2.06 - Known Limitations - Teradata QueryGrid
Teradata® QueryGrid™ Release Definition
- prodname
- Teradata QueryGrid
- vrm_release
- 2.06
- created_date
- September 2018
- category
- Release Notes
- featnum
- B035-5992-078C
Presto Connector
- The maximum import and export support for LOB data is 1.5 GB due to Presto limitations.
Oracle Connector
- The maximum import and export value for VARCHAR and NVARCHAR2 is 4000 characters, even when MAX_STRING_SIZE is larger.
- When importing or exporting CLOB or LOB, allocate additional memory to the driver process if needed. On the QueryGrid Manager server, use /opt/teradata/tdqgm/bin/system-properties.sh to set the value in the driverMaxHeapSizeMB property.