Feat taxhub v2 : Change taxref migration procedure (without bib_noms)

apptax/taxonomie/commands/migrate_taxref/commands_v16.py

@@ -1,3 +1,9 @@
+from apptax.taxonomie.commands.migrate_taxref.test_commands_v16 import (
+    populate_data,
+    clean_data,
+    test_import_taxref_v16,
+)
+
 from flask import Blueprint
 
 import importlib
@@ -191,3 +197,15 @@ def import_and_format_dbc_status():
     """
     truncate_bdc_statuts()
     import_bdc_statuts_v16(logger)
+
+
+@migrate_to_v16.command()
+@with_appcontext
+def test_taxref_v16_migration():
+    populate_data()
+    try:
+        test_import_taxref_v16()
+    except AssertionError as e:
+        raise (e)
+    finally:
+        clean_data()

apptax/taxonomie/commands/migrate_taxref/data/5_clean_db.sql

@@ -33,5 +33,3 @@ DROP TABLE IF EXISTS taxonomie.dps_fk_cd_nom;
 DROP TABLE IF EXISTS taxonomie.import_taxref_rangs;
 
 DROP TABLE IF EXISTS taxonomie.cdnom_disparu;
-
-DROP TABLE IF EXISTS taxonomie.tmp_bib_noms_copy;

apptax/taxonomie/commands/migrate_taxref/data/changes_detection/0.1_generate_tmp_bib_noms_copy.sql

@@ -1,51 +0,0 @@
-DROP  TABLE IF EXISTS taxonomie.tmp_bib_noms_copy;
-
-CREATE TABLE taxonomie.tmp_bib_noms_copy (
-    id_nom serial PRIMARY KEY,
-    cd_nom integer,
-    cd_ref integer,
-    nom_francais character varying(1000),
-    comments character varying(1000),
-    commentaire_disparition Varchar(500),
-    cd_nom_remplacement int,
-    deleted boolean DEFAULT(FALSE),
-    tmp_import boolean
-);
-
-INSERT INTO taxonomie.tmp_bib_noms_copy (
-    id_nom, cd_nom, cd_ref, nom_francais, comments
-)
-SELECT id_nom, cd_nom, cd_ref, nom_francais, comments
-FROM taxonomie.bib_noms;
-
-
-SELECT setval(
-    'taxonomie.tmp_bib_noms_copy_id_nom_seq',
-    (SELECT max(id_nom) FROM  taxonomie.tmp_bib_noms_copy ),
-    true
-);
-
---- ajout Nicolas Imbert
-create index IF NOT EXISTS i_tmp_cdnom_disparu_cd_nom on taxonomie.cdnom_disparu (cd_nom);
-
-
---- CAS 1 - cd_nom de remplacement à utiliser.
-UPDATE taxonomie.tmp_bib_noms_copy n  SET deleted = true ,
-	commentaire_disparition = raison_suppression ||  COALESCE(' nouveau cd_nom :' || a.cd_nom_remplacement, ''),
-	cd_nom_remplacement =  a.cd_nom_remplacement
-FROM (
-	SELECT d.*
-	FROM taxonomie.bib_noms n
-	JOIN taxonomie.cdnom_disparu d
-	ON n.cd_nom = d.cd_nom
-) a
-WHERE n.cd_nom = a.cd_nom;
-
-------------- Cas avec cd_nom de remplacement
--- Ajout du cd_nom de remplacement quand il n'existait pas dans bib_noms
-INSERT INTO taxonomie.tmp_bib_noms_copy(cd_nom, cd_ref, nom_francais, tmp_import)
-SELECT d.cd_nom_remplacement, n.cd_ref, n.nom_francais, true
-FROM taxonomie.tmp_bib_noms_copy n
-JOIN taxonomie.cdnom_disparu d ON n.cd_nom = d.cd_nom
-WHERE NOT n.cd_nom_remplacement IS NULL
-ON CONFLICT DO NOTHING;

apptax/taxonomie/commands/migrate_taxref/data/changes_detection/1.1_taxref_changes_detections.sql

@@ -1,59 +1,137 @@
----- #################################################################################
----- #################################################################################
-----		Répercussion des changements taxonomiques
----- #################################################################################
----- #################################################################################
+
 
 CREATE SCHEMA IF NOT EXISTS tmp_taxref_changes;
 
 DROP TABLE IF EXISTS tmp_taxref_changes.comp_grap ;
 
