Uses of Class
org.apache.calcite.sql2rel.SqlToRelConverter.Blackboard

Packages that use SqlToRelConverter.Blackboard

Package	Description
org.apache.calcite.sql2rel	Translates a SQL parse tree to relational expression.

Uses of SqlToRelConverter.Blackboard in org.apache.calcite.sql2rel

Fields in org.apache.calcite.sql2rel declared as SqlToRelConverter.Blackboard

Modifier and Type	Field and Description
(package private) SqlToRelConverter.Blackboard	SqlToRelConverter.DeferredLookup.bb
private SqlToRelConverter.Blackboard	SqlToRelConverter.AggConverter.bb

Methods in org.apache.calcite.sql2rel that return SqlToRelConverter.Blackboard

Modifier and Type	Method and Description
protected SqlToRelConverter.Blackboard	SqlToRelConverter.createBlackboard(SqlValidatorScope scope, Map<String,RexNode> nameToNodeMap, boolean top) Factory method for creating translation workspace.
private SqlToRelConverter.Blackboard	SqlToRelConverter.createInsertBlackboard(RelOptTable targetTable, RexNode sourceRef, List<String> targetColumnNames) Creates a blackboard for translating the expressions of generated columns in an INSERT statement.

Methods in org.apache.calcite.sql2rel with parameters of type SqlToRelConverter.Blackboard

