The immutable state of the phase that can also be accessed by other phases.
The immutable state of the phase that can also be accessed by other phases.
Run the phase
Run the phase
Assign new TypeSymbols to a subtree that needs to be copied into multiple places.
The unique name of the phase
The unique name of the phase
Create a structure of the given type where all columns are NULL.
An optional phase which rewrites outer joins into more commonly supported operations for use on databases that lack outer join support.
Full outer joins are always emulated. Right joins can be replaced by left joins (or an emulated version thereof). Left joins can be emulated with inner joins and unions.