sqlfmt▍
sqlfmt blog
Practical posts on writing cleaner SQL and fixing the errors your database gives back.
By Sharon Ben-Moshe · Sep 29, 2026
Fix Google BigQuery's "Unrecognized name: column" error. Learn alias visibility rules across WHERE and QUALIFY, case sensitivity, and struct unnesting.
Read postBy Sharon Ben-Moshe · Sep 26, 2026
Understand SQLite Error 20 (datatype mismatch). Learn how SQLite type affinity, CHECK constraints, and STRICT tables enforce data integrity.
Read postBy Sharon Ben-Moshe · Sep 23, 2026
Fix PostgreSQL Error 57014: canceling statement due to statement_timeout. Learn how to tune query plans, configure timeouts per session, and avoid lock waits.
Read postBy Sharon Ben-Moshe · Sep 20, 2026
Fix SQL Server Error 8152 and 2628: String or binary data would be truncated. Discover how to identify the offending column and increase column size.
Read postBy Sharon Ben-Moshe · Sep 17, 2026
Troubleshoot MySQL Error 1064 (You have an error in your SQL syntax). Learn how to identify unquoted reserved words, hanging commas, and quote issues.
Read postBy Sharon Ben-Moshe · Sep 14, 2026
Diagnose and resolve PostgreSQL Error 40P01 (deadlock detected). Learn how to order resource locks, shorten transaction windows, and tune deadlock_timeout.
Read postBy Sharon Ben-Moshe · Sep 11, 2026
How to resolve SQL Server Msg 512 and PostgreSQL 21000: Subquery returned more than 1 value. Replace scalar subqueries with JOINs, IN, or TOP 1.
Read postBy Sharon Ben-Moshe · Sep 8, 2026
Resolve MySQL Error 1215 and 1452. Discover how to fix column type mismatches, collation differences, missing parent indexes, and orphan records.
Read postBy Sharon Ben-Moshe · Sep 5, 2026
Troubleshoot and fix PostgreSQL Error 23505: duplicate key value violates unique constraint. Learn how to fix desynced sequences and use ON CONFLICT.
Read postBy Sharon Ben-Moshe · Sep 2, 2026
Learn how to prevent and fix division by zero errors in SQL using NULLIF, CASE expressions, and database-specific safe division functions.
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