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From Requirements:
1. 2nd indicator in MARC is non-filing character. need to use rules for these in applying sort/display standards. Ex. 245 1 3 $aAn April Shower- 2nd indicator is "3". Ignore first 3 characters, ie "An(space)" in applying sort rules.
2. NISO standards, Section 3- follow Sort order of characters very closely for Search Results display, and Browse/More display of Facets (main results view of facets is still by # of hits, hi to lo)
3. NISO standards, Section 4- Headings. Choice for current is "word by word". The following are in word-by-word sort order: cream, cream cheese, cream corn. 4.1.2.1
4. NISO standards, Section 7- Symbols. Choice for current is #7.1 for ASCII.
5. We are NOT yet addressing any non-roman/unicode characters, ie for treatment of Chinese, Russian etc. Weill still index or sort on their "romanized" values.
| NISO Rule/Recommendation | Meaning | Example | Implemented ? (Y / N) | Comments |
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3 | Order of Spaces |
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3.1 | Spaces | If the data contains more than one space then it should be treated as a single space |
| Y |
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3.2 | Punctuation Marks Treated as Spaces( -,---,/) | The hyphen, dash (of any length), or slash is to be treated as a space. |
| N | Need to replace hyphen with a space in _sort field |
3.3 | Punctuation Marks Ignored (other than -,---,/) | The following punctuation marks should be disregarded for arrangement purposes: period (full stop), comma, semi-colon, colon, parentheses, square brackets, angle brackets, braces (curved brackets), apostrophe, quotation marks (single or double), exclamation mark, question mark. They are not to be treated as spaces. |
| N | Need to remove these chars in _sort field. |
3.4 | Symbols Other Than Numerals, Letters and Punctuation Marks | Such symbols are arranged after a space but before a numeral. | These symbols should be in the given order: ¥ , $$ , %, $10 | N | Need to investigate solr. |
3.5 | Numerals (0 through 9) | All data beginning with a numeral should be arranged ahead of any data beginning with a letter. |
| Y |
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3.6 | Letters (A through Z) | The records should be arranged in the order of English alphabet ( Upper case and lower case has equal arrangement value) |
| N | convert _sort field to lower case. |
3.6.1 | Modified Letters | Letters modified by diacritical marks and ligatures of two letters should be arranged like their nearest basic equivalent letters in the English alphabet |
| N | Need to investigate solr. |
3.7 | Superscript and Subscript Characters | Superscript and subscript characters are arranged as "on-the-line" Characters. |
| N | Need to investigate solr. |
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4. | Headings |
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4.1 | Arrangement of Headings |
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4.1.1 | Single-Word Headings | Data consisting of a single word precedes any data beginning with the same word and followed by other words. |
| Y |
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4.1.2 | Multi-word Headings(Word-by-Word) | This method is preferred, because it keeps together data beginning with the same word (or words). | Order is : N. E. Zenith Co. ? networks ? new moon ? Newton, Isaac ? Newton's rings | N | Can be done by modifying _sort field. |
4.2 | Headings with Qualifiers | The parentheses and square brackets are ignored when the data is like: bill (Bank note),Bill Clinton,bill (weapon) |
| N | Can be done by modifying _sort field. |
4.3 | Headings with Identical Initial Words | Data beginning with identical initial words should be arranged in the following sequence. |
| N | Can be done by modifying _sort field. |
4.4 | Headings with Cross-References | Cross-references are not part of a heading, and therefore do not affect the arrangement of a heading. |
| N | Cannot identify cross references. |
4.5 | Subheadings | Subheadings are normally arranged in alphanumeric sequence.Subheadings are subject to the same arrangement rules as the headings they modify. |
| N | No subheadings seen in the data |
4.6 | Headings Beginning with Articles | Data beginning with Articles (a,an and the) are displayed in ascending order. |
| Y |
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5 | Abbreviations | Abbreviations should be alphabetized exactly as written, not as spelled out. | Order is : M'Bow, Ahmadu ? Mr. Adams ? Mrs. Smith but output : Mr. Adams ? Mrs. Smith ? M'Bow, Ahmadu | N | Can be done by modifying _sort field. |
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6 | Numbers |
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6.1 | Headings Containing Numbers | Numbers at beginning or within the data should arranged in arithmetical order and sorted in ascending order. |
| N | Need to investigate solr. |
6.2 | Punctuation in Numbers | Punctuation in numbers, as in other text, has no arrangement value (and sorted in ascending order). |
| N | Need to investigate solr. |
6.3 | Decimal Fractions | Decimal fractions should be arranged according to their arithmetical value (and sorted in ascending order). |
| N | Need to investigate solr. |
6.4 | Roman Numbers | Roman numbers should be arranged by their arithmetical value. |
| N | Cannot identify Roman numbers. |
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7 | Arrangement of Symbols Other than Numerals and Letters |
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7.1 | Arrangement in Standardized sequence | Symbols that form part of a standardized sequence. for example, ASCII (ANSI X3.4, American National Standard Code for Information Interchange) |
| Y |
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7.2 | Arrangement in Order of Appearance | Not recommended as per Jira: OLE-2194 |
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7.3 | Arrangement by Verbal Equivalent | Not recommended as per Jira: OLE-2194 |
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