Interface FilterEvaluator

All Known Implementing Classes:

AndFilterEvaluator, ColumnarFilterEvaluator, OrFilterEvaluator, PageFilterEvaluator, SelectAllEvaluator, SelectNoneEvaluator

public sealed interface FilterEvaluator
permits AndFilterEvaluator, ColumnarFilterEvaluator, OrFilterEvaluator, PageFilterEvaluator, SelectAllEvaluator, SelectNoneEvaluator (not exhaustive)

Used by PageProcessor to evaluate filter expression on input Page.

Implementations handle dictionary aware processing through DictionaryAwareColumnarFilter.

Nested Class Summary

Nested Classes

Modifier and Type	Interface	Description
static final record	FilterEvaluator.SelectionResult

Method Summary

Modifier and Type	Method	Description
static Optional<Supplier<FilterEvaluator>>	createColumnarFilterEvaluator(boolean columnarFilterEvaluationEnabled, Optional<RowExpression> filter, ColumnarFilterCompiler columnarFilterCompiler)
static Optional<Supplier<FilterEvaluator>>	createColumnarFilterEvaluator(RowExpression rowExpression, ColumnarFilterCompiler compiler)
FilterEvaluator.SelectionResult	evaluate(ConnectorSession session, SelectedPositions activePositions, Page page)
static boolean	isNotExpression(CallExpression callExpression)

Method Details

evaluate

FilterEvaluator.SelectionResult evaluate(ConnectorSession session,
 SelectedPositions activePositions,
 Page page)

createColumnarFilterEvaluator

static Optional<Supplier<FilterEvaluator>> createColumnarFilterEvaluator(boolean columnarFilterEvaluationEnabled,
 Optional<RowExpression> filter,
 ColumnarFilterCompiler columnarFilterCompiler)

createColumnarFilterEvaluator

static Optional<Supplier<FilterEvaluator>> createColumnarFilterEvaluator(RowExpression rowExpression,
 ColumnarFilterCompiler compiler)

isNotExpression

static boolean isNotExpression(CallExpression callExpression)