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23. 42. SUBSTRING | | 23. 42. 1. | SUBSTRING(str,pos), SUBSTRING(str FROM pos), SUBSTRING(str,pos,len), SUBSTRING(str FROM pos FOR len) | | | | 23. 42. 2. | SUBSTRING('ABCDEFGHIJK' FROM 4); | | | | 23. 42. 3. | SUBSTRING('ABCDEFGHIJK',5,6); | | | | 23. 42. 4. | SUBSTRING('ABCDEFGHIJK', -3); | | | | 23. 42. 5. | SUBSTRING('ABCDEFGHIJK', -5, 3); | | | | 23. 42. 6. | SUBSTRING('ABCDEFGHIJK' FROM -4 FOR 2); | | | | 23. 42. 7. | Use SUBSTRING with data in a table | | |
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