Uses of Interface
simpledb.query.Plan

Packages that use Plan

simpledb.index.query
simpledb.materialize
simpledb.multibuffer
simpledb.opt
simpledb.planner
simpledb.query

Uses of Plan in simpledb.index.query

Classes in simpledb.index.query that implement Plan

class	IndexJoinPlan The Plan class corresponding to the indexjoin relational algebra operator.
class	IndexSelectPlan The Plan class corresponding to the indexselect relational algebra operator.

Constructors in simpledb.index.query with parameters of type Plan

IndexJoinPlan(Plan p1, Plan p2, IndexInfo ii, String joinfield, Transaction tx)
Implements the join operator, using the specified LHS and RHS plans.

IndexSelectPlan(Plan p, IndexInfo ii, Constant val, Transaction tx)
Creates a new indexselect node in the query tree for the specified index and selection constant.

Uses of Plan in simpledb.materialize

Classes in simpledb.materialize that implement Plan

class	GroupByPlan The Plan class for the groupby operator.
class	MaterializePlan The Plan class for the materialize operator.
class	MergeJoinPlan The Plan class for the mergejoin operator.
class	SortPlan The Plan class for the sort operator.

Constructors in simpledb.materialize with parameters of type Plan

GroupByPlan(Plan p, Collection<String> groupfields, Collection<AggregationFn> aggfns, Transaction tx)
Creates a groupby plan for the underlying query.

MaterializePlan(Plan srcplan, Transaction tx)
Creates a materialize plan for the specified query.

MergeJoinPlan(Plan p1, Plan p2, String fldname1, String fldname2, Transaction tx)
Creates a mergejoin plan for the two specified queries.

SortPlan(Plan p, List<String> sortfields, Transaction tx)
Creates a sort plan for the specified query.

Uses of Plan in simpledb.multibuffer

Classes in simpledb.multibuffer that implement Plan

class

MultiBufferProductPlan The Plan class for the muti-buffer version of the product operator.

Constructors in simpledb.multibuffer with parameters of type Plan

MultiBufferProductPlan(Plan lhs, Plan rhs, Transaction tx)
Creates a product plan for the specified queries.

Uses of Plan in simpledb.opt

Methods in simpledb.opt that return Plan

Plan	HeuristicQueryPlanner.createPlan(QueryData data, Transaction tx) Creates an optimized left-deep query plan using the following heuristics.

Uses of Plan in simpledb.planner

Methods in simpledb.planner that return Plan

Plan	QueryPlanner.createPlan(QueryData data, Transaction tx) Creates a plan for the parsed query.
Plan	BasicQueryPlanner.createPlan(QueryData data, Transaction tx) Creates a query plan as follows.
Plan	Planner.createQueryPlan(String qry, Transaction tx) Creates a plan for an SQL select statement, using the supplied planner.

Uses of Plan in simpledb.query

Classes in simpledb.query that implement Plan

class	ProductPlan The Plan class corresponding to the product relational algebra operator.
class	ProjectPlan The Plan class corresponding to the project relational algebra operator.
class	SelectPlan The Plan class corresponding to the select relational algebra operator.
class	TablePlan The Plan class corresponding to a table.

Methods in simpledb.query with parameters of type Plan

int	Term.reductionFactor(Plan p) Calculates the extent to which selecting on the term reduces the number of records output by a query.
int	Predicate.reductionFactor(Plan p) Calculates the extent to which selecting on the predicate reduces the number of records output by a query.

Constructors in simpledb.query with parameters of type Plan

ProductPlan(Plan p1, Plan p2)
Creates a new product node in the query tree, having the two specified subqueries.

ProjectPlan(Plan p, Collection<String> fieldlist)
Creates a new project node in the query tree, having the specified subquery and field list.

SelectPlan(Plan p, Predicate pred)
Creates a new select node in the query tree, having the specified subquery and predicate.