Does shareplex replicate add or drop of LOB columns.
With version 7.0 and above SharePlex replicates add or drop of lob column .
This is from the release notes.
" Enhanced Support for LOB Columns - Functionality has been added that will now allow LOB columns to be added or dropped from tables in replication. This new functionality also enables support for the modification of the the LOB column characteristics via the ALTER TABLE command, e.g., chuck-size, tablespace, etc.
To get more detail please refer to the Release Notes of your version.