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Emma Jia

Emma Jia

Senior Technical Editor

Emma is the bridge between complex engineering and the people who need it. As a content creator at Info2soft, she spends her days translating "tech-speak" into clear, actionable stories about data resilience. She’s not just documenting software; she's uncovering how data replication and recovery actually change the way businesses run.

All Articles by Emma Jia

Database Replication | September 1, 2026
How to Sync Two PostgreSQL Databases [5 Proven Methods]
Need to sync two PostgreSQL databases? This guide covers 5 proven methods, from pg_dump and logical replication to pgsync, bidirectional replication, and physical replication, with practical tips for choosing, verifying, and managing each approach.
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Data Backup & Recovery | August 31, 2026
Export a SQL Table to CSV: SQL Server, MySQL, PostgreSQL, and Oracle
Exporting SQL tables to CSV sounds simple until you run into encoding errors, missing headers, or multi-million-row datasets. This guide covers the reliable export methods for SQL Server, MySQL, PostgreSQL, and Oracle, helping you choose the right method.
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Data Backup & Recovery | August 30, 2026
How to Fix ORA-26947 Oracle GoldenGate Replication Is Not Enabled
ORA-26947 occurs when Oracle GoldenGate replication is not enabled in the database. This guide explains how to check and enable ENABLE_GOLDENGATE_REPLICATION and troubleshoot related RAC, CDB/PDB, ARCHIVELOG, supplemental logging, and FORCE LOGGING issues.
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Disaster Tolerance | August 28, 2026
How to Create a Replication User in PostgreSQL Step-by-Step
A PostgreSQL replication user is a dedicated role for streaming or logical replication. This guide covers how to create the user, configure secure authentication, verify permissions, and fix common replication errors.
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Data Management & Migration | August 26, 2026
KVM Virtualization: How It Works, Install & Best Practices
KVM virtualization turns Linux into a platform for running virtual machines with KVM, QEMU, and libvirt. This guide covers how KVM works, how to install and create VMs, KVM vs. VMware, and best practices for managing, protecting, and migrating KVM workloads.
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Data Backup & Recovery | August 25, 2026
Raw vs QCOW2 Image: Performance, Snapshots & Conversion
Raw and QCOW2 are the two most common virtual disk formats in KVM/QEMU, but they trade off performance, storage efficiency, and snapshot support in different ways. This guide breaks down what each format is, benchmarks the real performance gap, and gives you a workload-based framework for choosing — plus the commands to convert between them.
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Data Management & Migration | August 24, 2026
10 Disaster Recovery Testing Best Practices to Strengthen Your DR Plan
Most organizations have a disaster recovery plan. Far fewer have tested it. This guide covers 10 proven best practices for DR testing — from setting RTO/RPO targets and choosing the right test types, to avoiding the mistakes that cause recovery to fail when it counts.
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Data Backup & Recovery | August 24, 2026
How to Backup MySQL to Tape: 2 Methods & Restore Steps
This guide demonstrates how to back up MySQL to tape using logical methods like mysqldump and tar, as well as physical backup methods. You’ll also learn how a dedicated MySQL backup solution can automate and simplify tape backup.
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Data Management & Migration | August 22, 2026
How to Fix VMware Not Showing Cursor with 5 Fixes
A missing or unresponsive cursor in VMware can result from VMware Tools, guest drivers, input settings, or console mouse modes. This guide covers the five most common causes and provides step-by-step fixes for Workstation, Linux guests, migrated VMs, and vSphere environments.
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Data Backup & Recovery | August 20, 2026
Postgres COPY Command: Syntax, Examples, and COPY vs \copy
The PostgreSQL COPY command provides an efficient way to transfer data between PostgreSQL tables and files. This guide explains COPY syntax, demonstrates practical import and export examples, compares COPY with \copy, and shows how to troubleshoot common errors.
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