+-- Détection des changements taxonomiques cd_ref initial vs cd_ref final
+-- Pour tous des cd_ref référencés dans la table t_medias ou cor_taxon_attribut
 CREATE TABLE tmp_taxref_changes.comp_grap AS
-WITH grappe_init AS (
-	SELECT distinct b.cd_ref , array_agg(cd_nom ORDER BY cd_nom) as array_agg, count(DISTINCT cd_nom)
-	FROM  taxonomie.tmp_bib_noms_copy b
-	WHERE NOT deleted = true and cd_nom is not null
-	GROUP BY cd_ref
-),
-grappe_final AS (
-	SELECT distinct t.cd_ref , array_agg(b.cd_nom ORDER BY b.cd_nom) as array_agg, count(DISTINCT b.cd_nom)
-	FROM  taxonomie.tmp_bib_noms_copy b
-	JOIN taxonomie.import_taxref t
-	ON b.cd_nom = t.cd_nom
-	WHERE NOT deleted = true and b.cd_nom is not null
-	GROUP BY t.cd_ref
+WITH used_cd_ref AS (
+    SELECT cd_ref FROM taxonomie.t_medias
+    UNION
+    SELECT cd_ref FROM taxonomie.cor_taxon_attribut
 ),
 attribs AS (
-	SELECT DISTINCT a.cd_ref, array_agg(id_attribut) as att_list, count(DISTINCT id_attribut) as att_nb
-	FROM taxonomie.cor_taxon_attribut a
-	WHERE NOT valeur_attribut ='{}' AND NOT valeur_attribut =''
-	GROUP BY  a.cd_ref
+    SELECT DISTINCT a.cd_ref, array_agg(id_attribut) as att_list, count(DISTINCT id_attribut) as att_nb
+    FROM taxonomie.cor_taxon_attribut a
+    WHERE NOT valeur_attribut ='{}' AND NOT valeur_attribut =''
+    GROUP BY  a.cd_ref
 ),
 media AS (
-	SELECT DISTINCT cd_ref, count(id_media) as media_nb
-	FROM taxonomie.t_medias
-	GROUP BY cd_ref
+    SELECT DISTINCT cd_ref, count(id_media) as media_nb
+    FROM taxonomie.t_medias
+    GROUP BY cd_ref
+)
+SELECT i.cd_ref as i_cd_ref,
+        f.cd_ref as f_cd_ref,
+        att_list, att_nb, media_nb
+FROM used_cd_ref i
+LEFT OUTER JOIN  taxonomie.import_taxref f ON i.cd_ref = f.cd_nom
+LEFT OUTER JOIN  attribs a ON i.cd_ref = a.cd_ref
+LEFT OUTER JOIN  media m ON i.cd_ref = m.cd_ref;
+
+
+ALTER TABLE tmp_taxref_changes.comp_grap ADD cas varchar(50);
+ALTER TABLE tmp_taxref_changes.comp_grap ADD action varchar(500);
+
+-- 'no changes' =  Cas ou il n'y a aucun changement
+--  cd_ref initial correspond au cd_ref final
+UPDATE tmp_taxref_changes.comp_grap SET cas = 'no changes'
+WHERE i_cd_ref = f_cd_ref;
+
+-- 'update cd_ref' = Cas ou le cd_ref est modifié
+--  cd_ref initial différent du cd_ref final
+UPDATE tmp_taxref_changes.comp_grap SET cas = 'update cd_ref'
+WHERE NOT i_cd_ref = f_cd_ref;
+
+-- 'merge' = Cas de fusion de cd_ref
+-- quand 2 cd_ref initiaux ont le même cd_ref final
+UPDATE tmp_taxref_changes.comp_grap SET cas = 'merge'
+WHERE   f_cd_ref IN (
+    SELECT f_cd_ref
+    FROM  tmp_taxref_changes.comp_grap
+    GROUP BY f_cd_ref
+    HAVING count(*)>1
+);
+
+-- Détection des conflits
+-- Cas de merge de cd_ref avec des attributs
+-- Conflit si 2 cd_ref ont le même attribut avec des valeurs différentes
+WITH c AS (
+    SELECT f_cd_ref , array_agg(i_cd_ref) AS li_cd_ref
+    FROM  tmp_taxref_changes.comp_grap
+    WHERE cas  = 'merge' AND att_nb > 0
+    GROUP BY f_cd_ref
+    HAVING count(*) >1
+), atts AS (
+    SELECT DISTINCT *
+    FROM taxonomie.cor_taxon_attribut a
+    JOIN c ON a.cd_ref = ANY(c.li_cd_ref)
+) , conflict_atts AS (
+    SELECT
