The following are not currrently supported by Xpand:
- Full Text Search
- XA Transactions
- GIS functions
- WARNINGS - Xpand accepts syntax for SHOW WARNINGS but will not display any warnings.
- XML Functions
- Xpand does not support UDFs at all (i.e. external library extensions). But does support user-defined stored functions and user-defined stored procedures.
- MySQL Performance Schema
- MySQL sys Schema
- The SET NAMES ASCII option. Use SET NAMES LATIN1 instead
- PROXY protocol
- Materialized Views
Xpand does not support MySQL 5.7 GTIDs for replication. To replicate to or from MySQL 5.7, disable the GTID functionality as described in Using Xpand as a Replication Master or Using Xpand as a Replication Slave.