MySQLdata extraction

Extract Numbers from String Column in MySQL with Regex

Use MySQL REGEXP_REPLACE to extract only numeric characters from mixed text columns. SQL examples for number extraction.

The Regex Pattern

Regex pattern

[^0-9]

Use this pattern with MySQL's REGEXP operator.

MySQL SQL Example

-- Extract numeric values from a mixed alphanumeric column in MySQL such as order codes or product SKUs using REGEXP_REPLACE
SELECT *
FROM your_table
WHERE your_column REGEXP '[^0-9]';

How This Works

Extract numeric values from a mixed alphanumeric column in MySQL such as order codes or product SKUs using REGEXP_REPLACE. The regex pattern is used with MySQL's REGEXP operator to filter rows at the database level.

Using regex directly in SQL is efficient for use cases like data extraction — it avoids loading data into application memory just to filter it with a regex.

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