https://muhammadamal.my.id/tags/postgres/ Recent content in Postgres on Hi, I'm Muhammad Amal Hugo en-us Wed, 25 Jun 2025 09:00:00 +0700 https://muhammadamal.my.id/blog/yugabytedb-for-global-apps/ Wed, 25 Jun 2025 09:00:00 +0700 https://muhammadamal.my.id/blog/yugabytedb-for-global-apps/ How to design and run YugabyteDB 2.23 for globally distributed apps, covering placement, multi-region geo-partitioning, and Postgres compatibility tradeoffs. https://muhammadamal.my.id/blog/reading-pg-stat-io-and-modern-postgres-internals/ Mon, 23 Jun 2025 09:00:00 +0700 https://muhammadamal.my.id/blog/reading-pg-stat-io-and-modern-postgres-internals/ A deep dive on pg_stat_io in PostgreSQL 17, explaining buffer cache mechanics, IO contexts, and how to diagnose storage and memory pressure from the view. https://muhammadamal.my.id/blog/time-series-at-scale-with-timescaledb-hypertables/ Wed, 18 Jun 2025 09:00:00 +0700 https://muhammadamal.my.id/blog/time-series-at-scale-with-timescaledb-hypertables/ How to design, operate, and scale TimescaleDB 2.18 hypertables for production time-series workloads, with chunk sizing, compression, and aggregation patterns. https://muhammadamal.my.id/blog/high-availability-postgres-with-patroni-4-0/ Mon, 16 Jun 2025 09:00:00 +0700 https://muhammadamal.my.id/blog/high-availability-postgres-with-patroni-4-0/ How to build a production-grade highly available Postgres 17 cluster using Patroni 4.0, etcd for consensus, and HAProxy for routing. https://muhammadamal.my.id/blog/citus-for-sharded-multi-tenant-postgres/ Wed, 11 Jun 2025 09:00:00 +0700 https://muhammadamal.my.id/blog/citus-for-sharded-multi-tenant-postgres/ A senior engineer’s walkthrough of Citus 12.1 for sharded multi-tenant Postgres, focused on schema patterns, query routing, and operational realities. https://muhammadamal.my.id/blog/distributed-sql-with-cockroachdb-24-3/ Mon, 09 Jun 2025 09:00:00 +0700 https://muhammadamal.my.id/blog/distributed-sql-with-cockroachdb-24-3/ How to think about and operate CockroachDB 24.3 as a distributed SQL engine, with concrete schema, query, and locality patterns. https://muhammadamal.my.id/blog/scaling-pgvector-to-billion-vector-workloads/ Wed, 04 Jun 2025 09:00:00 +0700 https://muhammadamal.my.id/blog/scaling-pgvector-to-billion-vector-workloads/ A practical engineer’s playbook for scaling pgvector 0.8 to billion-vector workloads on Postgres 17, covering HNSW, quantization, and partitioning. https://muhammadamal.my.id/blog/advanced-postgresql-17-tuning-at-scale/ Mon, 02 Jun 2025 09:00:00 +0700 https://muhammadamal.my.id/blog/advanced-postgresql-17-tuning-at-scale/ How to tune PostgreSQL 17 for real production scale, with concrete settings, diagnostic queries, and the pitfalls that bite teams under load. https://muhammadamal.my.id/blog/lessons-from-year-rust-postgres-ai-agents/ Fri, 20 Dec 2024 09:00:00 +0700 https://muhammadamal.my.id/blog/lessons-from-year-rust-postgres-ai-agents/ The combination that defined my 2024. What I learned about each, what I learned about their intersection, and what I would do differently. https://muhammadamal.my.id/blog/zero-downtime-postgres-migrations-in-2024/ Fri, 22 Nov 2024 09:00:00 +0700 https://muhammadamal.my.id/blog/zero-downtime-postgres-migrations-in-2024/ A field guide to running zero downtime schema migrations against Postgres 17, with expand-contract, backfill batching, and lock-aware DDL. https://muhammadamal.my.id/blog/vacuum-and-bloat-management-for-busy-postgres-tables/ Wed, 20 Nov 2024 09:00:00 +0700 https://muhammadamal.my.id/blog/vacuum-and-bloat-management-for-busy-postgres-tables/ Practical vacuum tuning for write-heavy Postgres 