Impala Public Jenkins has posted comments on this change. ( 
http://gerrit.cloudera.org:8080/17771 )

Change subject: WiP: IMPALA-10798 : Prototype for JSON reader
......................................................................


Patch Set 2:

(38 comments)

http://gerrit.cloudera.org:8080/#/c/17771/2/be/src/exec/hdfs-json-scanner.h
File be/src/exec/hdfs-json-scanner.h:

http://gerrit.cloudera.org:8080/#/c/17771/2/be/src/exec/hdfs-json-scanner.h@70
PS2, Line 70:
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http://gerrit.cloudera.org:8080/#/c/17771/2/be/src/exec/hdfs-json-scanner.h@91
PS2, Line 91:
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http://gerrit.cloudera.org:8080/#/c/17771/2/be/src/exec/hdfs-json-scanner.h@148
PS2, Line 148:
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http://gerrit.cloudera.org:8080/#/c/17771/2/be/src/exec/hdfs-json-scanner.h@151
PS2, Line 151:   inline Status AllocateTupleMem(RowBatch* row_batch) 
WARN_UNUSED_RESULT;
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http://gerrit.cloudera.org:8080/#/c/17771/2/be/src/exec/hdfs-json-scanner.h@153
PS2, Line 153:   int num_rows;
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http://gerrit.cloudera.org:8080/#/c/17771/2/be/src/exec/hdfs-json-scanner.h@154
PS2, Line 154:   uint8_t* tuple_mem_end_ = nullptr;
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http://gerrit.cloudera.org:8080/#/c/17771/2/be/src/exec/hdfs-json-scanner.h@155
PS2, Line 155:   const io::ScanRange* metadata_range_ = nullptr;
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http://gerrit.cloudera.org:8080/#/c/17771/2/be/src/exec/hdfs-json-scanner.h@156
PS2, Line 156:   const char *filename() const { return metadata_range_->file(); 
}
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http://gerrit.cloudera.org:8080/#/c/17771/2/be/src/exec/hdfs-json-scanner.h@161
PS2, Line 161:   boost::scoped_ptr<MemPool> data_batch_pool_;
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http://gerrit.cloudera.org:8080/#/c/17771/2/be/src/exec/hdfs-json-scanner.cc
File be/src/exec/hdfs-json-scanner.cc:

http://gerrit.cloudera.org:8080/#/c/17771/2/be/src/exec/hdfs-json-scanner.cc@55
PS2, Line 55:      RETURN_IF_ERROR(scan_node->AddDiskIoRanges(file, 
EnqueueLocation::TAIL));
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http://gerrit.cloudera.org:8080/#/c/17771/2/be/src/exec/hdfs-json-scanner.cc@77
PS2, Line 77:   }
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http://gerrit.cloudera.org:8080/#/c/17771/2/be/src/exec/hdfs-json-scanner.cc@83
PS2, Line 83:   chunk_sizes_[*out] = size;
line has trailing whitespace


http://gerrit.cloudera.org:8080/#/c/17771/2/be/src/exec/hdfs-json-scanner.cc@88
PS2, Line 88: arrow::Status HdfsJsonScanner::ArrowMemPool::Reallocate(int64_t 
old_size, int64_t new_size, uint8_t** ptr) {
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http://gerrit.cloudera.org:8080/#/c/17771/2/be/src/exec/hdfs-json-scanner.cc@97
PS2, Line 97:        << GetStackTrace();
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http://gerrit.cloudera.org:8080/#/c/17771/2/be/src/exec/hdfs-json-scanner.cc@107
PS2, Line 107: arrow::Result<int64_t> 
HdfsJsonScanner::ScanRangeInputStream::Read(int64_t nbytes, void* out){
line too long (94 > 90)


http://gerrit.cloudera.org:8080/#/c/17771/2/be/src/exec/hdfs-json-scanner.cc@110
PS2, Line 110:   int64_t fl = file_desc_->file_length;
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http://gerrit.cloudera.org:8080/#/c/17771/2/be/src/exec/hdfs-json-scanner.cc@112
PS2, Line 112:     nbytes = fl - pos_;
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http://gerrit.cloudera.org:8080/#/c/17771/2/be/src/exec/hdfs-json-scanner.cc@143
PS2, Line 143: arrow::Result<std::shared_ptr<arrow::Buffer>> 
HdfsJsonScanner::ScanRangeInputStream::Read(int64_t nbytes){
line too long (106 > 90)


http://gerrit.cloudera.org:8080/#/c/17771/2/be/src/exec/hdfs-json-scanner.cc@197
PS2, Line 197: arrow::Status 
HdfsJsonScanner::ReadTable(std::shared_ptr<arrow::io::InputStream> 
input_stream){
line too long (95 > 90)


