Full-Stack Internet Architecture
May 3, 2025 · Databases
MySQL Trailing Space Issue: Unexpected Matching of Strings with Trailing Spaces
An investigation reveals that MySQL treats trailing spaces in VARCHAR values as insignificant during string comparison, causing queries like SELECT * WHERE name='Tom' to match rows with extra spaces, and demonstrates that using the BINARY keyword restores exact matching, highlighting a potential bug in MySQL 5.7.
MySQLbinarybug
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