| 10. 4. VARCHAR2 |
| 10. 4. 1. | Varchar type column | | |
| 10. 4. 2. | Compare VARCHAR2 type value for equlity | | |
| 10. 4. 3. | Use Like operator on VARCHAR2 column | | |
| 10. 4. 4. | Update VARCHAR column | | |
| 10. 4. 5. | INSTR(first_name,',', 1) | | |
| 10. 4. 6. | Add an index to a varchar2 type column | | |
| 10. 4. 7. | varchar2 type column with default value | | |
| 10. 4. 8. | Not equal operator for varchar | | |
| 10. 4. 9. | NOT BETWEEN with varchar type | | |
| 10. 4. 10. | Use IN for varchar type | | |
| 10. 4. 11. | varchar type not equals or null value | | |
| 10. 4. 12. | varchar type not equals or not null value | | |
| 10. 4. 13. | Concatenate strings | | |
| 10. 4. 14. | Use concatenated string in where clause | | |
| 10. 4. 15. | Search for String Across Columns | | |
| 10. 4. 16. | Save HTML value to table | | |
| 10. 4. 17. | Save xml data to varchar2 type column | | |