Package nz.co.gregs.dbvolution.results

Interface DurationResult

All Superinterfaces:

AnyResult<Duration>, DBExpression, EqualResult<Duration>, ExpressionCanHaveNullValues, ExpressionHasStandardStringResult, HasSQLString, InResult<Duration>, NullCapableResult<Duration>, RangeResult<Duration>

All Known Implementing Classes:

DateExpression.DateGetDurationFromExpression, DBDuration, DurationColumn, DurationExpression, DurationExpression.FirstValueExpression, DurationExpression.LagExpression, DurationExpression.LastValueExpression, DurationExpression.LeadExpression, DurationExpression.NthValueExpression

public interface DurationResult
extends RangeResult<Duration>, ExpressionHasStandardStringResult

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Author:

gregory.graham

Method Summary

Modifier and Type	Method	Description
DurationResult	copy()	A Complete Copy Of This DBValue.

Methods inherited from interface nz.co.gregs.dbvolution.expressions.DBExpression

createSQLForFromClause, createSQLForGroupByClause, getQueryableDatatypeForExpressionValue, getTablesInvolved, isAggregator, isComplexExpression, isPurelyFunctional, isWindowingFunction

Methods inherited from interface nz.co.gregs.dbvolution.results.ExpressionCanHaveNullValues

getIncludesNull

Methods inherited from interface nz.co.gregs.dbvolution.results.ExpressionHasStandardStringResult

stringResult

Methods inherited from interface nz.co.gregs.dbvolution.expressions.HasSQLString

toSQLString

Method Detail

copy

DurationResult copy()

Description copied from interface: DBExpression

A Complete Copy Of This DBValue.

Immutability in DBvolution is maintain by internally copying objects.

This method enables immutability by performing a deep copy of the object.

Singletons may return themselves but all other objects must return a new instance with copies of all mutable fields.

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Specified by:

copy in interface DBExpression

Returns:

a copy of this DBValue