Uses of Interface
com.mckoi.database.QueryPlanNode
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Packages that use QueryPlanNode Package Description com.mckoi.database The core database classes for Mckoi.com.mckoi.database.interpret -
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Uses of QueryPlanNode in com.mckoi.database
Classes in com.mckoi.database that implement QueryPlanNode Modifier and Type Class Description static class
QueryPlan.BranchQueryPlanNode
A QueryPlanNode that is a branch with two child nodes.static class
QueryPlan.CachePointNode
A cache point node that only evaluates the child if the result can not be found in the cache with the given unique id.static class
QueryPlan.CompositeNode
A branch node for performing a composite function on two child nodes.static class
QueryPlan.ConstantSelectNode
The node for evaluating an expression that contains entirely constant values (no variables).static class
QueryPlan.CreateFunctionsNode
The node for merging the child node with a set of new function columns over the entire result.static class
QueryPlan.DistinctNode
The node for performing a distinct operation on the given columns of the child node.static class
QueryPlan.EquiJoinNode
A branch node for equi-joining two tables together given two sets of columns.static class
QueryPlan.ExhaustiveSelectNode
The node for performing a exhaustive select operation on the child node.static class
QueryPlan.FetchTableNode
The node for fetching a table from the current transaction.static class
QueryPlan.FetchViewNode
The node that fetches a view from the current connection.static class
QueryPlan.FunctionalSelectNode
The node for performing a functional select operation on the child node.static class
QueryPlan.GroupNode
The node for performing a grouping operation on the columns of the child node.static class
QueryPlan.JoinNode
A branch node for a non-equi join between two tables.static class
QueryPlan.LeftOuterJoinNode
A branch node for a left outer join.static class
QueryPlan.LogicalUnionNode
A branch node for a logical union of two tables of identical types.static class
QueryPlan.MarkerNode
A marker node that takes the result of a child and marks it as a name that can later be retrieved.static class
QueryPlan.MultiColumnEquiSelectNode
The node for performing an equi-select on a group of columns of the child node.static class
QueryPlan.NaturalJoinNode
A branch node for naturally joining two tables together.static class
QueryPlan.NonCorrelatedAnyAllNode
A branch node for a non-correlated ANY or ALL sub-query evaluation.static class
QueryPlan.RangeSelectNode
The node for performing a simple indexed query on a single column of the child node.static class
QueryPlan.SimplePatternSelectNode
The node for evaluating a simple pattern search on a table which includes a single left hand variable or constant, a pattern type (LIKE, NOT LIKE or REGEXP), and a right hand constant (eg.static class
QueryPlan.SimpleSelectNode
The node for performing a simple select operation on a table.static class
QueryPlan.SingleQueryPlanNode
A QueryPlanNode with a single child.static class
QueryPlan.SingleRowTableNode
A node for creating a table with a single row.static class
QueryPlan.SortNode
The node for performing a sort operation on the given columns of the child node.static class
QueryPlan.SubsetNode
The node for finding a subset and renaming the columns of the results in the child node.Fields in com.mckoi.database declared as QueryPlanNode Modifier and Type Field Description protected QueryPlanNode
QueryPlan.SingleQueryPlanNode. child
The single child node.protected QueryPlanNode
QueryPlan.BranchQueryPlanNode. left
The left and right node.protected QueryPlanNode
QueryPlan.BranchQueryPlanNode. right
The left and right node.Methods in com.mckoi.database that return QueryPlanNode Modifier and Type Method Description QueryPlanNode
QueryPlan.SingleQueryPlanNode. child()
Returns the child plan.QueryPlanNode
DatabaseConnection. createObjectFetchQueryPlan(TableName table_name, TableName aliased_name)
Creates a QueryPlanNode to fetch the given table object from this connection.QueryPlanNode
QueryPlan.FetchViewNode. createViewChildNode(QueryContext context)
Returns the QueryPlanNode that resolves to the view.QueryPlanNode
