Package org.teiid.translator.jdbc

Class ExtractFunctionModifier

java.lang.Object

org.teiid.translator.jdbc.FunctionModifier

org.teiid.translator.jdbc.ExtractFunctionModifier

public class ExtractFunctionModifier
extends FunctionModifier

Convert the YEAR/MONTH/DAY etc. function into an equivalent Extract function. Format: EXTRACT(YEAR from Element) or EXTRACT(YEAR from DATE '2004-03-03')

Field Summary

Fields

Modifier and Type	Field	Description
static String	DAY
static String	DAYOFWEEK
static String	DAYOFYEAR
static String	HOUR
static String	MILLISECONDS
static String	MINUTE
static String	MONTH
static String	QUARTER
static String	SECOND
static String	WEEK
static String	YEAR

Fields inherited from class org.teiid.translator.jdbc.FunctionModifier

BIGDECIMAL, BIGINTEGER, BLOB, BOOLEAN, BYTE, CHAR, CLOB, DATE, DOUBLE, FLOAT, GEOGRAPHY, GEOMETRY, INTEGER, JSON, LONG, NULL, OBJECT, SHORT, STRING, TIME, TIMESTAMP, VARBINARY, XML

Constructor Summary

Constructors

Constructor	Description
ExtractFunctionModifier()
ExtractFunctionModifier(String castTarget)

Method Summary

Modifier and Type	Method	Description
List<?>	translate(Function function)	Return a List of translated parts (LanguageObjects and Objects), or null if this FunctionModifier wishes to rely on the default translation of the conversion visitor.

Methods inherited from class org.teiid.translator.jdbc.FunctionModifier

getCode

Methods inherited from class java.lang.Object

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

Field Detail

YEAR

public static final String YEAR

See Also:

Constant Field Values

QUARTER

public static final String QUARTER

See Also:

Constant Field Values

MONTH

public static final String MONTH

See Also:

Constant Field Values

DAYOFYEAR

public static final String DAYOFYEAR

See Also:

Constant Field Values

DAY

public static final String DAY

See Also:

Constant Field Values

WEEK

public static final String WEEK

See Also:

Constant Field Values

DAYOFWEEK

public static final String DAYOFWEEK

See Also:

Constant Field Values

HOUR

public static final String HOUR

See Also:

Constant Field Values

MINUTE

public static final String MINUTE

See Also:

Constant Field Values

SECOND

public static final String SECOND

See Also:

Constant Field Values

MILLISECONDS

public static final String MILLISECONDS

See Also:

Constant Field Values

Constructor Detail

ExtractFunctionModifier

public ExtractFunctionModifier()

ExtractFunctionModifier

public ExtractFunctionModifier(String castTarget)

Method Detail

translate

public List<?> translate(Function function)

Description copied from class: FunctionModifier

Return a List of translated parts (LanguageObjects and Objects), or null if this FunctionModifier wishes to rely on the default translation of the conversion visitor.

Specified by:

translate in class FunctionModifier

Parameters:

function - IFunction to be translated

Returns:

List of translated parts, or null