org.apache.calcite.rel.externalize

Interface RelDotWriter.WriteOption

Enclosing class:

RelDotWriter

@Value.Immutable
public static interface RelDotWriter.WriteOption

Options for displaying the rel node plan in dot format.

Field Summary

Fields

Modifier and Type	Field and Description
static RelDotWriter.WriteOption	DEFAULT Default configuration.

Method Summary

Modifier and Type	Method and Description
default int	maxNodeLabelLength() The max length of node labels.
default int	maxNodeLabelPerLine() The max length of node label in a line.
@Nullable Predicate<RelNode>	nodePredicate() Predicate for nodes that need to be highlighted.

Field Detail

DEFAULT

static final RelDotWriter.WriteOption DEFAULT

Default configuration.

Method Detail

maxNodeLabelLength

@Value.Default
default int maxNodeLabelLength()

The max length of node labels. If the label is too long, the visual display would be messy. -1 means no limit to the label length.

maxNodeLabelPerLine

@Value.Default
default int maxNodeLabelPerLine()

The max length of node label in a line. -1 means no limitation.

nodePredicate

@Nullable Predicate<RelNode> nodePredicate()

Predicate for nodes that need to be highlighted.