{"id":251,"date":"2026-03-09T15:52:10","date_gmt":"2026-03-09T15:52:10","guid":{"rendered":"https:\/\/blog.rebalai.com\/ko\/2026\/03\/09\/building-rag-with-pgvector-why-i-stopped-paying-fo\/"},"modified":"2026-03-09T22:00:11","modified_gmt":"2026-03-09T22:00:11","slug":"building-rag-with-pgvector-why-i-stopped-paying-fo","status":"publish","type":"post","link":"https:\/\/blog.rebalai.com\/ko\/2026\/03\/09\/building-rag-with-pgvector-why-i-stopped-paying-fo\/","title":{"rendered":"pgvector\ub85c RAG \uad6c\ucd95\ud558\uae30: Pinecone \uad6c\ub3c5\uc744 \ub04a\uc740 \uc774\uc720"},"content":{"rendered":"

\uc9c0\ub09c 1\uc6d4, Pinecone \uccad\uad6c\uc11c\ub97c \uc5f4\uc5c8\ub2e4\uac00 \uc7a0\uae50 \uba48\ucdc4\ub2e4. \uc6d4 $340. \uc6b0\ub9ac \ud300\uc740 \ub098 \ud3ec\ud568 3\uba85\uc774\uace0, \uc0ac\uc774\ub4dc \ud504\ub85c\uc81d\ud2b8 \uacb8 \ub0b4\ubd80 \ub3c4\uad6c \uc815\ub3c4\ub85c RAG\ub97c \uc4f0\ub294\ub370 \u2014 \ud504\ub85c\ub355\uc158 \ud2b8\ub798\ud53d\ub3c4 \ub9ce\uc9c0 \uc54a\ub2e4 \u2014 \uc774\uac8c \ub9de\ub098 \uc2f6\uc5c8\ub2e4. \uadf8 \uc21c\uac04\ubd80\ud130 pgvector\ub97c \uc9c4\uc9c0\ud558\uac8c \uace0\ubbfc\ud558\uae30 \uc2dc\uc791\ud588\ub2e4.<\/p>\n

2\uc8fc \ub3d9\uc548 \ub450 \uc2dc\uc2a4\ud15c\uc744 \ubcd1\ub82c\ub85c \ub3cc\ub838\ub2e4. \uacb0\ub860\ubd80\ud130 \ub9d0\ud558\uba74, \uc9c0\uae08\uc740 Pinecone \uad6c\ub3c5\uc744 \ub04a\uc5c8\ub2e4. \ub2e8\uc21c\ud788 \ube44\uc6a9 \ub54c\ubb38\ub9cc\uc740 \uc544\ub2c8\uc5c8\ub2e4.<\/p>\n

Pinecone\uc774 \ubd88\ud3b8\ud574\uc9c4 \uc9c4\uc9dc \uc774\uc720<\/h2>\n

\ucc98\uc74c\uc5d4 Pinecone\uc774 \ub2f9\uc5f0\ud55c \uc120\ud0dd\uc774\uc5c8\ub2e4. \uc124\uc815\uc774 \ube60\ub974\uace0, \ubb38\uc11c\uac00 \uae54\ub054\ud558\uace0, \ubca1\ud130 \uac80\uc0c9 \uacb0\uacfc\ub3c4 \ub098\uc058\uc9c0 \uc54a\uc558\ub2e4. \uadf8\ub7f0\ub370 \uc4f0\ub2e4 \ubcf4\ub2c8 \uc791\uc740 \ub9c8\ucc30\ub4e4\uc774 \uc313\uc774\uae30 \uc2dc\uc791\ud588\ub2e4.<\/p>\n

