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Shveta Malik

Shveta Malik is a Software Principal Developer at Fujitsu, specialising in PostgreSQL logical replication. She contributes to the PostgreSQL open-source community through the design, development, and review of advanced replication features, with a focus on improving reliability and high-availability. Her work includes contributions to replication slot synchronisation and other enhancements that strengthen logical replication in failover scenarios.

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Online WAL level change for logical decoding in PostgreSQL 19

Shveta Malik May 19, 2026

PostgreSQL 19 introduces online WAL level changes for logical decoding, eliminating the need for server restarts and improving replication efficiency.

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Tuple flow in PostgreSQL Logical Replication (1)
Upstream PostgreSQL development (1)
VACUUM (1)
WAL level management (1)
Why PostgreSQL support matters (1)
dynamic wal_level adjustment in PostgreSQL (1)
enable logical replication without restart (1)
pg_repack (1)
pg_stat_statements (1)
pg_upgrade (1)
tiktoken (1)

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PostgreSQL (126)
Fujitsu Enterprise Postgres (69)
PostgreSQL community (66)
PostgreSQL event (35)
PostgreSQL development (32)
Database security (31)
Logical replication (25)
Open source (19)
Security (18)
Data governance (16)
Announcement (15)
Data Masking (11)
Database security series (10)
Event (9)
Enhanced enterprise open source database (8)
Gary Evans' AI blog series (8)
PostgreSQL AI (8)
PostgreSQL performance (8)
Vector search (8)
PostgreSQL support (7)
Transparent Data Encryption (7)
Database performance (6)
Database replication (6)
Digital Transformation (6)
Generative AI (6)
High Availability (6)
PGCon (6)
Database Migration (5)
RAG (Retrieval-Augmented Generation) (5)
pgvector (5)
A day in the life of a PostgreSQL engineer (4)
Cloud journey (4)
Community support (4)
Customer data (4)
Data Redaction (4)
Data management (4)
Dedicated Audit Log (4)
EU General Data Protection Regulation (GDPR) (4)
Encryption (4)
Fujitsu PostgreSQL Community engagement (4)
NIST Cybersecurity Framework (4)
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PGConf (3)
PGDay Down Under (3)
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SQL/JSON (3)
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Australian Privacy Amendment (NDB) Act 2017 (2)
Backup (2)
Data monetization (2)
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DevOps approach (2)
DevSecOps (2)
Embedding (2)
Embeddings (2)
FOSSASIA (2)
Hybrid Transactional Analytical Processing (HTAP) (2)
Industry 4.0 (2)
Legacy applications (2)
Natural Language Processing (NLP) (2)
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PGConf.dev (2)
PGDay Bangkok PostgreSQL Conference (2)
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PostgreSQL extensions (2)
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PostgreSQL logical replication features (2)
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Query parser (2)
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TCO (2)
pg_createsubscriber (2)
AI integration (1)
Access control (1)
Advanced PostgreSQL extensibility insights (1)
Agribusiness (1)
Big Data (1)
Building PostgreSQL extensions in C (1)
Business continuity (1)
Business continuity planning (1)
CIO (1)
CTO (1)
Centralizing authorization (1)
Cloud business continuity risks (1)
Cloud native (1)
Cloud vs hybrid database strategy (1)
Cloud-only deployment limitations (1)
Cloud-only limitations in government (1)
Community leadership (1)
Conflict resolution (1)
Convergence (1)
Corporate stewardship of PostgreSQL (1)
Cyber attack (1)
DBA tips (1)
Data portability (1)
Data privacy & security (1)
Data residency (1)
Data residency requirements (1)
Data security (1)
Data sovereignty (1)
Data sovereignty compliance (1)
Database administration (1)
Database compliance (1)
Database continuity planning (1)
Database development (1)
Database engineering (1)
Database innovation (1)
Database optimization (1)
Database risk management (1)
Database security and compliance (1)
Database sovereign operations (1)
Database stability and continuity guide (1)
Deep dive into PostgreSQL Logical Replication (1)
Demo (1)
Elasticsearch (1)
Enterprise PostgreSQL support benefits (1)
Enterprise contributions to PostgreSQL (1)
Enterprise database continuity planning (1)
FIPS (1)
Failover slots (1)
Federal IT continuity (1)
Federal Information Processing Standards (1)
Federal cloud continuity checklist (1)
Fraud detection (1)
Fujitsu (1)
Fujitsu World Tour (1)
Government database continuity risks (1)
How PostgreSQL Logical Replication works internall (1)
Hybrid PostgreSQL deployment benefits (1)
Hybrid and on-prem continuity design (1)
Hybrid database continuity checklist (1)
IBM LinuxONE (1)
Index (1)
Internet of Things (1)
K8s (1)
Kubernetes (1)
Lessons from PGConf India PostgreSQL talks (1)
Linux (1)
Logical Replication architecture (1)
Logical decoding (1)
Machine learning (1)
Memory components (1)
Micro-services (1)
Mirroring Controller (1)
Mission-critical PostgreSQL systems (1)
Nationwide PostgreSQL meetups Australia (1)
NoSQL (1)
Open source contributions (1)
Open source database (1)
Open source engagement (1)
Open source stewardship (1)
Operational resilience (1)
Operational resilience for databases (1)
Oracle to PostgreSQL (1)
PL/Rust (1)
PostgreSQL 19 online WAL level change (1)
PostgreSQL AI and vector search (1)
PostgreSQL Logical Replication internals explained (1)
PostgreSQL best practices (1)
PostgreSQL cloud risk assessment (1)
PostgreSQL community events Australia (1)
PostgreSQL continuity risk management (1)
PostgreSQL core code contributions (1)
PostgreSQL data sovereignty (1)
PostgreSQL deployment choices (1)
PostgreSQL deployment strategies (1)
PostgreSQL ecosystem engagement (1)
PostgreSQL extension development best practices (1)
PostgreSQL features (1)
PostgreSQL for developers (1)
PostgreSQL high availability (1)
PostgreSQL logical decoding without downtime (1)
PostgreSQL meetups (1)
PostgreSQL mission risk cloud-only (1)
PostgreSQL open source engineering (1)
PostgreSQL performance tuning (1)
PostgreSQL replication internals (1)
PostgreSQL resilience federal IT (1)
PostgreSQL support & stability (1)
PostgreSQL support model importance (1)
Public sector (1)
Python (1)
Quantum computing (1)
Quantum-safe encryption (1)
Query optimizer (1)
Real-time analytics (1)
Real-world PostgreSQL extension use cases (1)
Rust (1)
Security best practices (1)
Semantic analysis (1)
Semantic search in PostgreSQL with pgvector (1)
Singapore PDPC (1)
Society 5.0 (1)
Sovereign data management (1)
Spectre and Meltdown (1)
Strategy (1)
Sydney PostgreSQL Meetup (1)
Sydney PostgreSQL Meetup 2026 (1)
Tracking changes with PostgreSQL logical decoding (1)
Tuple flow in PostgreSQL Logical Replication (1)
Upstream PostgreSQL development (1)
VACUUM (1)
WAL level management (1)
Why PostgreSQL support matters (1)
dynamic wal_level adjustment in PostgreSQL (1)
enable logical replication without restart (1)
pg_repack (1)
pg_stat_statements (1)
pg_upgrade (1)
tiktoken (1)

see all >

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