org.apache.calcite.sql.type

Class SqlTypeFactoryImpl.UnknownSqlType

java.lang.Object

org.apache.calcite.rel.type.RelDataTypeImpl

org.apache.calcite.sql.type.AbstractSqlType

org.apache.calcite.sql.type.BasicSqlType

org.apache.calcite.sql.type.SqlTypeFactoryImpl.UnknownSqlType

All Implemented Interfaces:

Serializable, Cloneable, RelDataType, RelDataTypeFamily

Enclosing class:

SqlTypeFactoryImpl

private static class SqlTypeFactoryImpl.UnknownSqlType
extends BasicSqlType

The unknown type. Similar to the NULL type, but is only equal to itself.

Field Summary

Fields inherited from class org.apache.calcite.sql.type.AbstractSqlType

isNullable, typeName

Fields inherited from class org.apache.calcite.rel.type.RelDataTypeImpl

digest, fieldList

Fields inherited from interface org.apache.calcite.rel.type.RelDataType

PRECISION_NOT_SPECIFIED, SCALE_NOT_SPECIFIED

Constructor Summary

Constructors

Constructor and Description
UnknownSqlType(RelDataTypeFactory typeFactory)

Method Summary

Modifier and Type	Method and Description
protected void	generateTypeString(StringBuilder sb, boolean withDetail) Generates a string representation of this type.

Methods inherited from class org.apache.calcite.sql.type.BasicSqlType

createWithCharsetAndCollation, createWithNullability, getCharset, getCollation, getLimit, getPrecision, getScale

Methods inherited from class org.apache.calcite.sql.type.AbstractSqlType

getFamily, getPrecedenceList, getSqlTypeName, isNullable

Methods inherited from class org.apache.calcite.rel.type.RelDataTypeImpl

computeDigest, equals, extra, getComparability, getComponentType, getField, getFieldCount, getFieldList, getFieldNames, getFullTypeString, getIntervalQualifier, getKeyType, getSqlIdentifier, getStructKind, getValueType, hashCode, isDynamicStruct, isStruct, proto, proto, proto, proto, toString

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Constructor Detail

UnknownSqlType

UnknownSqlType(RelDataTypeFactory typeFactory)

Method Detail

generateTypeString

protected void generateTypeString(StringBuilder sb,
                                  boolean withDetail)

Description copied from class: RelDataTypeImpl

Generates a string representation of this type.

Overrides:

generateTypeString in class BasicSqlType

Parameters:

sb - StringBuffer into which to generate the string

withDetail - when true, all detail information needed to compute a unique digest (and return from getFullTypeString) should be included;