\uac00\uc7a5 \ud070 \ubb38\uc81c\ub294 \ub370\uc774\ud130 \uc774\uc911\ud654\uc600\ub2e4. \uc6b0\ub9ac \uc571\uc740 PostgreSQL\uc744 \uba54\uc778 DB\ub85c \uc4f0\ub294\ub370, \ubb38\uc11c\ub97c \uc800\uc7a5\ud560 \ub54c\ub9c8\ub2e4 Postgres\uc5d0 \ud55c \ubc88, Pinecone\uc5d0 \ud55c \ubc88 \u2014 \ub450 \uad70\ub370\uc5d0 \uc368\uc57c \ud588\ub2e4. \ub3d9\uae30\ud654\uac00 \uae68\uc9c0\ub294 \uacbd\uc6b0\ub3c4 \uba87 \ubc88 \uc788\uc5c8\ub2e4. \uae08\uc694\uc77c \uc624\ud6c4\uc5d0 \ubc30\ud3ec\ud588\ub2e4\uac00 \uc784\ubca0\ub529 \ud30c\uc774\ud504\ub77c\uc778 \uc77c\ubd80\uac00 \uc870\uc6a9\ud788 \uc2e4\ud328\ud558\uba74\uc11c Pinecone \uc778\ub371\uc2a4\uac00 stale \uc0c1\ud0dc\ub85c \ub0a8\uc544\uc788\ub358 \uc801\uc774 \uc788\ub294\ub370, \uadf8\uac78 \uc6d4\uc694\uc77c \uc544\uce68\uc5d0 \uc0ac\uc6a9\uc790 \uc81c\ubcf4\ub85c \uc54c\uc558\ub2e4. \ubaa8\ub2c8\ud130\ub9c1\uc744 \uc81c\ub300\ub85c \uc548 \ud55c \ub0b4 \uc798\ubabb\uc774\uae30\ub3c4 \ud558\uc9c0\ub9cc, \uc2dc\uc2a4\ud15c\uc774 \ud558\ub098\uc600\ub2e4\uba74 \uc774\ub7f0 \uc885\ub958\uc758 \ubc84\uadf8\ub294 \uc5c6\uc5c8\uc744 \uac70\ub2e4.<\/p>\n

\uc194\uc9c1\ud788, \uba54\ud0c0\ub370\uc774\ud130 \ud544\ud130\ub9c1\ub3c4 \uc0dd\uac01\ubcf4\ub2e4 \uc81c\uc57d\uc774 \ub9ce\uc558\ub2e4. Pinecone \ud544\ud130 \ubb38\ubc95\uc740 \uc4f8 \ub9cc\uc740 \ud55c\ub370, \ubcf5\uc7a1\ud55c \uc870\uac74\uc774 \ub4e4\uc5b4\uac00\uba74 SQL\uc774 \ud6e8\uc52c \uc790\uc5f0\uc2a4\ub7fd\ub2e4\ub294 \uac78 \uacc4\uc18d \ub290\uaf08\ub2e4. “\uc774 \uc0ac\uc6a9\uc790\uac00 \uc5c5\ub85c\ub4dc\ud55c \ubb38\uc11c \uc911\uc5d0\uc11c, \ub0a0\uc9dc\uac00 \ucd5c\uadfc 30\uc77c \uc774\ub0b4\uc774\uace0, \ud2b9\uc815 \uce74\ud14c\uace0\ub9ac\uc5d0 \uc18d\ud558\ub294 \uac83”\uc744 \ubca1\ud130 \uc720\uc0ac\ub3c4\ub85c \uac80\uc0c9\ud558\ub294 \ucffc\ub9ac \u2014 \uc774\uac78 Pinecone \ud544\ud130\ub85c \ud45c\ud604\ud560 \ub54c\ub9c8\ub2e4 \uad1c\ud788 \ubcf5\uc7a1\ud558\ub2e4\ub294 \uc0dd\uac01\uc774 \ub4e4\uc5c8\ub2e4.<\/p>\n

pgvector \uc14b\uc5c5: \uc0dd\uac01\ubcf4\ub2e4 \ub35c \uace0\ud1b5\uc2a4\ub7ec\uc6e0\ub2e4<\/h2>\n

\uc194\uc9c1\ud788 pgvector \uc14b\uc5c5\uc5d0 \ub300\ud574 \uac71\uc815\uc744 \ub9ce\uc774 \ud588\ub2e4. \uc778\ub371\uc2f1 \uc804\ub7b5, \ucc28\uc6d0 \uc218, HNSW vs IVFFlat \u2014 \ubbf8\ub9ac \uc870\uc0ac\ud558\ub2e4 \ubcf4\ub2c8 \uc120\ud0dd\uc9c0\uac00 \ub9ce\uc544\uc11c \uc624\ud788\ub824 \ubd80\ub2f4\uc2a4\ub7ec\uc6e0\ub2e4.<\/p>\n

