Package org.h2.expression

Examples of org.h2.expression.Expression.optimize()

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                            addCondition(on);
                        }
                    } else {
                        if (f.isJoinOuter()) {
                            // this will check if all columns exist - it may or may not throw an exception
                            on = on.optimize(session);
                            // it is not supported even if the columns exist
                            throw DbException.get(ErrorCode.UNSUPPORTED_OUTER_JOIN_CONDITION_1, on.getSQL());
                        }
                        f.removeJoinCondition();
                        // need to check that all added are bound to a table
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                            // it is not supported even if the columns exist
                            throw DbException.get(ErrorCode.UNSUPPORTED_OUTER_JOIN_CONDITION_1, on.getSQL());
                        }
                        f.removeJoinCondition();
                        // need to check that all added are bound to a table
                        on = on.optimize(session);
                        addCondition(on);
                    }
                }
            }
            on = f.getFilterCondition();
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                    if (p == null) {
                        throw getSyntaxError();
                    }
                    read(":");
                    Expression expr = readExpression();
                    expr = expr.optimize(session);
                    p.setValue(expr.getValue(session));
                } while (readIf(","));
                read("}");
                for (Parameter p : parameters) {
                    p.checkSet();
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            int i = 0;
            ArrayList<Expression> row = New.arrayList();
            boolean multiColumn = readIf("(");
            do {
                Expression expr = readExpression();
                expr = expr.optimize(session);
                int type = expr.getType();
                long prec;
                int scale, displaySize;
                Column column;
                String columnName = "C" + (i + 1);
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        }
        for (int i = 0, size = columns.size(); i < size; i++) {
            Column c = columns.get(i);
            Expression e = expressionMap.get(c);
            e.mapColumns(tableFilter, 0);
            expressionMap.put(c, e.optimize(session));
        }
        PlanItem item = tableFilter.getBestPlanItem(session, 1);
        tableFilter.setPlanItem(item);
        tableFilter.prepare();
    }
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        }
        for (int i = 0, size = columns.size(); i < size; i++) {
            Column c = columns.get(i);
            Expression e = expressionMap.get(c);
            e.mapColumns(tableFilter, 0);
            expressionMap.put(c, e.optimize(session));
        }
        PlanItem item = tableFilter.getBestPlanItem(session, 1);
        tableFilter.setPlanItem(item);
        tableFilter.prepare();
    }
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                    Column c = columns[i];
                    int index = c.getColumnId();
                    Expression e = expr[i];
                    if (e != null) {
                        // e can be null (DEFAULT)
                        e = e.optimize(session);
                        try {
                            Value v = c.convert(e.getValue(session));
                            newRow.setValue(index, v);
                        } catch (DbException ex) {
                            throw setRow(ex, x, getSQL(expr));
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                    throw DbException.get(ErrorCode.COLUMN_COUNT_DOES_NOT_MATCH);
                }
                for (int i = 0, len = expr.length; i < len; i++) {
                    Expression e = expr[i];
                    if (e != null) {
                        e = e.optimize(session);
                        if (e instanceof Parameter) {
                            Parameter p = (Parameter) e;
                            p.setColumn(columns[i]);
                        }
                        expr[i] = e;
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                    if (p == null) {
                        throw getSyntaxError();
                    }
                    read(":");
                    Expression expr = readExpression();
                    expr = expr.optimize(session);
                    p.setValue(expr.getValue(session));
                } while (readIf(","));
                read("}");
                for (Parameter p : parameters) {
                    p.checkSet();
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            int i = 0;
            ArrayList<Expression> row = New.arrayList();
            boolean multiColumn = readIf("(");
            do {
                Expression expr = readExpression();
                expr = expr.optimize(session);
                int type = expr.getType();
                long prec;
                int scale, displaySize;
                Column column;
                String columnName = "C" + (i + 1);
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