Add DB indexes for performance

.gitignore

@@ -3,6 +3,8 @@ yt_auth_token
 spotify_auth_token
 tidal_auth_token
 *.db
+*.db-shm
+*.db-wal
 feed.xml
 playbook.yml
 inventory.yml

package-lock.json

@@ -34,6 +34,7 @@
         "prettier": "^3.1.0",
         "prettier-plugin-svelte": "^3.2.6",
         "svelte": "^5",
+        "svelte-adapter-bun": "^0.5.2",
         "svelte-check": "^4.0.0",
         "tslib": "^2.0.0",
         "typescript": "^5.0.0"
@@ -3309,6 +3310,20 @@
         "url": "https://github.com/sponsors/sindresorhus"
       }
     },
+    "node_modules/globalyzer": {
+      "version": "0.1.0",
+      "resolved": "https://registry.npmjs.org/globalyzer/-/globalyzer-0.1.0.tgz",
+      "integrity": "sha512-40oNTM9UfG6aBmuKxk/giHn5nQ8RVz/SS4Ir6zgzOv9/qC3kKZ9v4etGTcJbEl/NyVQH7FGU7d+X1egr57Md2Q==",
+      "dev": true,
+      "license": "MIT"
+    },
+    "node_modules/globrex": {
+      "version": "0.1.2",
+      "resolved": "https://registry.npmjs.org/globrex/-/globrex-0.1.2.tgz",
+      "integrity": "sha512-uHJgbwAMwNFf5mLst7IWLNg14x1CkeqglJb/K3doi4dw6q2IvAAmM/Y81kevy83wP+Sst+nutFTYOGg3d1lsxg==",
+      "dev": true,
+      "license": "MIT"
+    },
     "node_modules/graceful-fs": {
       "version": "4.2.11",
       "resolved": "https://registry.npmjs.org/graceful-fs/-/graceful-fs-4.2.11.tgz",
@@ -5124,6 +5139,16 @@
         "node": ">=18"
       }
     },
+    "node_modules/svelte-adapter-bun": {
+      "version": "0.5.2",
+      "resolved": "https://registry.npmjs.org/svelte-adapter-bun/-/svelte-adapter-bun-0.5.2.tgz",
+      "integrity": "sha512-xEtFgaal6UgrCwwkSIcapO9kopoFNUYCYqyKCikdqxX9bz2TDYnrWQZ7qBnkunMxi1HOIERUCvTcebYGiarZLA==",
+      "dev": true,
+      "license": "MIT",
+      "dependencies": {
+        "tiny-glob": "^0.2.9"
+      }
+    },
     "node_modules/svelte-check": {
       "version": "4.3.0",
       "resolved": "https://registry.npmjs.org/svelte-check/-/svelte-check-4.3.0.tgz",
@@ -5260,6 +5285,17 @@
         "node": ">=8"
       }
     },
+    "node_modules/tiny-glob": {
+      "version": "0.2.9",
+      "resolved": "https://registry.npmjs.org/tiny-glob/-/tiny-glob-0.2.9.tgz",
+      "integrity": "sha512-g/55ssRPUjShh+xkfx9UPDXqhckHEsHr4Vd9zX55oSdGZc/MD0m3sferOkwWtp98bv+kcVfEHtRJgBVJzelrzg==",
+      "dev": true,
+      "license": "MIT",
+      "dependencies": {
+        "globalyzer": "0.1.0",
+        "globrex": "^0.1.2"
+      }
+    },
     "node_modules/tinyglobby": {
       "version": "0.2.14",
       "resolved": "https://registry.npmjs.org/tinyglobby/-/tinyglobby-0.2.14.tgz",

package.json

@@ -32,6 +32,7 @@
     "prettier": "^3.1.0",
     "prettier-plugin-svelte": "^3.2.6",
     "svelte": "^5",
+    "svelte-adapter-bun": "^0.5.2",
     "svelte-check": "^4.0.0",
     "tslib": "^2.0.0",
     "typescript": "^5.0.0"

src/lib/server/db.ts

@@ -97,6 +97,7 @@ const ignoredUsers: string[] =
 let databaseReady = false;
 
 if (enableVerboseLog) {
+  logger.verbose('Enabling verbose DB log');
   sqlite3.verbose();
   db.on('change', (t, d, table, rowid) => {
     logger.verbose('DB change event', t, d, table, rowid);
@@ -106,8 +107,16 @@ if (enableVerboseLog) {
     logger.verbose('Running', sql);
   });
 