\uc2e4\uc81c\ub85c \ud574\ubcf4\ub2c8 \uae30\ubcf8 \uc14b\uc5c5\uc740 30\ubd84\uc774\uba74 \ub410\ub2e4.<\/p>\n

-- pgvector 0.7.0 \uae30\uc900 (2024\ub144 \ub9d0 \ub9b4\ub9ac\uc988)\nCREATE EXTENSION IF NOT EXISTS vector;\n\n-- \uae30\uc874 documents \ud14c\uc774\ube14\uc5d0 \uceec\ub7fc \ucd94\uac00\nALTER TABLE documents ADD COLUMN embedding vector(1536);\n\n-- HNSW \uc778\ub371\uc2a4 \uc0dd\uc131 (IVFFlat\ubcf4\ub2e4 \ucffc\ub9ac \uc18d\ub3c4 \uc77c\uad00\uc131\uc774 \uc88b\uc74c)\nCREATE INDEX ON documents \nUSING hnsw (embedding vector_cosine_ops)\nWITH (m = 16, ef_construction = 64);\n\n-- \uc2e4\uc81c \uac80\uc0c9 \ucffc\ub9ac\nSELECT \n  id, \n  content,\n  metadata,\n  1 - (embedding <=> $1::vector) AS similarity\nFROM documents\nWHERE user_id = $2\n  AND created_at > NOW() - INTERVAL '30 days'\nORDER BY embedding <=> $1::vector\nLIMIT 10;\n<\/code><\/pre>\n
\uc774\uac8c \uc804\ubd80\ub2e4. \ubcf5\uc7a1\ud55c SDK \uc5c6\uc774, \ubcc4\ub3c4 \uc11c\ube44\uc2a4 \uc5c6\uc774, \uadf8\ub0e5 SQL\uc774\ub2e4. user_id<\/code>\uc640 \ub0a0\uc9dc \ud544\ud130\uac00 \uc790\uc5f0\uc2a4\ub7fd\uac8c WHERE \uc808\ub85c \ub4e4\uc5b4\uac00\ub294 \uac8c \u2014 \uadf8\uac8c \uc65c \uc774\ub807\uac8c \ubc18\uac11\ub358\uc9c0.<\/p>\n
\uc784\ubca0\ub529 \uc0dd\uc131 \ucabd\uc740 \uae30\uc874 OpenAI API \ucf54\ub4dc\ub97c \uadf8\ub300\ub85c \uc37c\ub2e4. \ubc14\ub010 \uac74 \uc800\uc7a5 \uc704\uce58\ubfd0\uc774\uc5c8\ub2e4.<\/p>\n
\ud55c \uac00\uc9c0 \uc194\uc9c1\ud788 \ub9d0\ud558\uba74, m<\/code>\uacfc ef_construction<\/code> \ud30c\ub77c\ubbf8\ud130\ub97c \ucc98\uc74c\uc5d4 \uae30\ubcf8\uac12\uc73c\ub85c \ub480\ub2e4\uac00 \ub098\uc911\uc5d0 \uc870\uc815\ud588\ub2e4. \ub370\uc774\ud130\uc14b \ud2b9\uc131\uc5d0 \ub530\ub77c \ub2e4\ub974\uace0, \uc815\uc9c1\ud558\uac8c \ub9d0\ud558\uba74 \uc774 \uac12\ub4e4\uc744 \uc644\ubcbd\ud558\uac8c \uc774\ud574\ud558\uace0 \uc124\uc815\ud55c \uac8c \uc544\ub2c8\ub77c pgvector GitHub \uc774\uc288 \uba87 \uac1c \uc77d\uace0 \uc6b0\ub9ac \uaddc\ubaa8\uc5d0 \ub9de\uac8c \ud0c0\ud611\ud55c \uac70\ub2e4. \uc815\ubc00\ud55c \ud29c\ub2dd\uc774 \ud544\uc694\ud558\ub2e4\uba74 \uc9c1\uc811 \ubca4\uce58\ub9c8\ud0b9\uc744 \ud574\ubd10\uc57c \ud55c\ub2e4.<\/p>\n