DatabaseQueryContext. createViewQueryPlanNode(TableName name)
Creates a QueryPlanNode for the view with the given name.QueryPlanNode
ViewManager. createViewQueryPlanNode(TableName view_name)
Returns a freshly deserialized QueryPlanNode object for the given view object.QueryPlanNode
Expression. getQueryPlanNode()
Returns the QueryPlanNode object in this expression if it evaluates to a single QueryPlanNode, otherwise returns null.QueryPlanNode
TableQueryDef. getQueryPlanNode()
Returns a QueryPlanNode that can be put into a plan tree and can be evaluated to find the result of the table.QueryPlanNode
ViewDef. getQueryPlanNode()
Returns the QueryPlanNode for this view.QueryPlanNode
QueryPlan.BranchQueryPlanNode. left()
Returns the left node.QueryPlanNode
QueryPlan.BranchQueryPlanNode. right()
Returns the right node.Constructors in com.mckoi.database with parameters of type QueryPlanNode Constructor Description BranchQueryPlanNode(QueryPlanNode left, QueryPlanNode right)
The Constructor.CachePointNode(QueryPlanNode child)
Constructor.CompositeNode(QueryPlanNode left, QueryPlanNode right, int composite_op, boolean all_op)
ConstantSelectNode(QueryPlanNode child, Expression exp)
CreateFunctionsNode(QueryPlanNode child, Expression[] function_list, java.lang.String[] name_list)
Constructor.DistinctNode(QueryPlanNode child, Variable[] columns)
EquiJoinNode(QueryPlanNode left, QueryPlanNode right, Variable[] left_cols, Variable[] right_cols)
ExhaustiveSelectNode(QueryPlanNode child, Expression exp)
FunctionalSelectNode(QueryPlanNode child, Expression exp)
GroupNode(QueryPlanNode child, Variable[] columns, Variable group_max_column, Expression[] function_list, java.lang.String[] name_list)
Groups over the given columns from the child.GroupNode(QueryPlanNode child, Variable group_max_column, Expression[] function_list, java.lang.String[] name_list)
Groups over the entire child (always ends in 1 result in set).JoinNode(QueryPlanNode left, QueryPlanNode right, Variable left_var, Operator join_op, Expression right_expression)
LeftOuterJoinNode(QueryPlanNode child, java.lang.String complete_mark_name)
LogicalUnionNode(QueryPlanNode left, QueryPlanNode right)
MarkerNode(QueryPlanNode child, java.lang.String mark_name)
Constructor.MultiColumnEquiSelectNode(QueryPlanNode child, Variable[] columns, Expression[] values)
NaturalJoinNode(QueryPlanNode left, QueryPlanNode right)
NonCorrelatedAnyAllNode(QueryPlanNode left, QueryPlanNode right, Variable[] left_vars, Operator subquery_op)
RangeSelectNode(QueryPlanNode child, Expression exp)
SimplePatternSelectNode(QueryPlanNode child, Expression exp)
SimpleSelectNode(QueryPlanNode child, Variable left_var, Operator op, Expression right_expression)
SingleQueryPlanNode(QueryPlanNode child)
Constructor.SortNode(QueryPlanNode child, Variable[] columns, boolean[] ascending)
SubsetNode(QueryPlanNode child, Variable[] original_columns, Variable[] new_column_names)
ViewDef(DataTableDef view_def, QueryPlanNode query_node)
Constructs the ViewDef object. -
Uses of QueryPlanNode in com.mckoi.database.interpret
Methods in com.mckoi.database.interpret that return QueryPlanNode Modifier and Type Method Description QueryPlanNode
FromTableDirectSource. createFetchQueryPlanNode()
Creates a QueryPlanNode to be added into a query tree that fetches the table source.static QueryPlanNode
Planner. formQueryPlan(DatabaseConnection db, TableSelectExpression expression, com.mckoi.database.interpret.TableExpressionFromSet from_set, java.util.ArrayList order_by)
Forms a query plan (QueryPlanNode) from the given TableSelectExpression and TableExpressionFromSet.static QueryPlanNode
Planner. planForOrderBy(QueryPlanNode plan, java.util.ArrayList order_by, com.mckoi.database.interpret.TableExpressionFromSet from_set, java.util.ArrayList s_col_list)
Plans an ORDER BY set.Methods in com.mckoi.database.interpret with parameters of type QueryPlanNode Modifier and Type Method Description static QueryPlanNode
Planner. planForOrderBy(QueryPlanNode plan, java.util.ArrayList order_by, com.mckoi.database.interpret.TableExpressionFromSet from_set, java.util.ArrayList s_col_list)
Plans an ORDER BY set.
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