Support parsing create external table.#46

Merged

andygrove merged 4 commits intoapache:masterfrom

zhzy0077:feature/external_table

Apr 13, 2019

Commits on Apr 8, 2019

support create external table
zhzy0077
committed

Commits on Apr 9, 2019

Add unit tests.
zhzy0077
committed

Commits on Apr 11, 2019

Delete test sql file.
zhzy0077
authored

Commits on Apr 13, 2019

merge CreateExternalTable & CreateTable.
zhzy0077
committed