2\uc8fc\uac04\uc758 A\/B: \uc2e4\uc81c \uc22b\uc790<\/h2>\n
\ub450 \uc2dc\uc2a4\ud15c\uc744 2\uc8fc\uac04 \ubcd1\ub82c\ub85c \ub3cc\ub9ac\uba74\uc11c \uac19\uc740 \ucffc\ub9ac\ub97c \ub450 \uacf3\uc5d0 \ub0a0\ub838\ub2e4. \uc6b0\ub9ac \ub370\uc774\ud130\uc14b\uc740 \uc57d 85\ub9cc \uac1c \ubca1\ud130, 1536\ucc28\uc6d0, OpenAI text-embedding-3-small<\/code> \ubaa8\ub378 \uae30\uc900\uc774\ub2e4.<\/p>\n
\ucffc\ub9ac \ub808\uc774\ud134\uc2dc (p50 \/ p95)<\/strong><\/p>\n
    \n
  • Pinecone: 45ms \/ 120ms<\/li>\n
  • pgvector (HNSW, ef_search=40): 38ms \/ 95ms<\/li>\n<\/ul>\n
    \uc608\uc0c1 \ubc16\uc774\uc5c8\ub2e4. \uc194\uc9c1\ud788 pgvector\uac00 \ub290\ub9b4 \uac70\ub77c\uace0 \uc0dd\uac01\ud588\ub2e4. \uc644\uc804\ud788 \ud2c0\ub838\ub2e4. \uc6b0\ub9ac \uaddc\ubaa8\uc5d0\uc11c\ub294 \uc624\ud788\ub824 pgvector\uac00 \ub354 \ube68\ub790\ub294\ub370, Pinecone\uc758 \ub124\ud2b8\uc6cc\ud06c \uc655\ubcf5 \uc2dc\uac04\uc774 \uc0dd\uac01\ubcf4\ub2e4 \ucef8\ub358 \uac83 \uac19\ub2e4. \ubb3c\ub860 \uc218\uc5b5 \uac1c \ubca1\ud130 \uaddc\ubaa8\ub77c\uba74 \ub2ec\ub77c\uc9c8 \uac70\ub2e4 \u2014 \uac70\uae30\uae4c\uc9c0\ub294 \ud14c\uc2a4\ud2b8\ub97c \ubabb \ud588\ub2e4.<\/p>\n
    \uac80\uc0c9 \ud488\uc9c8<\/strong><\/p>\n
    \uc774\uac74 \uc218\uce58\ud654\uac00 \uc5b4\ub824\uc6cc\uc11c \uc815\uc131\uc801\uc73c\ub85c\ub9cc \ud3c9\uac00\ud588\ub2e4. \uac19\uc740 \ucffc\ub9ac\uc5d0 \ub300\ud574 \ub450 \uc2dc\uc2a4\ud15c\uc774 \ubc18\ud658\ud558\ub294 \uc0c1\uc704 10\uac1c \ubb38\uc11c\ub97c \ube44\uad50\ud588\ub294\ub370, \uc2e4\uc9c8\uc801\uc778 \ucc28\uc774\ub97c \ubabb \ub290\uaf08\ub2e4. \ucf54\uc0ac\uc778 \uc720\uc0ac\ub3c4 \uae30\uc900\uc73c\ub85c \uac19\uc740 \uc784\ubca0\ub529 \ubaa8\ub378\uc744 \uc4f0\uba74 \uacb0\uacfc\uac00 \ube44\uc2b7\ud55c \uac8c \ub2f9\uc5f0\ud558\uae34 \ud558\ub2e4.<\/p>\n
    \uc6b4\uc601 \ube44\uc6a9<\/strong><\/p>\n
      \n
    • Pinecone (s1.x1 \ud30c\ub4dc): \uc6d4 $340<\/li>\n
    • pgvector (\uae30\uc874 RDS PostgreSQL\uc5d0 \ucd94\uac00): \ucd94\uac00 \ube44\uc6a9 \uac70\uc758 \uc5c6\uc74c (\uc778\uc2a4\ud134\uc2a4 \uc5c5\uadf8\ub808\uc774\ub4dc \uc5c6\uc774 \ucc98\ub9ac)<\/li>\n<\/ul>\n