17 workloads, with autovacuum parameters, bloat detection queries, and pg_repack guidance. https://muhammadamal.my.id/blog/native-postgres-partitioning-patterns-that-hold-at-scale/ Mon, 18 Nov 2024 09:00:00 +0700 https://muhammadamal.my.id/blog/native-postgres-partitioning-patterns-that-hold-at-scale/ Field-tested patterns for native Postgres partitioning in 17, with sizing rules, partition pruning, foreign keys, and the gotchas you only learn at scale. https://muhammadamal.my.id/blog/logical-replication-for-blue-green-postgres-deploys/ Fri, 15 Nov 2024 09:00:00 +0700 https://muhammadamal.my.id/blog/logical-replication-for-blue-green-postgres-deploys/ End-to-end blue green Postgres cutover using logical replication on 17, with the cutover runbook, slot sync, and the failure modes. https://muhammadamal.my.id/blog/pgvector-tuning-in-2024-hnsw-and-ivfflat-in-production/ Wed, 13 Nov 2024 09:00:00 +0700 https://muhammadamal.my.id/blog/pgvector-tuning-in-2024-hnsw-and-ivfflat-in-production/ How to size and tune pgvector 0.7.4 indexes in production, with concrete parameters, recall benchmarks, and the failure modes nobody mentions. https://muhammadamal.my.id/blog/choosing-the-right-postgres-index-brin-gin-hnsw-ivfflat/ Mon, 11 Nov 2024 09:00:00 +0700 https://muhammadamal.my.id/blog/choosing-the-right-postgres-index-brin-gin-hnsw-ivfflat/ When to reach for BRIN, GIN, GiST, BTREE, HNSW or IVFFlat in Postgres 17, with realistic sizing and a flowchart-style decision tree. https://muhammadamal.my.id/blog/reading-explain-analyze-like-a-senior-dba/ Fri, 08 Nov 2024 09:00:00 +0700 https://muhammadamal.my.id/blog/reading-explain-analyze-like-a-senior-dba/ A senior DBA’s reading order for EXPLAIN ANALYZE output in Postgres 17, with real plans, estimation skew detection, and BUFFERS interpretation. https://muhammadamal.my.id/blog/connection-pooling-with-pgbouncer-setup-that-survives-10k-clients/ Wed, 06 Nov 2024 09:00:00 +0700 https://muhammadamal.my.id/blog/connection-pooling-with-pgbouncer-setup-that-survives-10k-clients/ Hands-on guide to running PgBouncer 1.23 in front of Postgres 17 at 10k+ client connections, with config, ops, and the gotchas. https://muhammadamal.my.id/blog/postgres-17-in-production-features-worth-using/ Mon, 04 Nov 2024 09:00:00 +0700 https://muhammadamal.my.id/blog/postgres-17-in-production-features-worth-using/ Practical look at the Postgres 17 features that move the needle for production workloads, with real psql snippets and upgrade notes. https://muhammadamal.my.id/blog/hybrid-retrieval-pgvector-bm25/ Thu, 16 Nov 2023 09:00:00 +0700 https://muhammadamal.my.id/blog/hybrid-retrieval-pgvector-bm25/ Building hybrid retrieval on Postgres with pgvector 0.5 and BM25 — schema, query, score fusion, and trade-offs vs managed vector DBs. https://muhammadamal.my.id/blog/connection-pooling-grpc-postgres-golang/ Mon, 20 Mar 2023 09:00:00 +0700 https://muhammadamal.my.id/blog/connection-pooling-grpc-postgres-golang/ Right-sizing pgx pools and gRPC client connections in Go — the tuning, lifecycle, and math that survives real traffic. https://muhammadamal.my.id/blog/postgres-bulk-loading-copy/ Mon, 24 Oct 2022 09:00:00 +0700 https://muhammadamal.my.id/blog/postgres-bulk-loading-copy/ Postgres bulk loading: COPY beats INSERT 100x. UNLOGGED, index management, fast ETL writes. https://muhammadamal.my.id/blog/debezium-postgres-cdc/ Fri, 21 Oct 2022 09:00:00 +0700 https://muhammadamal.my.id/blog/debezium-postgres-cdc/ Debezium 2.0: Postgres → Kafka CDC setup, config, snapshot, ops gotchas. https://muhammadamal.my.id/blog/go-etl-pipeline/ Wed, 12 Oct 2022 09:00:00 +0700 https://muhammadamal.my.id/blog/go-etl-pipeline/ Go ETL: pgx, COPY bulk, concurrent ETL stages. When Go beats Python. https://muhammadamal.my.id/blog/postgres-logical-replication-cdc/ Fri, 07 Oct 2022 09:00:00 +0700 https://muhammadamal.my.id/blog/postgres-logical-replication-cdc/ Postgres logical replication for CDC: publications, slots, wal2json / pgoutput consumption. https://muhammadamal.my.id/blog/mqtt-timescaledb-ingest/ Mon, 15 Aug 2022 09:00:00 +0700 https://muhammadamal.my.id/blog/mqtt-timescaledb-ingest/ MQTT → TimescaleDB consumer in Go. Hypertables, COPY inserts, retention, backpressure. https://muhammadamal.my.id/blog/go-repository-pattern/ Mon, 13 Jun 2022 09:00:00 +0700 https://muhammadamal.my.id/blog/go-repository-pattern/ Repository pattern in Go. Ports in use-case layer, Postgres implementations, transactions. https://muhammadamal.my.id/blog/rust-sqlx-postgres/ Fri, 18 Mar 2022 09:00:00 +0700 https://muhammadamal.my.id/blog/rust-sqlx-postgres/ Postgres in Rust with sqlx 0.5. Compile-time SQL checking, query macros, migrations, transactions, gotchas. https://muhammadamal.my.id/blog/postgres-multi-column-index-order/ Fri, 18 Feb 2022 09:00:00 +0700 https://muhammadamal.my.id/blog/postgres-multi-column-index-order/ Multi-column index column order in Postgres. Leftmost prefix, INCLUDE, and the three patterns that decide useful vs useless. https://muhammadamal.my.id/blog/postgres-partial-indexes/ Wed, 16 Feb 2022 09:00:00 +0700 https://muhammadamal.my.id/blog/postgres-partial-indexes/ Postgres partial indexes — index only the rows that matter. Four patterns that catch most production wins. https://muhammadamal.my.id/blog/postgres-index-types-btree-gin-gist-brin/ Mon, 14 Feb 2022 09:00:00 +0700 https://muhammadamal.my.id/blog/postgres-index-types-btree-gin-gist-brin/ Postgres index types compared. B-tree, GIN, GiST, BRIN, Hash. When each wins, with real queries and trade-offs. https://muhammadamal.my.id/blog/pgbouncer-connection-pooling-postgres/ Fri, 11 Feb 2022 09:00:00 +0700 https://muhammadamal.my.id/blog/pgbouncer-connection-pooling-postgres/ PgBouncer in front of Postgres 14. Transaction pooling, pool sizing, prepared-statement gotchas, deploy patterns. https://muhammadamal.my.id/blog/postgres-autovacuum-tuning/ Wed, 09 Feb 2022 09:00:00 +0700 https://muhammadamal.my.id/blog/postgres-autovacuum-tuning/ Autovacuum defaults fail on write-heavy tables. Spot the bloat, set per-table overrides, prove it works with metrics. https://muhammadamal.my.id/blog/postgres-memory-shared-buffers-work-mem/ Mon, 07 Feb 2022 09:00:00 +0700 https://muhammadamal.my.id/blog/postgres-memory-shared-buffers-work-mem/ Four Postgres memory settings that decide whether queries fit in RAM or spill. shared_buffers, work_mem, effective_cache_size, maintenance_work_mem. https://muhammadamal.my.id/blog/postgres-query-planner-explain/ Fri, 04 Feb 2022 09:00:00 +0700 https://muhammadamal.my.id/blog/postgres-query-planner-explain/ Read Postgres EXPLAIN ANALYZE without faking it. Plan nodes, cost vs actual, trouble patterns, and the fix per pattern. https://muhammadamal.my.id/blog/postgres-performance-tuning-checklist/ Wed, 02 Feb 2022 09:00:00 +0700 https://muhammadamal.my.id/blog/postgres-performance-tuning-checklist/ Practical Postgres 14 performance checklist. Memory, autovacuum, indexes, pooling, and the metrics that prove it worked. https://muhammadamal.my.id/blog/shared-database-monolith-microservices/ Fri, 28 Jan 2022 09:00:00 +0700 https://muhammadamal.my.id/blog/shared-database-monolith-microservices/ Sharing Postgres between monolith and microservices without coupling them. Schemas, roles, FK boundaries, ownership migration.