Examples of org.apache.phoenix.expression.RowValueConstructorExpression

org.apache.phoenix.expression.RowValueConstructorExpression


    @Override
    public Expression visitLeave(RowValueConstructorParseNode node, List<Expression> l) throws SQLException {
        // Don't trim trailing nulls here, as we'd potentially be dropping bind
        // variables that aren't bound yet.
        return wrapGroupByExpression(new RowValueConstructorExpression(l, node.isStateless()));
    }

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                if (span == rvc.getChildren().size()) {
                    this.rvc = rvc;
                    this.nodes = Collections.<Expression>singletonList(rvc);
                    this.childSlots = childSlots;
                } else {
                    this.rvc = new RowValueConstructorExpression(rvc.getChildren().subList(0, span),rvc.isStateless());
                    this.nodes = Collections.<Expression>emptyList();
                    this.childSlots = childSlots.subList(0,  span);
                }
            }

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                        }
                    }
                }
                if (!usedAllOfLHS || rvc.getChildren().size() != rhs.getChildren().size()) {
                    // We know that rhs was converted to a row value constructor and that it's a constant
                    rhs= new RowValueConstructorExpression(rhs.getChildren().subList(0, Math.min(rvc.getChildren().size(), rhs.getChildren().size())), rhs.isStateless());
                }
                /*
                 * Recursively transform the RHS row value constructor by applying the same logic as
                 * is done elsewhere during WHERE optimization: optimizing out LHS functions by applying
                 * the appropriate transformation to the RHS key.

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                if (span == rvc.getChildren().size()) {
                    this.rvc = rvc;
                    this.nodes = Collections.<Expression>singletonList(rvc);
                    this.childSlots = childSlots;
                } else {
                    this.rvc = new RowValueConstructorExpression(rvc.getChildren().subList(0, span),rvc.isConstant());
                    this.nodes = Collections.<Expression>emptyList();
                    this.childSlots = childSlots.subList(0,  span);
                }
            }

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                            op = CompareOp.GREATER;
                        }
                    }
                    if (!usedAllOfLHS || rvc.getChildren().size() != rhs.getChildren().size()) {
                        // We know that rhs was converted to a row value constructor and that it's a constant
                        rhs= new RowValueConstructorExpression(rhs.getChildren().subList(0, Math.min(rvc.getChildren().size(), rhs.getChildren().size())), rhs.isConstant());
                    }
                }
                /*
                 * Recursively transform the RHS row value constructor by applying the same logic as
                 * is done elsewhere during WHERE optimization: optimizing out LHS functions by applying

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        if (lhsExpr instanceof RowValueConstructorExpression || rhsExpr instanceof RowValueConstructorExpression) {
            rhsExpr = RowValueConstructorExpression.coerce(lhsExpr, rhsExpr, node.getFilterOp());
            // Always wrap both sides in row value constructor, so we don't have to consider comparing
            // a non rvc with a rvc.
            if ( ! ( lhsExpr instanceof RowValueConstructorExpression ) ) {
                lhsExpr = new RowValueConstructorExpression(Collections.singletonList(lhsExpr), lhsExpr.isConstant());
            }
            children = Arrays.asList(lhsExpr, rhsExpr);
        }
        
        Object lhsValue = null;

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    @Override
    public Expression visitLeave(RowValueConstructorParseNode node, List<Expression> l) throws SQLException {
        // Don't trim trailing nulls here, as we'd potentially be dropping bind
        // variables that aren't bound yet.
        return new RowValueConstructorExpression(l, node.isConstant());
    }

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                if (span == rvc.getChildren().size()) {
                    this.rvc = rvc;
                    this.nodes = Collections.<Expression>singletonList(rvc);
                    this.childSlots = childSlots;
                } else {
                    this.rvc = new RowValueConstructorExpression(rvc.getChildren().subList(0, span),rvc.isStateless());
                    this.nodes = Collections.<Expression>emptyList();
                    this.childSlots = childSlots.subList(0,  span);
                }
            }

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                        }
                    }
                }
                if (!usedAllOfLHS || rvc.getChildren().size() != rhs.getChildren().size()) {
                    // We know that rhs was converted to a row value constructor and that it's a constant
                    rhs= new RowValueConstructorExpression(rhs.getChildren().subList(0, Math.min(rvc.getChildren().size(), rhs.getChildren().size())), rhs.isStateless());
                }
                /*
                 * Recursively transform the RHS row value constructor by applying the same logic as
                 * is done elsewhere during WHERE optimization: optimizing out LHS functions by applying
                 * the appropriate transformation to the RHS key.

View Full Code Here


    @Override
    public Expression visitLeave(RowValueConstructorParseNode node, List<Expression> l) throws SQLException {
        // Don't trim trailing nulls here, as we'd potentially be dropping bind
        // variables that aren't bound yet.
        return wrapGroupByExpression(new RowValueConstructorExpression(l, node.isStateless()));
    }

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