      \uc774 \ubd80\ubd84\uc740 \uc0c1\ud669\ub9c8\ub2e4 \ub2e4\ub974\ub2e4. \uc774\ubbf8 PostgreSQL\uc744 \uc4f0\uace0 \uc788\ub2e4\uba74 pgvector\ub294 \uc0ac\uc2e4\uc0c1 \ubb34\ub8cc\uc5d0 \uac00\uae5d\ub2e4. PostgreSQL\uc744 \uc0c8\ub85c \ub744\uc6cc\uc57c \ud55c\ub2e4\uba74 \uacc4\uc0b0\uc774 \ub2ec\ub77c\uc9c4\ub2e4.<\/p>\n
      \uc608\uc0c1 \ubabb \ud55c \ud568\uc815\ub4e4<\/h2>\n
      \ub9c8\ub0e5 \uc21c\ud0c4\ud558\uc9c0\ub294 \uc54a\uc558\ub2e4.<\/p>\n
      VACUUM\uc774 \ubb38\uc81c\uc600\ub2e4. \uc784\ubca0\ub529\uc744 \ub300\ub7c9 \uc5c5\ub370\uc774\ud2b8\ud558\ub294 \ubc30\uce58 \uc791\uc5c5\uc744 \ub3cc\ub9ac\uace0 \ub098\uc11c HNSW \uc778\ub371\uc2a4\uac00 bloat\ub418\uba74\uc11c \ucffc\ub9ac\uac00 \uac11\uc790\uae30 \ub290\ub824\uc9c0\ub294 \ud604\uc0c1\uc744 \uacaa\uc5c8\ub2e4. \ucc98\uc74c\uc5d4 \uc774\uc720\ub97c \ubab0\ub790\ub2e4. REINDEX CONCURRENTLY<\/code>\ub85c \ud574\uacb0\ud588\ub294\ub370, \uc774\uac8c \uc6b4\uc601 \uc911\uc5d0 \uc7a0\uae50 CPU\ub97c \uaf64 \uc7a1\uc544\uba39\uc5c8\ub2e4. Pinecone\uc5d0\uc11c\ub294 \uc774\ub7f0 \uac78 \uc2e0\uacbd \uc4f8 \ud544\uc694\uac00 \uc5c6\uc5c8\uc73c\ub2c8\uae4c \u2014 \ucc98\uc74c\uc5d0\ub294 \uc774 \ubd80\ubd84\uc774 \uc880 \uc544\uc26c\uc6e0\ub2e4.<\/p>\n
      \uadf8\ub9ac\uace0 ef_search<\/code> \ud30c\ub77c\ubbf8\ud130. \uc778\ub371\uc2a4 \uc0dd\uc131 \uc2dc\uc758 ef_construction<\/code>\uacfc \ubcc4\uac1c\ub85c, \ucffc\ub9ac \uc2dc\uc810\uc5d0 ef_search<\/code>\ub97c \uc124\uc815\ud560 \uc218 \uc788\ub294\ub370 \uc774\uac8c \uc815\ud655\ub3c4\uc640 \uc18d\ub3c4\uc758 \ud2b8\ub808\uc774\ub4dc\uc624\ud504\ub97c \uc9c1\uc811 \ucee8\ud2b8\ub864\ud55c\ub2e4. \ucc98\uc74c\uc5d0 \uc774\uac78 \ubab0\ub77c\uc11c \uae30\ubcf8\uac12\uc73c\ub85c \ub480\ub2e4\uac00 recall\uc774 \uc0dd\uac01\ubcf4\ub2e4 \ub0ae\uac8c \ub098\uc654\ub2e4. SET hnsw.ef_search = 100;<\/code>\uc73c\ub85c \uc62c\ub9ac\ub2c8 \ud6e8\uc52c \ub098\uc544\uc84c\uc9c0\ub9cc, \uc774 \ud30c\ub77c\ubbf8\ud130\uac00 \uc138\uc158 \ub808\ubca8\uc774\ub77c\ub294 \uac83\ub3c4 \ucc98\uc74c\uc5d4 \ud63c\ub780\uc2a4\ub7ec\uc6e0\ub2e4.<\/p>\n
