- [ ] DistPartitionKey()
- [ ] PartitionColumn()
- [ ] IsPartitionColumn()
- [ ] PartitionColumnIndex(Var *targetVar, List *targetList)
- [ ] PartitionColumnIndex(List *insertTargetList, Var *partitionColumn);
- [ ] PartitionColumnIndexFromColumnList()
- [ ] PartitionedOnColumn()
- [ ] GroupedByPartitionColumn()
- [ ] HasNonPartitionColumnDistinctAgg()
- [ ] PruneShards()
- [ ] PartitionColumnInTableList()
- [ ] MakeJoinOrderNode()
- [ ] CheckPartitionColumn()
- [ ] InsertPartitionColumnMatchesSelect()
- [ ] PartitionColumnIndexOrPartitionColumnName()
- [ ] CreateDistributedTableLike()
- [x] EnsureRelationCanBeDistributed()
- [ ] ErrorIfUnsupportedConstraint()
- [ ] ColocationIdForNewTable()
- [ ] InsertMetadataForCitusLocalTable()
- [ ] CreateDistributedTableLike()
- [x] BuildCitusTableCacheEntry()
- [ ] PostprocessCreateTableStmtPartitionOf()
- [ ] PostprocessAlterTableStmtAttachPartition()


- [ ] PartitionMethod()

- [ ] better range distribution support
- [ ] list distribution support