Compatibility and Migration Issues

The following LOB related compatibility and migration issues are described in detail in Oracle8i Migration. The chapters and sections noted below refer to the release 8.1.6 Oracle8i Migration manual.

• "Varying Width Character Sets for CLOBs or NCLOBs", in Chapter 9, "Compatibility and Interpretability Issues", under "Datatypes"

• Downgrading with CACHE READs Defined: See Chapter 13, "Downgrading to an Older Version 8 Release", under "Remove Incompatibilities", "Schema Objects", "Discontinue Use of Cache Reads Specified for LOBs"

• Downgrading - Removing LOB Columns from Partitioned Table: See Chapter 13, "Downgrading to an Older Version 8 Release", under "Remove Incompatibilities", "Datatypes", "Remove LOB Columns from Partitioned Tables"

• Downgrading - LOBs and Varrays in Index Organized Tales: See Chapter 13, "Downgrading to an Older Version 8 Release", under "Remove Incompatibilities, "Schema Objects", "Discontinue Use of LOBs and Varrays in Index Organized Tables"

• Downgrading - Varying Width Character Sets for CLOBs or NCLOBs: See Chapter 13, "Downgrading to an Older Version 8 Release", under "Remove Incompatibilities", under "Datatypes", "Remove CLOBs and NCLOBs from Tables in Database with Varying-Width Character Set"