      -- \uc138\uc158\ubcc4\ub85c \uc124\uc815\ud558\uac70\ub098, postgresql.conf\uc5d0 \uc804\uc5ed\uc73c\ub85c\nSET hnsw.ef_search = 100;\n\n-- \ub610\ub294 \ud2b9\uc815 \ucffc\ub9ac\uc5d0\ub9cc \uc801\uc6a9\ud558\uace0 \uc2f6\ub2e4\uba74\nBEGIN;\nSET LOCAL hnsw.ef_search = 100;\nSELECT ... FROM documents ORDER BY embedding <=> $1 LIMIT 10;\nCOMMIT;\n<\/code><\/pre>\n
      \uc774\ub7f0 \uc138\ubd80 \uc0ac\ud56d\ub4e4\uc774 Pinecone \uc4f8 \ub54c\ub294 \ucd94\uc0c1\ud654\ub418\uc5b4 \uc788\uc5c8\ub294\ub370, pgvector\uc5d0\uc11c\ub294 \uc9c1\uc811 \ub2e4\ub904\uc57c \ud55c\ub2e4. \ucee8\ud2b8\ub864\uc774 \ub9ce\ub2e4\ub294 \uac74 \uadf8\ub9cc\ud07c \uc54c\uc544\uc57c \ud560 \uac83\ub3c4 \ub9ce\ub2e4\ub294 \ub73b\uc774\ub2e4.<\/p>\n
      pgvector\uac00 \ub9de\ub294 \ud300, Pinecone\uc774 \ub9de\ub294 \ud300<\/h2>\n
      \uc774\uac74 \ub3c4\uad6c\uc758 \uc6b0\uc5f4 \ubb38\uc81c\uac00 \uc544\ub2c8\ub77c \uc0c1\ud669\uc758 \ubb38\uc81c\ub2e4.<\/p>\n
      \uc774\ubbf8 PostgreSQL\uc744 \uc4f0\uace0 \uc788\uace0 \ubca1\ud130\uac00 \uc218\ucc9c\ub9cc \uac1c \ubbf8\ub9cc\uc774\ub77c\uba74 \u2014 pgvector\uac00 \ub9de\ub2e4. \ubcf5\uc7a1\ud55c \uba54\ud0c0\ub370\uc774\ud130 \ud544\ud130\ub9c1\uc774 \ud544\uc694\ud55c \uacbd\uc6b0\uc5d4 \ub354\ub354\uc6b1. \ub370\uc774\ud130\uac00 \ud55c \uacf3\uc5d0 \uc788\ub2e4\ub294 \ub2e8\uc21c\ud568\uc774 \uc0dd\uac01\ubcf4\ub2e4 \ud06c\ub2e4. \ub3d9\uae30\ud654 \uc774\uc288\ub3c4 \uc5c6\uace0, \ubcc4\ub3c4 SDK\ub3c4 \uc5c6\uace0, \uc778\ud504\ub77c \uccad\uad6c\uc11c \ud56d\ubaa9\ub3c4 \ud558\ub098 \uc904\uc5b4\ub4e0\ub2e4. \uc6b0\ub9ac \uac19\uc740 \uc18c\uaddc\ubaa8 \ud300\uc5d0\uac8c \uc774\uac8c \uaf64 \uc758\ubbf8 \uc788\uac8c \ub2e4\uac00\uc654\ub2e4.<\/p>\n
      \ubc18\ub300\ub85c \uc218\uc5b5 \uac1c \uc774\uc0c1\uc758 \ubca1\ud130\ub97c \ub2e4\ub904\uc57c \ud558\uac70\ub098, PostgreSQL\uc744 \uc544\uc608 \uc548 \uc4f0\ub294 \uc2a4\ud0dd\uc774\uac70\ub098, \ubca1\ud130 \uac80\uc0c9\uc774 \uc11c\ube44\uc2a4 \ud575\uc2ec\uc774\ub77c\uc11c \uc9c1\uc811 \ud29c\ub2dd\uc5d0 \uc2dc\uac04 \uc4f0\uae30 \uc2eb\ub2e4\uba74 \u2014 Pinecone \uac19\uc740 \uc804\uc6a9 \uc11c\ube44\uc2a4\uac00 \ub0ab\ub2e4. \uad00\ub9ac\ud615 \uc11c\ube44\uc2a4\uc758 \uac00\uce58\ub294 \uacb0\uad6d \uc6b4\uc601\uc5d0\uc11c \ub098\uc624\ub2c8\uae4c. Pinecone\uc758 namespaces\ub098 \uba40\ud2f0 \ud14c\ub10c\uc2dc \uae30\ub2a5\uc774 \ud6e8\uc52c \uc131\uc219\ud574 \uc788\ub294 \uac83\ub3c4 \uc0ac\uc2e4\uc774\ub2e4.<\/p>\n
