name": "Apple", | |
| "isin": "US123456890", | |
| "marketCap": 1233413233.123, | |
| "ipoDate": "2000-01-01", | |
| "lastPrice": 123.23, | |
| "dividends": [ | |
| { | |
| "date": "2022-01-01", |
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| async timestampCreateSeries({ | |
| key, | |
| retentionInSeconds, | |
| labels, | |
| }: { | |
| key: string; | |
| retentionInSeconds: number; | |
| labels: string[][]; | |
| }) { | |
| const args: (string | number)[] = [key, 'RETENTION', retentionInSeconds, 'DUPLICATE_POLICY', 'LAST']; |
kevcodez
/ httpClient.ts
Last active
January 24, 2024 02:11
Native Node.js HTTP Client with retries, proxy support, timeouts
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| import { ProxyAgent } from 'undici'; | |
| const SAFE_HTTP_METHODS = ['GET', 'HEAD', 'OPTIONS']; | |
| const IDEMPOTENT_HTTP_METHODS = SAFE_HTTP_METHODS.concat(['PUT', 'DELETE']); | |
| const HTTP_STATUS_TO_RETRY = [408, 429, 500, 501, 502, 503, 504]; | |
| const DEFAULT_TIMEOUT = 20_000; | |
| const retryDenyList = new Set([ | |
| 'ENOTFOUND', |
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