How to use
createJoinType
method
in
org.apache.calcite.rel.type.RelDataTypeFactory

Best Java code snippets using org.apache.calcite.rel.type.RelDataTypeFactory.createJoinType (Showing top 6 results out of 315)

case UPDATE:
 inputRowType =
   typeFactory.createJoinType(rowType,
     getCatalogReader().createTypeFromProjection(rowType,
       updateColumnList));
case MERGE:
 inputRowType =
   typeFactory.createJoinType(
     typeFactory.createJoinType(rowType, rowType),
     getCatalogReader().createTypeFromProjection(rowType,
       updateColumnList));

case UPDATE:
 inputRowType =
   typeFactory.createJoinType(rowType,
     getCatalogReader().createTypeFromProjection(rowType,
       updateColumnList));
case MERGE:
 inputRowType =
   typeFactory.createJoinType(
     typeFactory.createJoinType(rowType, rowType),
     getCatalogReader().createTypeFromProjection(rowType,
       updateColumnList));

/**
 * Retrieves the fields corresponding to a join between a left and right
 * tree
 *
 * @param left left hand side of the join
 * @param right right hand side of the join
 *
 * @return fields of the join
 */
public List<RelDataTypeField> getJoinFields(
  LoptJoinTree left,
  LoptJoinTree right) {
 RelDataType rowType =
   factory.createJoinType(
     left.getJoinTree().getRowType(),
     right.getJoinTree().getRowType());
 return rowType.getFieldList();
}

/**
 * Retrieves the fields corresponding to a join between a left and right
 * tree
 *
 * @param left left hand side of the join
 * @param right right hand side of the join
 *
 * @return fields of the join
 */
public List<RelDataTypeField> getJoinFields(
  LoptJoinTree left,
  LoptJoinTree right) {
 RelDataType rowType =
   factory.createJoinType(
     left.getJoinTree().getRowType(),
     right.getJoinTree().getRowType());
 return rowType.getFieldList();
}

protected RelDataType validateImpl(RelDataType targetRowType) {
 RelDataType leftType =
   validator.getNamespace(join.getLeft()).getRowType();
 RelDataType rightType =
   validator.getNamespace(join.getRight()).getRowType();
 final RelDataTypeFactory typeFactory = validator.getTypeFactory();
 switch (join.getJoinType()) {
 case LEFT:
  rightType = typeFactory.createTypeWithNullability(rightType, true);
  break;
 case RIGHT:
  leftType = typeFactory.createTypeWithNullability(leftType, true);
  break;
 case FULL:
  leftType = typeFactory.createTypeWithNullability(leftType, true);
  rightType = typeFactory.createTypeWithNullability(rightType, true);
  break;
 }
 return typeFactory.createJoinType(leftType, rightType);
}

protected RelDataType validateImpl(RelDataType targetRowType) {
 RelDataType leftType =
   validator.getNamespace(join.getLeft()).getRowType();
 RelDataType rightType =
   validator.getNamespace(join.getRight()).getRowType();
 final RelDataTypeFactory typeFactory = validator.getTypeFactory();
 switch (join.getJoinType()) {
 case LEFT:
  rightType = typeFactory.createTypeWithNullability(rightType, true);
  break;
 case RIGHT:
  leftType = typeFactory.createTypeWithNullability(leftType, true);
  break;
 case FULL:
  leftType = typeFactory.createTypeWithNullability(leftType, true);
  rightType = typeFactory.createTypeWithNullability(rightType, true);
  break;
 }
 return typeFactory.createJoinType(leftType, rightType);
}

Javadoc

Creates a cartesian product type.

Popular methods of RelDataTypeFactory

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createTypeWithNullability
Creates a type that is the same as another type but with possibly different nullability. The output
createStructType
Creates a type that represents a structured collection of fields, given lists of the names and types
builder
Creates a org.apache.calcite.rel.type.RelDataTypeFactory.FieldInfoBuilder. But since FieldInfoBuilde
createMapType
Creates a map type. Maps are unordered collections of key/value pairs.
getTypeSystem
Returns the type system.
createArrayType
Creates an array type. Arrays are ordered collections of elements.
createJavaType
Creates a type that corresponds to a Java class.
createSqlIntervalType
Creates a SQL interval type.
createTypeWithCharsetAndCollation
Creates a type that is the same as another type but with possibly different charset or collation. Fo
leastRestrictive
Returns the most general of a set of types (that is, one type to which they can all be cast), or nul
createMultisetType
Creates a multiset type. Multisets are unordered collections of elements.

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How to use createJoinTypemethodin org.apache.calcite.rel.type.RelDataTypeFactory

Best Java code snippets using org.apache.calcite.rel.type.RelDataTypeFactory.createJoinType (Showing top 6 results out of 315)

How to use
createJoinType
method
in
org.apache.calcite.rel.type.RelDataTypeFactory