Använda ett reguljärt uttryck :
SELECT *
FROM test
WHERE REGEXP_LIKE(testcol, '[[:digit:]]');
Använder inte reguljära uttryck:
SELECT *
FROM test
WHERE testcol LIKE '%0%'
OR testcol LIKE '%1%'
OR testcol LIKE '%2%'
OR testcol LIKE '%3%'
OR testcol LIKE '%4%'
OR testcol LIKE '%5%'
OR testcol LIKE '%6%'
OR testcol LIKE '%7%'
OR testcol LIKE '%8%'
OR testcol LIKE '%9%'