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Concept visual
Start at both ends
Extract 3 characters from a string (starting from left):
SELECT LEFT("SQL Tutorial", 3) AS ExtractString;The LEFT() function extracts a number of characters from a string (starting from left).
Also look at the RIGHT() function.
string, number_of_chars )
Required. The string to extract from number_of_chars
Required. The number of characters to extract. If this parameter is larger than the number of characters in string, this function will return stringFrom MySQL 4.0
Extract 5 characters from the text in the "CustomerName" column (starting from left): SELECT LEFT(CustomerName, 5) AS ExtractString
FROM Customers;❮ MySQL Functions