OFFSET vs Last ID Pagination: Which Is Better for Database Performance?
OFFSET pagination gets slower as tables grow and users page deeper in. Last ID (keyset/cursor) pagination stays fast and stable. Here's when to use each.
Views and Materialized Views Across Database Dialects
Views and materialized views rarely survive a cross-dialect migration unchanged. Here's what breaks, what Db2 MQTs and Postgres materialized views have in common, and how to migrate them safely.
Collation and Charset Pitfalls in Cross-Dialect Schema Migrations
How collation and charset defaults differ across MySQL, PostgreSQL, SQL Server, and Oracle, and how to catch mismatches before a migration ships.
Learn SQL Queries Using Your Own Excel Data (Import, Query, Export)
Export an Excel sheet to CSV, import it into FoxSchema's SQL Editor, write real SQL queries and joins against it, then export results back to CSV.
Data Masking for Dev Environments with FoxScript and Faker.js
How to mask sensitive data for dev/staging using FoxSchema's bundled @faker-js/faker import in FoxScript, with deterministic seeding and Server Beam.
Server Insights: Connection Pool, Sessions, and Table Sizes at a Glance
How FoxSchema's Server Insights utility surfaces connection pool health, active sessions, host resources, and table/index sizes per dialect.
Server Beam: Moving Data Between Two Databases with SQL and JavaScript
How FoxSchema's Server Beam moves data across two live database connections using sql.on(alias), bind parameters, and a 20-call-per-run safety cap.
Query Files: Turn a CSV, JSON, or Fixed-Width File Into a Queryable Table
How FoxSchema's Query files utility imports CSV/TSV, JSON, and fixed-width files into a temp SQLite workspace or a saved connection for instant SQL access.
FoxScript: SQL with Embedded JavaScript and Node Code Cells
How FoxScript works: SQL-first documents with @js/@ts/@node code blocks, statement strip, bind-parameter sql tags, and browser vs server execution.
Tutorials
Database Migration Best Practices for Safer Deployments
Database migration best practices: review generated DDL, snapshot before applying, use skip-on-error, and verify with a schema diff.
