Solr 3.5 のexampleディレクトリの以下で

% java -jar start.jar

した際の index fileの形式を見る. その5.

indexはまっさらにしている. 前回の続きではない.

3件update&commit(id, s_s, t_s field)


curl http://localhost:8983/solr/update\?commit\=true -H "Content-Type: text/xml" --data-binary '<add><doc><field name="id">abc</field><field name="s_s">abc</field></doc><doc><field name="id">abcde</field><field name="t_s">abc</field></doc><doc><field name="id">abcdef</field><field name="s_s">abc</field></doc></add>'

schama.xml (抜粋)


   <field name="id" type="string" indexed="true" stored="true" required="true" /> 

   <dynamicField name="*_s"  type="string"  indexed="true"  stored="true"/>

ファイル

  • segments.gen
  • segments_2
  • _0.fdt
  • _0.fdx
  • _0.fnm
  • _0.frq
  • _0.nrm
  • _0.tii
  • _0.tis
  • segments* については略.
  • *.fnm については略(フィールド情報)
  • *.nrm, *.tii はその1と同じ

_0.fdt


0000000 00 00 00 03 02 00 00 03 61 62 63 01 00 03 61 62
0000020 63 02 00 00 05 61 62 63 64 65 02 00 03 61 62 63
0000040 02 00 00 06 61 62 63 64 65 66 01 00 03 61 62 63
0000060
  • Format
    • 00 00 00 03
      • org.apache.lucene.index.FieldsWriter.FORMAT_LUCENE_3_2_NUMERIC_FIELDS
  • FieldCount
    • 02
  • FieldNum
    • 00
  • Bits
    • 00
  • Value
    • 03 61 62 63
      • "abc"
  • FieldNum
    • 01
  • Bits
    • 00
  • Value
    • 03 61 62 63
      • "abc"
  • FieldCount
    • 02
  • FieldNum
    • 00
  • Bits
    • 00
  • Value
    • 05 61 62 63 64 65
      • "abcde"
  • FieldNum
    • 02
  • Bits
    • 00
  • Value
    • 03 61 62 63
      • "abc"
  • FieldCount
    • 02
  • FieldNum
    • 00
  • Bits
    • 00
  • Value
    • 06 61 62 63 64 65 66
      • "abcdef"
  • FieldNum
    • 01
  • Bits
    • 00
  • Value
    • 03 61 62 63
      • "abc"

_0.fdx


0000000 00 00 00 03 00 00 00 00 00 00 00 04 00 00 00 00
0000020 00 00 00 11 00 00 00 00 00 00 00 20
0000034
  • Format
    • 00 00 00 03
      • org.apache.lucene.index.FieldsWriter.FORMAT_LUCENE_3_2_NUMERIC_FIELDS
  • FieldValuesPosition
    • 00 00 00 00 00 00 00 04
  • FieldValuesPosition
    • 00 00 00 00 00 00 00 11
  • FieldValuesPosition
    • 00 00 00 00 00 00 00 20


_0.frq


0000000 00 01 02 00 02 01
0000006

  • idフィールド
  • TermFreq(DocDelta)
    • 00
  • TermFreq(DocDelta)
    • 01
  • TermFreq(DocDelta)
    • 02
  • s_s フィールド
  • TermFreq(DocDelta)
    • 00
  • TermFreq(DocDelta)
    • 02
  • t_s フィールド
  • TermFreq(DocDelta)
    • 01

_0.tis


0000000 ff ff ff fc 00 00 00 00 00 00 00 05 00 00 00 80
0000020 00 00 00 10 00 00 00 0a 00 03 61 62 63 00 01 00
0000040 00 03 02 64 65 00 01 01 00 05 01 66 00 01 01 00
0000060 03 00 01 02 01 00 03 00 02 01 02 00
0000074
  • TIVersion
    • ff ff ff fc
      • org.apache.lucene.index.TermInfosWriter.FORMAT_VERSION_UTF8_LENGTH_IN_BYTES
  • IndexTermCount
    • 00 00 00 00 00 00 00 02
  • IndexInterval
    • 00 00 00 80
  • SkipInterval
    • 00 00 00 10
  • MaxSkipLevels
    • 00 00 00 0a

  • TermInfo(Term<PrefixLength, Suffix, FieldNum>, DocFreq, FreqDelta, ProxDelta, [SkipDelta])
    • 00 03 61 62 63 00 01 00 00
      • Suffix : 03 61 62 63 (abc), FieldNum: 0, DocFreq: 1, SkipDeltaなし

  • TermInfo(Term<PrefixLength, Suffix, FieldNum>, DocFreq, FreqDelta, ProxDelta, [SkipDelta])
    • 03 02 64 65 00 01 01 00
      • PrefixLength: 3, Suffix : 02 64 65 (de), FieldNum: 0, DocFreq: 1, FreqDelta: 1, SkipDeltaなし
      • FreqDelta は *.frq ファイルでの Delta
  • TermInfo(Term<PrefixLength, Suffix, FieldNum>, DocFreq, FreqDelta, ProxDelta, [SkipDelta])
    • 05 01 66 00 01 01 00
      • PrefixLength: 5, Suffix : 01 66 (f), FieldNum: 0, DocFreq: 1, FreqDelta: 1, SkipDeltaなし

  • TermInfo(Term<PrefixLength, Suffix, FieldNum>, DocFreq, FreqDelta, ProxDelta, [SkipDelta])
    • 03 00 01 02 01 00
      • PrefixLength: 3, Suffix : 00, FieldNum: 1, DocFreq: 2, FreqDelta: 1, SkipDeltaなし
  • TermInfo(Term<PrefixLength, Suffix, FieldNum>, DocFreq, FreqDelta, ProxDelta, [SkipDelta])
    • 03 00 02 01 02 00
      • PrefixLength: 3, Suffix : 00, FieldNum: 2, DocFreq: 1, FreqDelta: 2, SkipDeltaなし

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