Package io.trino.sql.planner.iterative.rule

Class UnwrapYearInComparison

java.lang.Object

io.trino.sql.planner.iterative.rule.ExpressionRewriteRuleSet

io.trino.sql.planner.iterative.rule.UnwrapYearInComparison

public class UnwrapYearInComparison
extends ExpressionRewriteRuleSet

Transforms a constant date/time expression t

     year(date_time) = t
 

into

     date_time BETWEEN (beginning of the year t) AND (end of the year t)
 

See Also:

• UnwrapCastInComparison

Nested Class Summary

Nested classes/interfaces inherited from class io.trino.sql.planner.iterative.rule.ExpressionRewriteRuleSet

ExpressionRewriteRuleSet.ExpressionRewriter

Constructor Summary

Constructors

Constructor	Description
UnwrapYearInComparison(PlannerContext plannerContext)

Method Summary

Modifier and Type	Method	Description
static Object	calculateRangeEndInclusive(int year, Type type)

Methods inherited from class io.trino.sql.planner.iterative.rule.ExpressionRewriteRuleSet

aggregationExpressionRewrite, filterExpressionRewrite, joinExpressionRewrite, patternRecognitionExpressionRewrite, projectExpressionRewrite, rules, valuesExpressionRewrite

Methods inherited from class java.lang.Object

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

Constructor Details

UnwrapYearInComparison

public UnwrapYearInComparison(PlannerContext plannerContext)

Method Details

calculateRangeEndInclusive

public static Object calculateRangeEndInclusive(int year,
 Type type)