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extract essential dependecies

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This commit is contained in:
Mario Fink
2020-07-31 14:01:19 +02:00
parent 984895a4f2
commit aee2c180a7
5 changed files with 58 additions and 18 deletions
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8
lib/parquet/reader-writer.cc
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@@ -56,14 +56,14 @@ int main(int argc, char** argv) {
// Create a local file output stream instance.
using FileClass = ::arrow::io::FileOutputStream;
std::shared_ptr<FileClass> out_file;
PARQUET_THROW_NOT_OK(FileClass::Open(PARQUET_FILENAME, &out_file));
PARQUET_ASSIGN_OR_THROW(out_file, FileClass::Open(PARQUET_FILENAME));
// Setup the parquet schema
std::shared_ptr<GroupNode> schema = SetupSchema();
// Add writer properties
parquet::WriterProperties::Builder builder;
builder.compression(parquet::Compression::SNAPPY);
builder.compression(parquet::Compression::UNCOMPRESSED);
std::shared_ptr<parquet::WriterProperties> props = builder.build();
// Create a ParquetFileWriter instance
@@ -205,6 +205,8 @@ int main(int argc, char** argv) {
int i;
std::shared_ptr<parquet::ColumnReader> column_reader;
ARROW_UNUSED(rows_read); // prevent warning in release build
// Get the Column Reader for the boolean column
column_reader = row_group_reader->Column(0);
parquet::BoolReader* bool_reader =
@@ -292,6 +294,7 @@ int main(int argc, char** argv) {
assert(values_read == 1);
// Verify the value written
parquet::Int96 expected_value;
ARROW_UNUSED(expected_value); // prevent warning in release build
expected_value.value[0] = i;
expected_value.value[1] = i + 1;
expected_value.value[2] = i + 2;
@@ -359,6 +362,7 @@ int main(int argc, char** argv) {
assert(rows_read == 1);
// Verify the value written
char expected_value[FIXED_LENGTH] = "parquet";
ARROW_UNUSED(expected_value); // prevent warning in release build
expected_value[7] = static_cast<char>('0' + i / 100);
expected_value[8] = static_cast<char>('0' + (i / 10) % 10);
expected_value[9] = static_cast<char>('0' + i % 10);