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DPD Headwords table - columns and properties

Most of the database functionality comes from the 

class DpdHeadword(Base):
    __tablename__ = "dpd_headwords"

This can be found here in db/models.py.

  • columns in the table are in bold,
  • derived properties are in italics,
  • [data type] is in square brackets,
  • a brief description of the column or property follows

Here is a quick overview:

  • id [int] unique numerical identifier for each word

  • lemma_1 [str] unique headword and number

  • lemma_clean [str] lemma_1 without any trailing digits

  • lemma_1_ [str] lemma_1 with underscores instead of spaces for use in code

  • lemma_link [str] lemma_1 with %20 instead of spaces for website links

  • lemma_ipa [str] lemma_clean in International Phonetic Alphabet

  • lemma_tts [str] lemma_clean in International Phonetic Alphabet suitable for Text-to-Speech engines

  • lemma_trad [str] form of the lemma found in traditional Pāḷi grammars

  • lemma_si [str] form of the lemma found in traditional Pāḷi grammars, in Sinhala script

  • lemma_2 [str] masculine nominative singular of the headword for nouns

  • pos [str] part of speech

  • pos_list [list] list of all the parts of speech in the database

  • pos_si [str] part of speech translated into Sinhala

  • pos_si_full [str] part of speech translated into Sinhala, unabbreviated

  • grammar [str] grammatical information

  • derived_from [str] etymological parent from which the headword is derived

  • neg [str] is the headword a negative or double negative?

  • verb [str] is the verb causative, passive or denominative?

  • trans [str] is the verb transitive, intransitive, or ditransitive?

  • plus_case [str] what syntactical case does the word trigger?

  • plus_case_si [str] what syntactical case does the word trigger, translated into Sinhala?

  • meaning_1 [str] what is the contextual meaning in English?

  • meaning_lit [str] what is the literal meaning in English?

  • meaning_2 [str] what meaning does Buddhadatta give?

  • meaning_combo [str] composite of meaning_1, meaning_lit and meaning_2

  • meaning_combo_html [str] composite of meaning_1, meaning_lit and meaning_2 with meaning_1 in HTML <b> tags

  • meaning_si [str] meaning_1 translated into Sinhala

  • non_ia [str] what non Indo-Aryan word is the headword derived from?

  • sanskrit [str] what is the closest Sanskrit cognate in Monier-Williams or Edgerton?

  • sanskrit_clean [str] what is the Sanskrit stripped of all content in [square brackets]?

  • root_key [str] what is the unique root key in dpd_roots table?

  • root_clean [str] what is the root_key without any trailing digits?

  • root_count [int] how many times does the root_key occur in the database?

  • root_sign [str] what is the conjugational sign of the root?

  • root_base [str] what is the root and conjugational sign combined?

  • root_base_clean [str] what is the root_base stripped of all phonetic changes?

  • family_root [str] what are the prefixes and root family?

  • root_family_key [str] what is the root key and family root, space separated?

  • family_word [str] if not a root, what is the word family?

  • family_compound [str] if a compound, what are the component words, space separated?

  • family_compound_list [list] list of the family_compound values

  • family_idioms [str] if an idiom, what are the component words, space separated?

  • family_idioms_list [list] list of the family_idioms values

  • family_set [str] what set does the word belong to?

  • family_set_list [list] list of the family_set values

  • construction [str] how is the word constructed?

  • construction_clean [str] construction stripped of all phonetic changes

  • construction_summary [str] summary of the construction in one line

  • construction_summary_si [str] summary of the construction in one line, transliterated into Sinhala

  • construction_line1 [str] first line of the construction

  • derivative [str] is the word a kita, kicca or taddhita derivative?

  • suffix [str] what is the kita, kicca or final taddhita suffix?

  • phonetic [str] what phonetic changes occur?

  • compound_type [str] if a compound, what type of compound is the headword?

  • compound_construction [str] if a compound, how is the compound constructed?

  • non_root_in_comps [str] (mostly unused)

  • source_1 [str] what is the source of the first example ?

  • source_link_1 [str] source of the first example with an embedded HTML link

  • sutta_1 [str] from which sutta does the first example come?

