Difference between CHAR_LENGTH and LENGTH...
By Sheetal Panday
CHAR_LENGTH and LENGTH differences in MySQL...
Teacher SiliconIndia replied to Sheetal Panday Monday, November 09, 2009
Hi Sheetal,
The first is, naturally, the character count. The second is byte count. For the Latin characters the numbers are the same, but they are not the same for Unicode and other encodings.