Package org.lealone.result

Examples of org.lealone.result.ResultInterface.currentRow()

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        case EXCEPT: {
            while (l.next()) {
                result.addRow(convert(l.currentRow(), columnCount));
            }
            while (r.next()) {
                result.removeDistinct(convert(r.currentRow(), columnCount));
            }
            break;
        }
        case INTERSECT: {
            LocalResult temp = new LocalResult(session, expressionArray, columnCount);
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            temp.setRandomAccess();
            while (l.next()) {
                temp.addRow(convert(l.currentRow(), columnCount));
            }
            while (r.next()) {
                Value[] values = convert(r.currentRow(), columnCount);
                if (temp.containsDistinct(values)) {
                    result.addRow(values);
                }
            }
            break;
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        String sql = buff.toString();
        Prepared command = session.prepare(sql);
        ResultInterface result = command.query(0);
        result.next();
        for (int j = 0; j < columns.length; j++) {
            int selectivity = result.currentRow()[j].getInt();
            columns[j].setSelectivity(selectivity);
        }
        if (manual) {
            db.update(session, table);
        } else {
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            Prepared p = session.prepare(select, true);
            p.getParameters().get(0).setValue(ValueString.get(Bytes.toString(key)));
            ResultInterface r = p.query(1);
            try {
                if (r.next()) {
                    SearchRow r2 = getRow(new Buffer(Bytes.toBytes(r.currentRow()[0].getString())));
                    if (compareRows(row, r2) == 0) {
                        if (!containsNullAndAllowMultipleNull(r2)) {
                            throw getDuplicateKeyException();
                        }
                    }
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            if (insertFromSelect) {
                query.query(0, this);
            } else {
                ResultInterface rows = query.query(0);
                while (rows.next()) {
                    Value[] r = rows.currentRow();
                    addRow(r);
                }
                rows.close();
            }
        }
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    private void checkNoNullValues() {
        String sql = "SELECT COUNT(*) FROM " + table.getSQL() + " WHERE " + oldColumn.getSQL() + " IS NULL";
        Prepared command = session.prepare(sql);
        ResultInterface result = command.query(0);
        result.next();
        if (result.currentRow()[0].getInt() > 0) {
            throw DbException.get(ErrorCode.COLUMN_CONTAINS_NULL_VALUES_1, oldColumn.getSQL());
        }
    }

    public void setType(int type) {
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            ResultInterface rows = query.query(0);
            count = 0;
            table.fire(session, Trigger.UPDATE | Trigger.INSERT, true);
            table.lock(session, true, false);
            while (rows.next()) {
                Value[] values = rows.currentRow();
                Row newRow;
                try {
                    newRow = createRow(values);
                    if (newRow == null) {
                        continue;
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