| 1. | regexp_instr function summary | | |
| 2. | Simple demo for REGEXP_INSTR | | |
| 3. | regexp_instr (string, pattern, position, occurence, return-option) | | |
| 4. | Return-option is set to 1 to indicate the end of the found pattern | | |
| 5. | regexp_instr (string, pattern, position, occurence, return-option, parameters): c: to match case sensitively | | |
| 6. | 'i': to match case insensitively | | |
| 7. | regexp_instr (string, pattern) | | |
| 8. | Returns the position of the second occurrence that matches the letter 'o' starting at position 10 | | |
| 9. | The simplest regular expression matches letters, letter for letter | | |
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| 10. | REGEXP_INSTR function in where clause | | |
| 11. | Apecify any series of letters and find matches, just like INSTR | | |
| 12. | REGEXP_INSTR(description,'ee') > 0 | | |
| 13. | REGEXP_INSTR('abc','d',1,1,1) | | |
| 14. | REGEXP_INSTR('abc','d?'): include the '?' repetition character | | |
| 15. | REGEXP_INSTR('Mississippi', 'si', 1,2,0,'i') | | |
| 16. | regexp_instr(comments, '[^ ]+', 1, 9) | | |