What is the current consensus on how to optimize PostgreSQL query performance when dealing with millions of text records from old census documents
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Fan-out diagram
The searches the AI actually ran for this prompt.
SEED QUERY
What is the current consensus on how to optimize PostgreSQL query performance when dealing with millions of text records from old census documents
3 real searches · 1 real-search pass
PostgreSQL full text search performance millions documents GIN GiST partitioning pg_trgm official documentation 2026Google ↗
OBSERVED
PostgreSQL large text corpus query optimization census historical records indexing generated tsvector JSONB BRIN vacuum analyze 2025 2026Google ↗
OBSERVED
site:postgresql.org/docs/18 PostgreSQL EXPLAIN ANALYZE BUFFERS extended statistics partition pruning autovacuum ANALYZE indexes expression generated columnsGoogle ↗
OBSERVED
Badge and edge weight = share of passes that produced the query. Hover a query for its intent and routing format.
Query classes
Google's semantic query class for every sub-query: what kind of answer each search is after, simulated vs real.
Classifying 3 queries…
Searches and sources
ChatGPT3 real searches · gpt-6
PostgreSQL full text search performance millions documents GIN GiST partitioning pg_trgm official documentation 2026 Google ↗
PostgreSQL large text corpus query optimization census historical records indexing generated tsvector JSONB BRIN vacuum analyze 2025 2026 Google ↗
site:postgresql.org/docs/18 PostgreSQL EXPLAIN ANALYZE BUFFERS extended statistics partition pruning autovacuum ANALYZE indexes expression generated columns Google ↗
- PostgreSQL: Documentation: 16: 12.9. Preferred Index Types for Text Search · postgresql.org
- PostgreSQL 18.3 Documentation · pg.center
- PostgreSQL: Documentation: 16: F.35. pg_trgm — support for similarity of text using trigram matching · postgresql.org
- PostgreSQL: Documentation: 14: F.33. pg_trgm · postgresql.org
- PostgreSQL: Documentation: 18: EXPLAIN · postgresql.org
- PostgreSQL: Documentation: 18: 14.1. Using EXPLAIN · postgresql.org
- PostgreSQL: Documentation: 18: 24.1. Routine Vacuuming · postgresql.org
- PostgreSQL: Documentation: 18: 11.12. Examining Index Usage · postgresql.org
- PostgreSQL: Documentation: 18: Chapter 14. Performance Tips · postgresql.org
Queries
3 queries · click a column to sort
| Query / type | Search | Intent | Query class | Routing format | Cluster | Freq ↓ | Weight |
|---|---|---|---|---|---|---|---|
PostgreSQL full text search performance millions documents GIN GiST partitioning pg_trgm official documentation 2026 OBSERVED | Google ↗ AI Mode ↗ | — | — | — | — | 1x of 1 | |
PostgreSQL large text corpus query optimization census historical records indexing generated tsvector JSONB BRIN vacuum analyze 2025 2026 OBSERVED | Google ↗ AI Mode ↗ | — | — | — | — | 1x of 1 | |
site:postgresql.org/docs/18 PostgreSQL EXPLAIN ANALYZE BUFFERS extended statistics partition pruning autovacuum ANALYZE indexes expression generated columns OBSERVED | Google ↗ AI Mode ↗ | — | — | — | — | 1x of 1 |