Modifier and Type	Method and Description
protected RexNode	SqlToRelConverter.adjustInputRef(SqlToRelConverter.Blackboard bb, RexInputRef inputRef) Adjusts the type of a reference to an input field to account for nulls introduced by outer joins; and adjusts the offset to match the physical implementation.
protected void	SqlToRelConverter.afterTableFunction(SqlToRelConverter.Blackboard bb, SqlCall call, LogicalTableFunctionScan callRel)
protected void	SqlToRelConverter.convertAgg(SqlToRelConverter.Blackboard bb, SqlSelect select, List<SqlNode> orderExprList) Converts the SELECT, GROUP BY and HAVING clauses of an aggregate query.
protected void	SqlToRelConverter.convertCollectionTable(SqlToRelConverter.Blackboard bb, SqlCall call)
private RelNode	SqlToRelConverter.convertCursor(SqlToRelConverter.Blackboard bb, SqlToRelConverter.SubQuery subQuery)
protected RexNode	SqlToRelConverter.convertExtendedExpression(SqlNode node, SqlToRelConverter.Blackboard bb) Converts a non-standard expression.
protected void	SqlToRelConverter.convertFrom(SqlToRelConverter.Blackboard bb, SqlNode from) Converts a FROM clause into a relational expression.
private RexNode	SqlToRelConverter.convertIdentifier(SqlToRelConverter.Blackboard bb, SqlIdentifier identifier) Converts an identifier into an expression in a given scope.
private void	SqlToRelConverter.convertIdentifier(SqlToRelConverter.Blackboard bb, SqlIdentifier id, SqlNodeList extendedColumns)
private RexNode	SqlToRelConverter.convertInToOr(SqlToRelConverter.Blackboard bb, List<RexNode> leftKeys, SqlNodeList valuesList, SqlInOperator op) Converts "x IN (1, 2, ...)" to "x=1 OR x=2 OR ...".
private RexNode	SqlToRelConverter.convertJoinCondition(SqlToRelConverter.Blackboard bb, SqlValidatorNamespace leftNamespace, SqlValidatorNamespace rightNamespace, SqlNode condition, JoinConditionType conditionType, RelNode leftRel, RelNode rightRel)
private RexLiteral	SqlToRelConverter.convertLiteralInValuesList(SqlNode sqlNode, SqlToRelConverter.Blackboard bb, RelDataType rowType, int iField)
protected void	SqlToRelConverter.convertMatchRecognize(SqlToRelConverter.Blackboard bb, SqlCall call)
private RelNode	SqlToRelConverter.convertMultisets(List<SqlNode> operands, SqlToRelConverter.Blackboard bb)
private boolean	SqlToRelConverter.convertNonCorrelatedSubQuery(SqlToRelConverter.SubQuery subQuery, SqlToRelConverter.Blackboard bb, RelNode converted, boolean isExists) Determines if a sub-query is non-correlated and if so, converts it to a constant.
protected void	SqlToRelConverter.convertOrder(SqlSelect select, SqlToRelConverter.Blackboard bb, RelCollation collation, List<SqlNode> orderExprList, SqlNode offset, SqlNode fetch) Converts a query's ORDER BY clause, if any.
private RexNode	SqlToRelConverter.convertOver(SqlToRelConverter.Blackboard bb, SqlNode node)
private RelNode	SqlToRelConverter.convertQueryOrInList(SqlToRelConverter.Blackboard bb, SqlNode seek, RelDataType targetRowType)
private RelNode	SqlToRelConverter.convertRowConstructor(SqlToRelConverter.Blackboard bb, SqlCall rowConstructor) Converts a row constructor into a relational expression.
private RelNode	SqlToRelConverter.convertRowValues(SqlToRelConverter.Blackboard bb, SqlNode rowList, Collection<SqlNode> rows, boolean allowLiteralsOnly, RelDataType targetRowType)
protected void	SqlToRelConverter.convertSelectImpl(SqlToRelConverter.Blackboard bb, SqlSelect select) Implementation of SqlToRelConverter.convertSelect(SqlSelect, boolean); derived class may override.
private void	SqlToRelConverter.convertSelectList(SqlToRelConverter.Blackboard bb, SqlSelect select, List<SqlNode> orderList)
private void	SqlToRelConverter.convertValuesImpl(SqlToRelConverter.Blackboard bb, SqlCall values, RelDataType targetRowType) Converts a values clause (as in "INSERT INTO T(x,y) VALUES (1,2)") into a relational expression.
private void	SqlToRelConverter.convertWhere(SqlToRelConverter.Blackboard bb, SqlNode where) Converts a WHERE clause.
protected void	SqlToRelConverter.createAggImpl(SqlToRelConverter.Blackboard bb, SqlToRelConverter.AggConverter aggConverter, SqlNodeList selectList, SqlNodeList groupList, SqlNode having, List<SqlNode> orderExprList)
protected RelNode	SqlToRelConverter.createAggregate(SqlToRelConverter.Blackboard bb, ImmutableBitSet groupSet, com.google.common.collect.ImmutableList<ImmutableBitSet> groupSets, List<AggregateCall> aggCalls) Creates an Aggregate.
protected RelNode	SqlToRelConverter.createJoin(SqlToRelConverter.Blackboard bb, RelNode leftRel, RelNode rightRel, RexNode joinCond, JoinRelType joinType)
private void	SqlToRelConverter.distinctify(SqlToRelConverter.Blackboard bb, boolean checkForDupExprs) Having translated 'SELECT ...
protected void	SqlToRelConverter.extraSelectItems(SqlToRelConverter.Blackboard bb, SqlSelect select, List<RexNode> exprList, List<String> nameList, Collection<String> aliasList, List<SqlMonotonicity> columnMonotonicityList) Adds extra select items.
private void	SqlToRelConverter.findSubQueries(SqlToRelConverter.Blackboard bb, SqlNode node, RelOptUtil.Logic logic, boolean registerOnlyScalarSubQueries) Builds a list of all IN or EXISTS operators inside SQL parse tree.
protected void	SqlToRelConverter.gatherOrderExprs(SqlToRelConverter.Blackboard bb, SqlSelect select, SqlNodeList orderList, List<SqlNode> extraOrderExprs, List<RelFieldCollation> collationList) Creates a list of collations required to implement the ORDER BY clause, if there is one.
private SqlToRelConverter.CorrelationUse	SqlToRelConverter.getCorrelationUse(SqlToRelConverter.Blackboard bb, RelNode r0)
private boolean	SqlToRelConverter.isSubQueryNonCorrelated(RelNode subq, SqlToRelConverter.Blackboard bb) Determines whether a sub-query is non-correlated.
private void	SqlToRelConverter.replaceSubQueries(SqlToRelConverter.Blackboard bb, SqlNode expr, RelOptUtil.Logic logic)
private void	SqlToRelConverter.substituteSubQuery(SqlToRelConverter.Blackboard bb, SqlToRelConverter.SubQuery subQuery)

Constructors in org.apache.calcite.sql2rel with parameters of type SqlToRelConverter.Blackboard

Constructor and Description
AggConverter(SqlToRelConverter.Blackboard bb, SqlSelect select) Creates an AggConverter.
DeferredLookup(SqlToRelConverter.Blackboard bb, String originalRelName)
LookupContext(SqlToRelConverter.Blackboard bb, List<RelNode> rels, int systemFieldCount) Creates a LookupContext with multiple input relational expressions.