  • example_1 [str] what is a good contextual example of the headword?

  • source_2 [str] what is the source of the second example?

  • source_link_2 [str] source of the second example with an embedded HTML link

  • source_link_sutta [str] sutta code from example with an embedded HTML link

  • sutta_2 [str] from which sutta does the second example come?

  • example_2 [str] what is a good second example of the headword in context?

  • degree_of_completion [str] how complete is a word's data?

  • degree_of_completion_html [str] how complete is a word's data? embedded in html tags

  • antonym [str] what is the antonym of the headword, comma space separated?

  • antonym_list [list] list of all the antonyms

  • synonym [str] what are synonyms of the headword, comma space separated?

  • synonym_list [list] list of all the synonyms

  • variant [str] what are the variant readings of the headword found in other Pāḷi texts, comma space separated?

  • variant_list [list] list of all the variants

  • var_phonetic [str] (currently unused) what are other phonetic variants of the headword found in Pāḷi texts, comma space separated?

  • var_text [str] (currently unused) what are the variant readings of the headword found in other Pāḷi texts, comma space separated?

  • commentary [str] how does the commentary define the headword, new line separated?

  • notes [str] what further information should be mentioned about the headword?

  • cognate [str] what English cognates does the headword have?

  • link [str] for plants, animals and historical characters what is the wikipedia link?

  • link_list list[str] a list of links, split on \n newline.

  • origin [str] what is the origin of the headword's data?

  • stem [str] what is the stem upon which the inflection pattern is built?

  • pattern [str] what is the inflection pattern found in the inflection_patterns table?

  • created_at [datetime] when was the headword created?

  • updated_at [datetime] when was the headword updated?

  • inflections [str] what inflected forms does the headword take, comma separated?

  • inflections_list [list] list of inflections

  • inflections_api_ca_eva_iti [str] what inflected forms can be found in sandhi compounds with api, ca, eva and iti, comma separated?

  • inflections_list_api_ca_eva_iti [list] list of inflections found in sandhi compounds with api, ca, eva and iti

  • inflections_list_all [list] list of all inflections, including those with api, ca, eva and iti

  • inflections_sinhala [str] what are the inflected forms in Sinhala script, comma separated?

  • inflections_sinhala_list [list] list if all inflections in Sinhala script

  • inflections_devanagari [str] what are the inflected forms in Devanagari script, comma separated?

  • inflections_devanagari_list [list] list of all inflections in Devanagari script

  • inflections_thai [str] what are the inflected forms in Thai script, comma separated?

  • inflections_thai_list [list] list of all inflections in Thai script

  • inflections_html [str] inflection table of the headwords as HTML table

  • freq_html [str] frequency map of the word in CST corpus as HTML table

  • ebt_count [str] how many times does the word occur in early Buddhist texts?

  • needs_grammar_button [bool] does the headword need a grammar button?

  • needs_example_button [bool] does the headword needs an example button?

  • needs_examples_button [bool] does the headword needs an examples button?

  • needs_conjugation_button [bool] does the headword need a conjugations button?

  • needs_declension_button [bool] does the headword need a declensions button?

  • needs_root_family_button [bool] does the headword need a root family button?

  • needs_word_family_button [bool] does the headword need a word family button?

  • needs_compound_family_button [bool] does the headword need a compound family button?

  • needs_compound_families_button [bool] does the headword need a compound families button?

  • needs_idioms_button [bool] does the headword need an idioms button?

  • needs_set_button [bool] does the headword need a set button?

  • needs_sets_button [bool] does the headword need a sets button?

  • needs_frequency_button [bool] does the headword need a frequency button?

  • cf_set [set] set of all compound families in the database

  • idioms_set [set] set of all the idioms in the database

  • __repr__ [str] quick overview of headword data

Database Relationships

The DpdHeadword class has direct access to other tables in the database through relationships.

  • .rt connects to the dpd_roots table
  • .fr connects to the family_roots table
  • .fw connects to the family_words table
  • .sbs connects to the SBS table
  • .ru connects to the russian table
  • .si connects to the sinhala table
  • .it connects to the inflection_templates table