      \ub0b4\uac00 100% \ud655\uc2e0\ud558\uc9c0 \ubabb\ud558\ub294 \ubd80\ubd84\uc740 pgvector\uc758 \uc2a4\ucf00\uc77c \ud55c\uacc4\ub2e4. 1\uc5b5 \uac1c \ubca1\ud130 \uc774\uc0c1\uc5d0\uc11c \uc5b4\ub5bb\uac8c \ub3d9\uc791\ud558\ub294\uc9c0\ub294 \uc9c1\uc811 \uacbd\ud5d8\uc774 \uc5c6\ub2e4. pgvector 0.7.x\uc5d0\uc11c \uc2a4\ud2b8\ub9ac\ubc0d HNSW \ube4c\ub4dc\uac00 \uac1c\uc120\ub410\ub2e4\uace0\ub294 \ud558\uc9c0\ub9cc, \uadf8 \uaddc\ubaa8\ub97c \ub2e4\ub904\uc57c \ud55c\ub2e4\uba74 \uc9c1\uc811 \ubca4\uce58\ub9c8\ud0b9\ud558\uace0 \uacb0\uc815\ud574\uc57c \ud55c\ub2e4.<\/p>\n
      \uadf8\ub798\uc11c \ub098\ub294 \uc5b4\ub5bb\uac8c \ud558\ub098<\/h2>\n
      pgvector\ub85c \uc62e\uacbc\uace0, \ub9cc\uc871\ud558\uace0 \uc788\ub2e4. \uccad\uad6c\uc11c \uac71\uc815\uc774 \uc0ac\ub77c\uc9c4 \uac83\ub3c4 \uc788\uc9c0\ub9cc, \uadf8\ubcf4\ub2e4 \ucf54\ub4dc\ubca0\uc774\uc2a4\uac00 \ub2e8\uc21c\ud574\uc9c4 \uac8c \ub354 \uc88b\ub2e4. \uc784\ubca0\ub529 \ud30c\uc774\ud504\ub77c\uc778, \ub3d9\uae30\ud654 \ub85c\uc9c1, \ubcc4\ub3c4 SDK \u2014 \uc774\uac83\ub4e4\uc774 \uc0ac\ub77c\uc9c0\ub2c8\uae4c \uba38\ub9bf\uc18d\uc774 \uc880 \uac00\ubcbc\uc6cc\uc84c\ub2e4.<\/p>\n
      \uc774\uc804\uc744 \uace0\ub824\ud55c\ub2e4\uba74 \ud55c \uac00\uc9c0\ub9cc \ucc59\uae30\uae38 \uad8c\ud55c\ub2e4: \ub9c8\uc774\uadf8\ub808\uc774\uc158 \uc804\uc5d0 recall \ubca4\uce58\ub9c8\ud06c\ub97c \uc9c1\uc811 \ub3cc\ub824\ubcf4\ub294 \uac83. \ub370\uc774\ud130\uc14b \ud2b9\uc131\uc5d0 \ub530\ub77c HNSW \ud30c\ub77c\ubbf8\ud130 \ud29c\ub2dd\uc774 \uaf64 \ub2ec\ub77c\uc9c8 \uc218 \uc788\uace0, \uc801\ub2f9\ud55c ef_search<\/code> \uac12\uc744 \ubbf8\ub9ac \ud30c\uc545\ud574\ub450\ub294 \uac8c \ub098\uc911\uc5d0 \ud6e8\uc52c \ud3b8\ud558\ub2e4.<\/p>\n
