de.fuberlin.wiwiss.d2rq.sql.types

Class SQLInterval

java.lang.Object

de.fuberlin.wiwiss.d2rq.sql.types.DataType

de.fuberlin.wiwiss.d2rq.sql.types.SQLInterval

public class SQLInterval
extends DataType

Nested Class Summary

Nested classes/interfaces inherited from class de.fuberlin.wiwiss.d2rq.sql.types.DataType

DataType.GenericType

Field Summary

Fields inherited from class de.fuberlin.wiwiss.d2rq.sql.types.DataType

log

Constructor Summary

Constructors

Constructor and Description
SQLInterval(Vendor syntax, String name)

Method Summary

Methods

Modifier and Type	Method and Description
boolean	isIRISafe()
String	toSQLLiteral(String value) Creates a SQL literal for the given value, suitable for comparison to a column of this indicated type.

Methods inherited from class de.fuberlin.wiwiss.d2rq.sql.types.DataType

isUnsupported, name, rdfType, supportsDistinct, syntax, toString, value, valueRegex

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Constructor Detail

SQLInterval

public SQLInterval(Vendor syntax,
           String name)

Method Detail

isIRISafe

public boolean isIRISafe()

Overrides:

isIRISafe in class DataType

toSQLLiteral

public String toSQLLiteral(String value)

Description copied from class: DataType

Creates a SQL literal for the given value, suitable for comparison to a column of this indicated type. If the value is not suitable for the column type (e.g., not a number for a SQLExactNumeric), NULL is returned.

Overrides:

toSQLLiteral in class DataType

Parameters:

value - A value

Returns:

A quoted and escaped SQL literal, suitable for comparison to a column