| Class | Description |
|---|---|
| Assembly |
Assemblies are essentially Pipelines.
|
| AST |
Abstract Syntax Tree
Subclasses define the program semantics
|
| ASTCut | |
| ASTExec |
Apply A Function.
|
| ASTFun |
Define a function
Syntax: { ids...
|
| ASTGroup |
GroupBy
Group the rows of 'data' by unique combinations of '[group-by-cols]'.
|
| ASTGroup.AGG | |
| ASTGroup.G | |
| ASTGroup.GBTask | |
| ASTGroupedPermute | |
| ASTGroupSorted | |
| ASTImpute |
Impute columns of a data frame in place.
|
| ASTKFold | |
| ASTMerge |
plyr's merge: Join by any other name.
|
| ASTNumList |
A collection of base/stride/cnts.
|
| ASTParameter | |
| ASTRow |
A Row.
|
| ASTStrList |
A collection of Strings only.
|
| ASTStrOp | |
| ASTTime |
Basic time accessors; extract hours/days/years/etc from H2O's internal
msec-since-Unix-epoch time
|
| ASTUniOp |
Subclasses auto-widen between scalars and Frames, and have exactly one argument
|
| BinaryMerge | |
| Env |
Execute a set of instructions in the context of an H2O cloud.
|
| Exec |
Exec is an interpreter of abstract syntax trees.
|
| Merge | |
| RadixOrder | |
| Session |
Session is a long lasting session supporting caching and Copy-On-Write
optimization of Vecs.
|
| Val |
Generic execution values for the untyped stack
|
| Enum | Description |
|---|---|
| ASTGroup.FCN | |
| ASTGroup.NAHandling |