      PostgreSQL\uc744 \uc804\ud600 \uc548 \uc4f0\ub294 \uc2a4\ud0dd\uc774\ub77c\uba74 pgvector\ub97c \ub3c4\uc785\ud558\uae30 \uc704\ud574 \uc0c8\ub85c PostgreSQL\uc744 \ub744\uc6b0\ub294 \uac74 \uacfc\ud55c \uc120\ud0dd\uc774\ub2e4. \uadf8 \uacbd\uc6b0\uc5d4 Pinecone\uc774\ub098 Weaviate\uac00 \ub354 \ub9de\ub2e4. \ud558\uc9c0\ub9cc \uc774\ubbf8 Postgres\uac00 \uc788\ub2e4\uba74 \u2014 \uc194\uc9c1\ud788, \uc65c \uc548 \uc4f0\ub098 \uc2f6\ub2e4.<\/p>\n
      <\/p>\n","protected":false},"excerpt":{"rendered":"
      \uc9c0\ub09c 1\uc6d4, Pinecone \uccad\uad6c\uc11c\ub97c \uc5f4\uc5c8\ub2e4\uac00 \uc7a0\uae50 \uba48\ucdc4\ub2e4. \uc6d4 $340. \uc6b0\ub9ac \ud300\uc740 \ub098 \ud3ec\ud568 3\uba85\uc774\uace0, \uc0ac\uc774\ub4dc \ud504\ub85c\uc81d\ud2b8 \uacb8 \ub0b4\ubd80 \ub3c4\uad6c \uc815\ub3c4\ub85c RAG\ub97c \uc4f0\ub294\ub370 \u2014 \ud504\ub85c\ub355\uc158 \ud2b8\ub798\ud53d\ub3c4 \ub9ce\uc9c0 \uc54a\ub2e4 \u2014 \uc774\uac8c \ub9de\ub098 \uc2f6\uc5c8\ub2e4. \uadf8 \uc21c\uac04\ubd80\ud130 pgvector\ub97c \uc9c4\uc9c0\ud558\uac8c \uace0\ubbfc\ud558\uae30 \uc2dc\uc791\ud588\ub2e4.<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[1],"tags":[],"class_list":["post-251","post","type-post","status-publish","format-standard","hentry","category-general"],"_links":{"self":[{"href":"https:\/\/blog.rebalai.com\/ko\/wp-json\/wp\/v2\/posts\/251","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/blog.rebalai.com\/ko\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blog.rebalai.com\/ko\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blog.rebalai.com\/ko\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/blog.rebalai.com\/ko\/wp-json\/wp\/v2\/comments?post=251"}],"version-history":[{"count":1,"href":"https:\/\/blog.rebalai.com\/ko\/wp-json\/wp\/v2\/posts\/251\/revisions"}],"predecessor-version":[{"id":263,"href":"https:\/\/blog.rebalai.com\/ko\/wp-json\/wp\/v2\/posts\/251\/revisions\/263"}],"wp:attachment":[{"href":"https:\/\/blog.rebalai.com\/ko\/wp-json\/wp\/v2\/media?parent=251"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blog.rebalai.com\/ko\/wp-json\/wp\/v2\/categories?post=251"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blog.rebalai.com\/ko\/wp-json\/wp\/v2\/tags?post=251"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}