Package | Description |
---|---|
org.apache.pig.newplan.logical.optimizer | |
org.apache.pig.newplan.logical.relational | |
org.apache.pig.newplan.logical.rules | |
org.apache.pig.newplan.logical.visitor |
Modifier and Type | Method and Description |
---|---|
void |
UidResetter.visit(LORank loRank) |
void |
SchemaResetter.visit(LORank loRank) |
void |
AllSameRalationalNodesVisitor.visit(LORank rank) |
void |
AllExpressionVisitor.visit(LORank rank) |
Modifier and Type | Method and Description |
---|---|
void |
LogicalRelationalNodesVisitor.visit(LORank loRank) |
void |
LogToPhyTranslationVisitor.visit(LORank loRank)
Transformation from Logical to Physical Plan involves the following steps:
First, it is generated a random number which will link a POCounter within a PORank.
|
Modifier and Type | Method and Description |
---|---|
void |
ColumnPruneVisitor.visit(LORank rank) |
Modifier and Type | Method and Description |
---|---|
void |
TypeCheckingRelVisitor.visit(LORank rank)
The schema of rank output will be the same as input, plus a rank field.
|
void |
SchemaAliasVisitor.visit(LORank rank) |
void |
ProjectStarExpander.visit(LORank rank) |
void |
LineageFindRelVisitor.visit(LORank rank) |
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