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nic@xps-15:~/arrow$ parquet-tools inspect
../Downloads/papers
.parquet
nic@xps-15:~/arrow$ parquet-tools inspect
"/tmp/RtmpfoyxmB/file18fa6b312836/part-0
.parquet
"
############ file meta data ############
############ file meta data ############
복사
복사됨
복사
복사됨
created_by: parquet-
go
version
18
.0.0-SNAPSHOT
created_by: parquet-
cpp-arrow
version
20
.0.0-SNAPSHOT
num_columns: 13
num_columns: 13
num_rows: 64141
num_rows: 64141
num_row_groups: 1
num_row_groups: 1
format_version: 2.6
format_version: 2.6
복사
복사됨
복사
복사됨
serialized_size:
1819
serialized_size:
3124
############ Columns ############
############ Columns ############
paper_id
paper_id
softcite_id
softcite_id
title
title
published_year
published_year
published_date
published_date
publication_venue
publication_venue
publisher_name
publisher_name
doi
doi
pmcid
pmcid
pmid
pmid
genre
genre
license_type
license_type
has_mentions
has_mentions
############ Column(paper_id) ############
############ Column(paper_id) ############
name: paper_id
name: paper_id
path: paper_id
path: paper_id
복사
복사됨
복사
복사됨
max_definition_level:
0
max_definition_level:
1
max_repetition_level: 0
max_repetition_level: 0
physical_type: INT32
physical_type: INT32
logical_type: Int(bitWidth=32, isSigned=false)
logical_type: Int(bitWidth=32, isSigned=false)
converted_type (legacy): UINT_32
converted_type (legacy): UINT_32
복사
복사됨
복사
복사됨
compression: GZIP (space_saved:
13
%)
compression: GZIP (space_saved:
22
%)
############ Column(softcite_id) ############
############ Column(softcite_id) ############
name: softcite_id
name: softcite_id
path: softcite_id
path: softcite_id
복사
복사됨
복사
복사됨
max_definition_level:
0
max_definition_level:
1
max_repetition_level: 0
max_repetition_level: 0
physical_type: BYTE_ARRAY
physical_type: BYTE_ARRAY
logical_type: String
logical_type: String
converted_type (legacy): UTF8
converted_type (legacy): UTF8
복사
복사됨
복사
복사됨
compression: GZIP (space_saved:
50
%)
compression: GZIP (space_saved:
47
%)
############ Column(title) ############
############ Column(title) ############
name: title
name: title
path: title
path: title
max_definition_level: 1
max_definition_level: 1
max_repetition_level: 0
max_repetition_level: 0
physical_type: BYTE_ARRAY
physical_type: BYTE_ARRAY
logical_type: String
logical_type: String
converted_type (legacy): UTF8
converted_type (legacy): UTF8
복사
복사됨
복사
복사됨
compression: GZIP (space_saved:
56
%)
compression: GZIP (space_saved:
55
%)
############ Column(published_year) ############
############ Column(published_year) ############
name: published_year
name: published_year
path: published_year
path: published_year
max_definition_level: 1
max_definition_level: 1
max_repetition_level: 0
max_repetition_level: 0
physical_type: INT32
physical_type: INT32
logical_type: Int(bitWidth=16, isSigned=false)
logical_type: Int(bitWidth=16, isSigned=false)
converted_type (legacy): UINT_16
converted_type (legacy): UINT_16
compression: GZIP (space_saved: 18%)
compression: GZIP (space_saved: 18%)
############ Column(published_date) ############
############ Column(published_date) ############
name: published_date
name: published_date
path: published_date
path: published_date
max_definition_level: 1
max_definition_level: 1
max_repetition_level: 0
max_repetition_level: 0
physical_type: INT32
physical_type: INT32
logical_type: Date
logical_type: Date
converted_type (legacy): DATE
converted_type (legacy): DATE
compression: GZIP (space_saved: 10%)
compression: GZIP (space_saved: 10%)
############ Column(publication_venue) ############
############ Column(publication_venue) ############
name: publication_venue
name: publication_venue
