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views.sql
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views.sql
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-- Word initial phones
CREATE VIEW IF NOT EXISTS word_initials AS
SELECT s.* FROM (
SELECT
p.*,
-- We use a window function to be able to determine the first row in a batch.
row_number() OVER (PARTITION BY wd_ID ORDER BY cldf_id) rownum
FROM
'phones.csv' AS p
) AS s
WHERE
s.rownum = 1 AND s.token_type = 'xsampa';
-- Utterance initial phones
CREATE VIEW IF NOT EXISTS utterance_initials AS
SELECT s.* FROM (
SELECT
p.*,
-- We use a window function to be able to determine the first row in a batch.
row_number() OVER (PARTITION BY u_ID ORDER BY cldf_id) rownum
FROM
'phones.csv' AS p
) AS s
WHERE
s.rownum = 1 AND s.token_type = 'xsampa';
-- Utterance information
DROP VIEW IF EXISTS utterances;
CREATE VIEW IF NOT EXISTS utterances AS
SELECT
p.u_id AS u_id,
-- count of utterance to see how many phones in utterance
count(p.u_id)/sum(p.duration) AS speech_rate,
log(exp(1), count(p.cldf_id)/sum(p.duration)) AS log_speech_rate,
w.cldf_languageReference AS cldf_languageReference
FROM
'phones.csv' AS p
LEFT JOIN
'words.csv' AS w
ON
p.wd_id = w.cldf_id
GROUP BY p.u_id;
-- Number of phones per word
DROP VIEW IF EXISTS phones_per_word;
CREATE VIEW phones_per_word AS
SELECT
wd_id,
log(exp(1), count(cldf_id)) AS num_phones
FROM
'phones.csv'
GROUP BY wd_id;
-- Number of spoken words per language
DROP VIEW IF EXISTS words_per_language;
CREATE VIEW words_per_language AS
SELECT
w.cldf_languageReference,
count(w.cldf_id) AS num_words
FROM
'words.csv' AS w
GROUP BY w.cldf_languageReference;
-- Table of forms, i.e. of distinct word forms per language.
DROP VIEW IF EXISTS forms;
CREATE VIEW forms AS
SELECT
log(exp(1), (count(ws.cldf_id) / cast(ls.num_words AS float))) AS freq,
ws.cldf_name AS form,
ls.cldf_languageReference AS cldf_languageReference
FROM
'words.csv' AS ws
LEFT JOIN
words_per_language AS ls
ON
ws.cldf_languageReference = ls.cldf_languageReference
GROUP BY ws.cldf_name, ws.cldf_languageReference;