-  db.on('profile', (sql) => {
+  db.on('profile', (sql, time) => {
-    logger.verbose('Finished', sql);
+    if (sql.startsWith('EXPLAIN')) {
+      return;
+    }
+    logger.verbose('Finished', sql, 'time', time);
+    if (sql.startsWith('SELECT')) {
+      db.get('EXPLAIN QUERY PLAN ' + sql, (a: sqlite3.RunResult, b: Error) => {
+        logger.verbose(sql, a, b);
+      });
+    }
   });
 }
 
@@ -153,6 +162,9 @@ async function applyMigration(migration: Migration) {
 db.on('open', () => {
   logger.info('Opened database');
   db.serialize();
+  db.run('pragma journal_mode = WAL;');
+  db.run('pragma synchronous = normal;');
+  db.run('pragma journal_size_limit = 6144000;');
   db.run('CREATE TABLE IF NOT EXISTS "migrations" ("id" integer,"name" TEXT, PRIMARY KEY (id))');
   db.all('SELECT id FROM migrations', (err, rows: Migration[]) => {
     if (err !== null) {
@@ -344,6 +356,26 @@ function getMigrations(): Migration[] {
       name: 'song tidal id',
       statement: `
       ALTER TABLE songs ADD COLUMN tidalId TEXT NULL;`
+    },
+    {
+      id: 10,
+      name: 'add indexes',
+      statement: `
+      CREATE INDEX posts_created_at ON posts(created_at);
+      CREATE INDEX accounts_acct ON accounts(acct);
+      CREATE INDEX accounts_username ON accounts(username);`
+    },
+    {
+      id: 11,
+      name: 'add FK indexes',
+      statement: `
+      CREATE INDEX migrations_id ON migrations(id);
+      CREATE INDEX accountsavatars_account_url ON accountsavatars(account_url);
+      CREATE INDEX posts_account_id ON posts(account_id);
+      CREATE INDEX poststags_post_id ON poststags(post_id);
+      CREATE INDEX poststags_tag_url ON poststags(tag_url);
+      CREATE INDEX songs_post_url ON songs(post_url);
+      CREATE INDEX songsthumbnails_song_thumbnailUrl ON songsthumbnails(song_thumbnailUrl);`
     }
   ];
 }
@@ -618,7 +650,6 @@ function getSongData(postIdsParams: string, postIds: string[]): Promise<Map<stri
           },
           new Map()
         );
-        logger.verbose('songMap', songMap);
         resolve(songMap);
       }
     );

src/routes/+page.ts

@@ -2,18 +2,11 @@ import type { Post } from '$lib/mastodon/response';
 import type { PageLoad } from './$types';
 
 export const load = (async ({ fetch, setHeaders }) => {
-  const start = performance.now();
   const p = await fetch('/');
-  const afterFetch = performance.now();
-  console.debug('+page.ts: Fetch took', afterFetch - start, 'ms');
   setHeaders({
     'cache-control': 'public,max-age=60'
   });
-  const afterHeaders = performance.now();
-  console.debug('+page.ts: Headers took', afterHeaders - afterFetch, 'ms');
   const j: Post[] = await p.json();
-  const afterJson = performance.now();
-  console.debug('+page.ts: JSON took', afterJson - afterHeaders, 'ms');
   return {
     posts: j
   };

svelte.config.js

@@ -1,3 +1,5 @@
+// Does not seem to work
+//import adapter from 'svelte-adapter-bun';
 import adapter from '@sveltejs/adapter-node';
 import { vitePreprocess } from '@sveltejs/vite-plugin-svelte';