Examples with UnionColumnVector org.apache.orc.storage.ql.exec.vector.UnionColumnVector used on opensource projects

Example 1 with UnionColumnVector

use of org.apache.orc.storage.ql.exec.vector.UnionColumnVector in project incubator-gobblin by apache.

the class GobblinBaseOrcWriter method removeRefOfColumnVectorChild.

/**
 * Set the child field of {@link ColumnVector} to null, assuming input {@link ColumnVector} is nonNull.
 */
private void removeRefOfColumnVectorChild(ColumnVector cv) {
    if (cv instanceof StructColumnVector) {
        StructColumnVector structCv = (StructColumnVector) cv;
        for (ColumnVector childCv : structCv.fields) {
            removeRefOfColumnVectorChild(childCv);
        }
    } else if (cv instanceof ListColumnVector) {
        ListColumnVector listCv = (ListColumnVector) cv;
        removeRefOfColumnVectorChild(listCv.child);
    } else if (cv instanceof MapColumnVector) {
        MapColumnVector mapCv = (MapColumnVector) cv;
        removeRefOfColumnVectorChild(mapCv.keys);
        removeRefOfColumnVectorChild(mapCv.values);
    } else if (cv instanceof UnionColumnVector) {
        UnionColumnVector unionCv = (UnionColumnVector) cv;
        for (ColumnVector unionChildCv : unionCv.fields) {
            removeRefOfColumnVectorChild(unionChildCv);
        }
    } else if (cv instanceof LongColumnVector) {
        ((LongColumnVector) cv).vector = null;
    } else if (cv instanceof DoubleColumnVector) {
        ((DoubleColumnVector) cv).vector = null;
    } else if (cv instanceof BytesColumnVector) {
        ((BytesColumnVector) cv).vector = null;
        ((BytesColumnVector) cv).start = null;
        ((BytesColumnVector) cv).length = null;
    } else if (cv instanceof DecimalColumnVector) {
        ((DecimalColumnVector) cv).vector = null;
    }
}