http://gerrit.cloudera.org:8080/#/c/17771/2/be/src/exec/hdfs-json-scanner.cc@199
PS2, Line 199:   ARROW_ASSIGN_OR_RAISE(reader_, 
arrow::json::TableReader::Make(arrow::default_memory_pool(),
line too long (93 > 90)


http://gerrit.cloudera.org:8080/#/c/17771/2/be/src/exec/hdfs-json-scanner.cc@208
PS2, Line 208:   RETURN_IF_ERROR(HdfsScanner::Open(context));
line has trailing whitespace


http://gerrit.cloudera.org:8080/#/c/17771/2/be/src/exec/hdfs-json-scanner.cc@214
PS2, Line 214:   vector<std::shared_ptr<arrow::Field>> fields_list = {};
line has trailing whitespace


http://gerrit.cloudera.org:8080/#/c/17771/2/be/src/exec/hdfs-json-scanner.cc@217
PS2, Line 217:     std::shared_ptr<arrow::Field> field_a = 
arrow::field(cvf.name(), convert_type(cvf.type()));
line too long (95 > 90)


http://gerrit.cloudera.org:8080/#/c/17771/2/be/src/exec/hdfs-json-scanner.cc@223
PS2, Line 223:   readOptions_ = arrow::json::ReadOptions::Defaults();
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http://gerrit.cloudera.org:8080/#/c/17771/2/be/src/exec/hdfs-json-scanner.cc@230
PS2, Line 230:   VLOG_QUERY << "args: " << table_->ToString() << std::endl << 
GetStackTrace();
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http://gerrit.cloudera.org:8080/#/c/17771/2/be/src/exec/hdfs-json-scanner.cc@249
PS2, Line 249:     eos_ = true;
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http://gerrit.cloudera.org:8080/#/c/17771/2/be/src/exec/hdfs-json-scanner.cc@258
PS2, Line 258:
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http://gerrit.cloudera.org:8080/#/c/17771/2/be/src/exec/hdfs-json-scanner.cc@261
PS2, Line 261:
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http://gerrit.cloudera.org:8080/#/c/17771/2/be/src/exec/hdfs-json-scanner.cc@263
PS2, Line 263:   // reading rows from the previous point we left, tilll either 
end of table/capacity of rowbatch
line too long (97 > 90)


http://gerrit.cloudera.org:8080/#/c/17771/2/be/src/exec/hdfs-json-scanner.cc@271
PS2, Line 271:    void* slot_val_ptr = 
tuple->GetSlot(slot_desc->tuple_offset());
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http://gerrit.cloudera.org:8080/#/c/17771/2/be/src/exec/hdfs-json-scanner.cc@272
PS2, Line 272:    // helpful debug statements
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http://gerrit.cloudera.org:8080/#/c/17771/2/be/src/exec/hdfs-json-scanner.cc@300
PS2, Line 300:      int dst_len = slot_desc->type().len;
line has trailing whitespace


http://gerrit.cloudera.org:8080/#/c/17771/2/be/src/exec/hdfs-json-scanner.cc@309
PS2, Line 309:      src_ptr = blob_ + (val - blob->data());
line has trailing whitespace


http://gerrit.cloudera.org:8080/#/c/17771/2/be/src/exec/hdfs-json-scanner.cc@322
PS2, Line 322:         StringValue* dst = 
reinterpret_cast<StringValue*>(slot_val_ptr);    
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http://gerrit.cloudera.org:8080/#/c/17771/2/be/src/exec/hdfs-json-scanner.cc@326
PS2, Line 326:         }
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http://gerrit.cloudera.org:8080/#/c/17771/2/be/src/exec/hdfs-json-scanner.cc@345
PS2, Line 345: Status s =  CommitRows(row_read, row_batch);
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http://gerrit.cloudera.org:8080/#/c/17771/2/be/src/exec/hdfs-json-scanner.cc@354
PS2, Line 354:     
row_batch->tuple_data_pool()->AcquireData(data_batch_pool_.get(), false);
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http://gerrit.cloudera.org:8080/#/c/17771/2/bin/bootstrap_toolchain.py
File bin/bootstrap_toolchain.py:

http://gerrit.cloudera.org:8080/#/c/17771/2/bin/bootstrap_toolchain.py@443
PS2, Line 443: )
flake8: E501 line too long (91 > 90 characters)



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Gerrit-Project: Impala-ASF
Gerrit-Branch: master
Gerrit-MessageType: comment
Gerrit-Change-Id: If79364a421d862d0d837f9be694911e388d4d629
Gerrit-Change-Number: 17771
Gerrit-PatchSet: 2
Gerrit-Owner: Anonymous Coward <[email protected]>
Gerrit-Reviewer: Aman Sinha <[email protected]>
Gerrit-Reviewer: Impala Public Jenkins <[email protected]>
Gerrit-Reviewer: Quanlong Huang <[email protected]>
Gerrit-Comment-Date: Sat, 14 Aug 2021 00:48:23 +0000
Gerrit-HasComments: Yes

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