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--- documentation:technical:search_grammar [2010/03/31 13:32] – miker
+++ documentation:technical:search_grammar [2010/10/28 21:32] – update to reflect formalization of ^ and $ in phrase searches gmcharlton
@@ Line 14: / Line 14: @@
     * Descending (newest first):<code>harry potter after(2000) author:rowling site(ARL-ATH) sort(pubdate)#descending</code>
   * How about some nested boolean action:<code>("harry potter" && (stone || chamber)) && (author:rowling || subject:rowling) item_form(d) subject[Magic in literature]</code> (That last part is a facet.)
+  * Phrase searches can be left-anchored: <code>identifier|bibcn:"^123 ABC"</code> or right-anchored: <code>bibcn:"2004$"</code>
+  * Phrase searches can also consider punctuation literally: <code>"C++"</code>
   * Speaking of facets, imagine a locally defined index definition in the keyword class called mat_type that indexes, say, 945$m, which is a local field holding bib-level "material type" strings.  Imagine further that this field is marked as a facet field, but not a search field.  You could:
     * Browse all of your DVD mat_types sorted by author:<code>keyword|mat_type[DVD] sort(author)</code>
@@ Line 30: / Line 32: @@
 modifier_marker       := '#'   ### configurable, default
 phrase_boundary       := '"'
+phrase_left_anchor    := '^'
+phrase_right_anchor   := '$'
 _word_phrase_marker  := '+'
 negator               := '-'
@@ Line 42: / Line 46: @@
 negated_word          := negator word
 required_word         := 1_word_phrase_marker word  ### one-word phrase shortcut
-phrase                := phrase_boundary word { whitespace word } phrase_boundary
+phrase                := phrase_boundary { phrase_left_anchor } word { whitespace word } { phrase_right_anchor } phrase_boundary
 term                  := word | negated_word | required_word | phrase { whitespace term }
@@ Line 118: / Line 122: @@
   * **subject** -- Any standard subject field.  Also broken down into topic, temporal, geographic and name subjects by field
   * **series** -- Series title
+  * **identifier** -- Accession numbers, standard numbers (ISxN, UPC, EAN, etc), local call number strings, etc
 == Registered search fields (from the stock config.metabib_field) ==
@@ Line 137: / Line 142: @@
 |title|translated|
 |title|uniform|
+|identifier|isbn|
+|identifier|issn|
+|identifier|upc|
+|identifier|ismn|
+|identifier|ean|
+|identifier|isrc|
+|identifier|sici|
+|identifier|bibcn|
+|identifier|accession|
 == Registered class and field aliases ==
@@ Line 178: / Line 192: @@
 |bib.titleuniform       | title         | uniform|
 |dc.title               | title         | |
+|id                     | identifier    | |
+|dc.identifier          | identifier    | |
+|eg.isbn                | identifier    | isbn|
+|eg.issn                | identifier    | issn|
+|eg.upc                 | identifier    | upc|
+|eg.callnumber          | identifier    | bibcn|
 == Registered facet fields (from the stock config.metabib_field) ==
@@ Line 191: / Line 210: @@
 |subject|temporal|
 |subject|topic|