path: publication_venue
path: publication_venue
복사
복사됨
복사
복사됨
max_definition_level:
0
max_definition_level:
1
max_repetition_level: 0
max_repetition_level: 0
physical_type: BYTE_ARRAY
physical_type: BYTE_ARRAY
logical_type: String
logical_type: String
converted_type (legacy): UTF8
converted_type (legacy): UTF8
compression: GZIP (space_saved: 59%)
compression: GZIP (space_saved: 59%)
############ Column(publisher_name) ############
############ Column(publisher_name) ############
name: publisher_name
name: publisher_name
path: publisher_name
path: publisher_name
max_definition_level: 1
max_definition_level: 1
max_repetition_level: 0
max_repetition_level: 0
physical_type: BYTE_ARRAY
physical_type: BYTE_ARRAY
logical_type: String
logical_type: String
converted_type (legacy): UTF8
converted_type (legacy): UTF8
복사
복사됨
복사
복사됨
compression: GZIP (space_saved:
49
%)
compression: GZIP (space_saved:
48
%)
############ Column(doi) ############
############ Column(doi) ############
name: doi
name: doi
path: doi
path: doi
복사
복사됨
복사
복사됨
max_definition_level:
0
max_definition_level:
1
max_repetition_level: 0
max_repetition_level: 0
physical_type: BYTE_ARRAY
physical_type: BYTE_ARRAY
logical_type: String
logical_type: String
converted_type (legacy): UTF8
converted_type (legacy): UTF8
복사
복사됨
복사
복사됨
compression: GZIP (space_saved:
61
%)
compression: GZIP (space_saved:
59
%)
############ Column(pmcid) ############
############ Column(pmcid) ############
name: pmcid
name: pmcid
path: pmcid
path: pmcid
max_definition_level: 1
max_definition_level: 1
max_repetition_level: 0
max_repetition_level: 0
physical_type: BYTE_ARRAY
physical_type: BYTE_ARRAY
logical_type: String
logical_type: String
converted_type (legacy): UTF8
converted_type (legacy): UTF8
compression: GZIP (space_saved: 63%)
compression: GZIP (space_saved: 63%)
############ Column(pmid) ############
############ Column(pmid) ############
name: pmid
name: pmid
path: pmid
path: pmid
max_definition_level: 1
max_definition_level: 1
max_repetition_level: 0
max_repetition_level: 0
physical_type: BYTE_ARRAY
physical_type: BYTE_ARRAY
logical_type: String
logical_type: String
converted_type (legacy): UTF8
converted_type (legacy): UTF8
복사
복사됨
복사
복사됨
compression: GZIP (space_saved:
57
%)
compression: GZIP (space_saved:
56
%)
############ Column(genre) ############
############ Column(genre) ############
name: genre
name: genre
path: genre
path: genre
max_definition_level: 1
max_definition_level: 1
max_repetition_level: 0
max_repetition_level: 0
physical_type: BYTE_ARRAY
physical_type: BYTE_ARRAY
logical_type: String
logical_type: String
converted_type (legacy): UTF8
converted_type (legacy): UTF8
복사
복사됨
복사
복사됨
compression: GZIP (space_saved:
60
%)
compression: GZIP (space_saved:
56
%)
############ Column(license_type) ############
############ Column(license_type) ############
name: license_type
name: license_type
path: license_type
path: license_type
max_definition_level: 1
max_definition_level: 1
max_repetition_level: 0
max_repetition_level: 0
physical_type: BYTE_ARRAY
physical_type: BYTE_ARRAY
logical_type: String
logical_type: String
converted_type (legacy): UTF8
converted_type (legacy): UTF8
복사
복사됨
복사
복사됨
compression: GZIP (space_saved:
49
%)
compression: GZIP (space_saved:
45
%)
############ Column(has_mentions) ############
############ Column(has_mentions) ############
name: has_mentions
name: has_mentions
path: has_mentions
path: has_mentions
복사
복사됨
복사
복사됨
max_definition_level:
0
max_definition_level:
1
max_repetition_level: 0
max_repetition_level: 0
physical_type: BOOLEAN
physical_type: BOOLEAN
logical_type: None
logical_type: None
converted_type (legacy): NONE
