Package com.facebook.presto.operator.index.UnloadedIndexKeyRecordSet

Examples of com.facebook.presto.operator.index.UnloadedIndexKeyRecordSet.UnloadedIndexKeyRecordCursor.advanceNextPosition()

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            LookupSource lookupSource = pagesIndex.createLookupSource(indexChannels);

            // Build a page containing the keys that produced no output rows, so in future requests can skip these keys
            PageBuilder missingKeysPageBuilder = new PageBuilder(missingKeysIndex.getTypes());
            UnloadedIndexKeyRecordCursor unloadedKeyRecordCursor = unloadedKeysRecordSet.cursor();
            while (unloadedKeyRecordCursor.advanceNextPosition()) {
                Block[] blocks = unloadedKeyRecordCursor.getBlocks();
                int position = unloadedKeyRecordCursor.getPosition();
                if (lookupSource.getJoinPosition(position, blocks) < 0) {
                    for (int i = 0; i < blocks.length; i++) {
                        blocks[i].appendTo(position, missingKeysPageBuilder.getBlockBuilder(i));
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            LookupSource lookupSource = pagesIndex.createLookupSource(indexChannels);

            // Build a page containing the keys that produced no output rows, so in future requests can skip these keys
            PageBuilder missingKeysPageBuilder = new PageBuilder(missingKeysIndex.getTypes());
            UnloadedIndexKeyRecordCursor unloadedKeyRecordCursor = unloadedKeysRecordSet.cursor();
            while (unloadedKeyRecordCursor.advanceNextPosition()) {
                BlockCursor[] cursors = unloadedKeyRecordCursor.asBlockCursors();
                if (lookupSource.getJoinPosition(cursors) < 0) {
                    for (int i = 0; i < cursors.length; i++) {
                        cursors[i].appendTo(missingKeysPageBuilder.getBlockBuilder(i));
                    }
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            LookupSource lookupSource = pagesIndex.createLookupSource(indexChannels);

            // Build a page containing the keys that produced no output rows, so in future requests can skip these keys
            PageBuilder missingKeysPageBuilder = new PageBuilder(missingKeysIndex.getTypes());
            UnloadedIndexKeyRecordCursor unloadedKeyRecordCursor = unloadedKeysRecordSet.cursor();
            while (unloadedKeyRecordCursor.advanceNextPosition()) {
                Block[] blocks = unloadedKeyRecordCursor.getBlocks();
                int position = unloadedKeyRecordCursor.getPosition();
                if (lookupSource.getJoinPosition(position, blocks) < 0) {
                    for (int i = 0; i < blocks.length; i++) {
                        Block block = blocks[i];
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        LookupSource lookupSource = outputPagesIndex.createLookupSource(indexChannels);

        // Build a page containing the keys that produced no output rows, so in future requests can skip these keys
        PageBuilder missingKeysPageBuilder = new PageBuilder(missingKeysIndex.getTypes());
        UnloadedIndexKeyRecordCursor unloadedKeyRecordCursor = unloadedKeysRecordSet.cursor();
        while (unloadedKeyRecordCursor.advanceNextPosition()) {
            Block[] blocks = unloadedKeyRecordCursor.getBlocks();
            int position = unloadedKeyRecordCursor.getPosition();
            if (lookupSource.getJoinPosition(position, blocks) < 0) {
                for (int i = 0; i < blocks.length; i++) {
                    Block block = blocks[i];
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        LookupSource lookupSource = outputPagesIndex.createLookupSource(indexChannels);

        // Build a page containing the keys that produced no output rows, so in future requests can skip these keys
        PageBuilder missingKeysPageBuilder = new PageBuilder(missingKeysIndex.getTypes());
        UnloadedIndexKeyRecordCursor unloadedKeyRecordCursor = unloadedKeysRecordSet.cursor();
        while (unloadedKeyRecordCursor.advanceNextPosition()) {
            Block[] blocks = unloadedKeyRecordCursor.getBlocks();
            int position = unloadedKeyRecordCursor.getPosition();
            if (lookupSource.getJoinPosition(position, blocks) < 0) {
                for (int i = 0; i < blocks.length; i++) {
                    Block block = blocks[i];
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