public final class HDFSFileVec extends FileVec
Vec.ESPC, Vec.Holder, Vec.Reader, Vec.VectorGroup, Vec.Writer_chunkSize, _nChunks, DFLT_CHUNK_SIZE, DFLT_LOG2_CHUNK_SIZE_cids, _rowLayout, DO_HISTOGRAMS, KEY_PREFIX_LEN, PERCENTILES, T_BAD, T_CAT, T_NUM, T_STR, T_TIME, T_UUID, TYPE_STR| Modifier and Type | Method and Description |
|---|---|
byte[] |
getFirstBytes()
Get an unspecified amount of initial bytes; typically a whole C1NChunk of
length Vec.DFLT_CHUNK_SIZE but no guarantees.
|
static Key |
make(java.lang.String path,
long size) |
static Key |
make(java.lang.String path,
long size,
Futures fs) |
byteSize, calcOptimalChunkSize, chunkIdx, chunkOffset, elem2ChunkIdx, getBackend, getPath, getPathForKey, length, nChunks, nonEmptyChunks, setChunkSize, setChunkSize, setNChunks, writablechunkForChunkIdx, isInt, naCnt, openStream, openStreamadaptTo, align, asDouble, at, at16h, at16l, at8, atStr, base, bins, bulk_remove, cardinality, checksum_impl, chunkForRow, chunkKey, chunkKey, chunkLen, doCopy, domain, equals, espc, factor, get_type_str, get_type, getVecKey, group, hashCode, isBad, isBinary, isBinary, isBinaryOnes, isCategorical, isCompatibleWith, isConst, isConst, isDomainTruncated, isHomedLocally, isNA, isNumeric, isString, isTime, isUUID, isVolatile, lazy_bins, makeCon, makeCon, makeCon, makeCon, makeCon, makeCon, makeCon, makeCon, makeCon, makeCon, makeCon, makeCon, makeCon, makeCon, makeConN, makeCons, makeCons, makeCopy, makeCopy, makeCopy, makeDoubles, makeOne, makeOne, makeOnes, makeOnes, makeRand, makeRepSeq, makeSeq, makeSeq, makeSeq, makeTimeVec, makeVec, makeVec, makeVec, makeVec, makeVec, makeVec, makeVolatileDoubles, makeVolatileInts, makeZero, makeZero, makeZero, makeZero, makeZero, makeZeros, makeZeros, max, maxs, mean, min, mins, mode, nChunksFor, newKey, ninfs, nzCnt, open, pctiles, pinfs, postWrite, preWriting, readAll_impl, remove_impl, remove_self_key_impl, rollupStatsKey, set, set, set, set, set, setBad, setChunkIdx, setDomain, setNA, sigma, sparseRatio, startRollupStats, startRollupStats, stride, stringAt, toCategoricalVec, toIntegerVec, toNumericVec, toString, toStringVec, toTwoDimTable, toTwoDimTable, writeAll_implchecksum_impl, checksum, checksum, getKey, makeSchema, readAll, remove_impl, remove, remove, remove, remove, remove, remove, removeQuietly, writeAllasBytes, clone, copyOver, frozenType, read, readExternal, readJSON, reloadFromBytes, toJsonBytes, toJsonString, write, writeExternal, writeJSONpublic static Key make(java.lang.String path, long size)
public byte[] getFirstBytes()
ByteVecgetFirstBytes in class ByteVec