How Many Characters Can MySQL 5.7 VARCHAR Store? Limits by Charset Explained

This article experimentally determines the maximum number of characters a MySQL 5.7 VARCHAR column can hold under different character sets, explains the underlying row‑size and index‑key restrictions, and provides concrete CREATE TABLE examples for latin1, utf8, and utf8mb4.

Charsetdatabaseindex limit

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How Many Characters Can MySQL 5.7 VARCHAR Store? Limits by Charset Explained