Package org.elasticsearch.xpack.esql.optimizer.rules.logical

Interface TemporaryNameGenerator

All Known Implementing Classes:

TemporaryNameGenerator.Monotonic

public interface TemporaryNameGenerator

Utility class for generating temporary and unique names for query expressions.

Nested Class Summary

Nested Classes

Modifier and Type	Interface	Description
static final class	TemporaryNameGenerator.Monotonic	Generates names with a monotonically increasing numeric suffix.

Field Summary

Fields

Modifier and Type	Field	Description
static final int	TO_STRING_LIMIT

Method Summary

Modifier and Type	Method	Description
static String	extractString(Expression ex)
static String	limitToString(String string)
static String	locallyUniqueTemporaryName(String inner)
String	next(String prefix)
static String	temporaryName(Expression inner, Expression outer, int suffix)
static String	toString(Expression ex)

Field Details

TO_STRING_LIMIT

static final int TO_STRING_LIMIT

See Also:

• Constant Field Values

Method Details

temporaryName

static String temporaryName(Expression inner,
 Expression outer,
 int suffix)

locallyUniqueTemporaryName

static String locallyUniqueTemporaryName(String inner)

toString

static String toString(Expression ex)

extractString

static String extractString(Expression ex)

limitToString

static String limitToString(String string)

next

String next(String prefix)