converted_type (legacy): NONE
compression: GZIP (space_saved: 99%)
compression: GZIP (space_saved: 99%)
복사
복사됨
복사
복사됨
저장된 비교 결과
원본
파일 열기
nic@xps-15:~/arrow$ parquet-tools inspect ../Downloads/papers.parquet ############ file meta data ############ created_by: parquet-go version 18.0.0-SNAPSHOT num_columns: 13 num_rows: 64141 num_row_groups: 1 format_version: 2.6 serialized_size: 1819 ############ Columns ############ paper_id softcite_id title published_year published_date publication_venue publisher_name doi pmcid pmid genre license_type has_mentions ############ Column(paper_id) ############ name: paper_id path: paper_id max_definition_level: 0 max_repetition_level: 0 physical_type: INT32 logical_type: Int(bitWidth=32, isSigned=false) converted_type (legacy): UINT_32 compression: GZIP (space_saved: 13%) ############ Column(softcite_id) ############ name: softcite_id path: softcite_id max_definition_level: 0 max_repetition_level: 0 physical_type: BYTE_ARRAY logical_type: String converted_type (legacy): UTF8 compression: GZIP (space_saved: 50%) ############ Column(title) ############ name: title path: title max_definition_level: 1 max_repetition_level: 0 physical_type: BYTE_ARRAY logical_type: String converted_type (legacy): UTF8 compression: GZIP (space_saved: 56%) ############ Column(published_year) ############ name: published_year path: published_year max_definition_level: 1 max_repetition_level: 0 physical_type: INT32 logical_type: Int(bitWidth=16, isSigned=false) converted_type (legacy): UINT_16 compression: GZIP (space_saved: 18%) ############ Column(published_date) ############ name: published_date path: published_date max_definition_level: 1 max_repetition_level: 0 physical_type: INT32 logical_type: Date converted_type (legacy): DATE compression: GZIP (space_saved: 10%) ############ Column(publication_venue) ############ name: publication_venue path: publication_venue max_definition_level: 0 max_repetition_level: 0 physical_type: BYTE_ARRAY logical_type: String converted_type (legacy): UTF8 compression: GZIP (space_saved: 59%) ############ Column(publisher_name) ############ name: publisher_name path: publisher_name max_definition_level: 1 max_repetition_level: 0 physical_type: BYTE_ARRAY logical_type: String converted_type (legacy): UTF8 compression: GZIP (space_saved: 49%) ############ Column(doi) ############ name: doi path: doi max_definition_level: 0 max_repetition_level: 0 physical_type: BYTE_ARRAY logical_type: String converted_type (legacy): UTF8 compression: GZIP (space_saved: 61%) ############ Column(pmcid) ############ name: pmcid path: pmcid max_definition_level: 1 max_repetition_level: 0 physical_type: BYTE_ARRAY logical_type: String converted_type (legacy): UTF8 compression: GZIP (space_saved: 63%) ############ Column(pmid) ############ name: pmid path: pmid max_definition_level: 1 max_repetition_level: 0 physical_type: BYTE_ARRAY logical_type: String converted_type (legacy): UTF8 compression: GZIP (space_saved: 57%) ############ Column(genre) ############ name: genre path: genre max_definition_level: 1 max_repetition_level: 0 physical_type: BYTE_ARRAY logical_type: String converted_type (legacy): UTF8 compression: GZIP (space_saved: 60%) ############ Column(license_type) ############ name: license_type path: license_type max_definition_level: 1 max_repetition_level: 0 physical_type: BYTE_ARRAY logical_type: String converted_type (legacy): UTF8 compression: GZIP (space_saved: 49%) ############ Column(has_mentions) ############ name: has_mentions path: has_mentions max_definition_level: 0 max_repetition_level: 0 physical_type: BOOLEAN logical_type: None converted_type (legacy): NONE compression: GZIP (space_saved: 99%)
