Module executor 

Query executor module.

Re-exports

pub use join::HashJoin;

pub use join::NestedLoopJoin;

pub use join::SortMergeJoin;

Modules

join

JOIN algorithm implementations.

Structs

AggregateExecutor

Aggregate executor - computes aggregate functions.

FilterExecutor

Filter executor - filters rows based on a predicate.

InMemoryDataSource

A simple in-memory data source for testing and simple use cases.

IndexScanExecutor

Index scan executor - scans rows using an index.

LimitExecutor

Limit executor - applies LIMIT and OFFSET to a relation.

PhysicalPlanRunner

Physical plan runner - executes physical query plans.

ProjectExecutor

Project executor - projects specific columns from rows.

Relation

A relation is a collection of entries with table context.

RelationEntry

A relation entry wraps a row with table context.

SortExecutor

Sort executor - sorts rows by specified columns.

TableScanExecutor

Table scan executor - scans all rows from a table.

Enums

ExecutionError

Error type for plan execution.

Traits

DataSource

Data source trait for providing table and index data.

Operator

A query operator that produces a relation.

Type Aliases

ExecutionResult

Result type for plan execution.

SharedTables

Shared table names to avoid repeated cloning during joins.