수정본
파일 열기
nic@xps-15:~/arrow$ parquet-tools inspect "/tmp/RtmpfoyxmB/file18fa6b312836/part-0.parquet" ############ file meta data ############ created_by: parquet-cpp-arrow version 20.0.0-SNAPSHOT num_columns: 13 num_rows: 64141 num_row_groups: 1 format_version: 2.6 serialized_size: 3124 ############ Columns ############ paper_id softcite_id title published_year published_date publication_venue publisher_name doi pmcid pmid genre license_type has_mentions ############ Column(paper_id) ############ name: paper_id path: paper_id max_definition_level: 1 max_repetition_level: 0 physical_type: INT32 logical_type: Int(bitWidth=32, isSigned=false) converted_type (legacy): UINT_32 compression: GZIP (space_saved: 22%) ############ Column(softcite_id) ############ name: softcite_id path: softcite_id max_definition_level: 1 max_repetition_level: 0 physical_type: BYTE_ARRAY logical_type: String converted_type (legacy): UTF8 compression: GZIP (space_saved: 47%) ############ Column(title) ############ name: title path: title max_definition_level: 1 max_repetition_level: 0 physical_type: BYTE_ARRAY logical_type: String converted_type (legacy): UTF8 compression: GZIP (space_saved: 55%) ############ Column(published_year) ############ name: published_year path: published_year max_definition_level: 1 max_repetition_level: 0 physical_type: INT32 logical_type: Int(bitWidth=16, isSigned=false) converted_type (legacy): UINT_16 compression: GZIP (space_saved: 18%) ############ Column(published_date) ############ name: published_date path: published_date max_definition_level: 1 max_repetition_level: 0 physical_type: INT32 logical_type: Date converted_type (legacy): DATE compression: GZIP (space_saved: 10%) ############ Column(publication_venue) ############ name: publication_venue path: publication_venue max_definition_level: 1 max_repetition_level: 0 physical_type: BYTE_ARRAY logical_type: String converted_type (legacy): UTF8 compression: GZIP (space_saved: 59%) ############ Column(publisher_name) ############ name: publisher_name path: publisher_name max_definition_level: 1 max_repetition_level: 0 physical_type: BYTE_ARRAY logical_type: String converted_type (legacy): UTF8 compression: GZIP (space_saved: 48%) ############ Column(doi) ############ name: doi path: doi max_definition_level: 1 max_repetition_level: 0 physical_type: BYTE_ARRAY logical_type: String converted_type (legacy): UTF8 compression: GZIP (space_saved: 59%) ############ Column(pmcid) ############ name: pmcid path: pmcid max_definition_level: 1 max_repetition_level: 0 physical_type: BYTE_ARRAY logical_type: String converted_type (legacy): UTF8 compression: GZIP (space_saved: 63%) ############ Column(pmid) ############ name: pmid path: pmid max_definition_level: 1 max_repetition_level: 0 physical_type: BYTE_ARRAY logical_type: String converted_type (legacy): UTF8 compression: GZIP (space_saved: 56%) ############ Column(genre) ############ name: genre path: genre max_definition_level: 1 max_repetition_level: 0 physical_type: BYTE_ARRAY logical_type: String converted_type (legacy): UTF8 compression: GZIP (space_saved: 56%) ############ Column(license_type) ############ name: license_type path: license_type max_definition_level: 1 max_repetition_level: 0 physical_type: BYTE_ARRAY logical_type: String converted_type (legacy): UTF8 compression: GZIP (space_saved: 45%) ############ Column(has_mentions) ############ name: has_mentions path: has_mentions max_definition_level: 1 max_repetition_level: 0 physical_type: BOOLEAN logical_type: None converted_type (legacy): NONE compression: GZIP (space_saved: 99%)
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