+        f_cd_ref,
+        atts.id_attribut,
+        count(DISTINCT valeur_attribut),
+        string_agg(DISTINCT CONCAT(nom_attribut::varchar, ': ' , valeur_attribut), ', ') AS atts
+    FROM atts
+    JOIN taxonomie.bib_attributs a
+    ON a.id_attribut = atts.id_attribut
+    GROUP BY f_cd_ref, atts.id_attribut
+    HAVING count(DISTINCT valeur_attribut) >1
+)
+UPDATE tmp_taxref_changes.comp_grap c SET action = 'Conflicts with attributes : ' || atts
+FROM conflict_atts a
+WHERE a.f_cd_ref = c.f_cd_ref AND  cas = 'merge';
+
+UPDATE tmp_taxref_changes.comp_grap SET action = 'no changes'
+WHERE cas = 'no changes';
+
+
+UPDATE tmp_taxref_changes.comp_grap SET action = 'update cd_ref'
+WHERE cas = 'update cd_ref' ;
+
+
+-- Analyse des splits
+DROP TABLE IF EXISTS tmp_taxref_changes.split_analyze ;
+
+CREATE TABLE tmp_taxref_changes.split_analyze AS 
+WITH
+grappe_init AS (
+    SELECT b.cd_ref , array_agg(cnl.cd_nom ORDER BY cnl.cd_nom) as array_agg, count(DISTINCT cnl.cd_nom)
+    FROM  taxonomie.taxref b
+    JOIN taxonomie.cor_nom_liste cnl
+    ON cnl.cd_nom = b.cd_nom
+    GROUP BY b.cd_ref
+),
+grappe_final AS (
+    SELECT new_ref.cd_ref , array_agg(cnl.cd_nom ORDER BY cnl.cd_nom) as array_agg, count(DISTINCT cnl.cd_nom)
+    FROM taxonomie.import_taxref new_ref
+    JOIN taxonomie.cor_nom_liste cnl
+    ON cnl.cd_nom = new_ref.cd_nom
+    GROUP BY new_ref.cd_ref
 ),
 init_cdnom as (
 	select distinct t1.cd_ref, t2.cd_nom, t1.array_agg, t1.count
-	from grappe_init t1, taxonomie.tmp_bib_noms_copy t2
-	where t1.cd_ref = t2.cd_ref and NOT t2.deleted = true and t2.cd_nom is not null
+	from taxonomie.cor_nom_liste t2
+	JOIN taxonomie.taxref t ON t.cd_nom = t2.cd_nom
+	JOIN grappe_init t1 ON t1.cd_ref = t.cd_ref 
 	order by 1,2),
 final_cdnom as (
 	select distinct t3.cd_ref, t2.cd_nom, t1.array_agg, t1.count
-	from grappe_final t1, taxonomie.tmp_bib_noms_copy t2, taxonomie.import_taxref t3
-	where t1.cd_ref = t3.cd_ref and NOT t2.deleted = true and t2.cd_nom is not null
+	from grappe_final t1, taxonomie.cor_nom_liste t2, taxonomie.import_taxref t3
+	where t1.cd_ref = t3.cd_ref
 	and t2.cd_nom = t3.cd_nom
-	order by 1,2)
-SELECT distinct i.cd_ref as i_cd_ref, i.array_agg as i_array_agg, i.count as i_count,
-		f.cd_ref as f_cd_ref, f.array_agg as f_array_agg, f.count as f_count,
-		att_list, att_nb, media_nb
+	order by 1,2)	
+SELECT DISTINCT i.cd_ref as i_cd_ref, i.array_agg as i_array_agg, i.count as i_count,
+        f.cd_ref as f_cd_ref, f.array_agg as f_array_agg, f.count as f_count
 FROM init_cdnom i
 LEFT OUTER JOIN  final_cdnom f ON i.cd_nom = f.cd_nom
-LEFT OUTER JOIN  attribs a ON i.cd_ref = a.cd_ref
-LEFT OUTER JOIN  media m ON i.cd_ref = m.cd_ref;
+WHERE NOT i.array_agg = f.array_agg;
+
+
 
+ALTER TABLE tmp_taxref_changes.split_analyze ADD cas varchar(50);
 
-ALTER TABLE tmp_taxref_changes.comp_grap ADD grappe_change varchar(250);
-ALTER TABLE tmp_taxref_changes.comp_grap ADD action varchar(250);
-ALTER TABLE tmp_taxref_changes.comp_grap ADD cas varchar(50);
+UPDATE tmp_taxref_changes.split_analyze SET cas = 'split'
+WHERE i_array_agg  @> f_array_agg AND NOT i_array_agg  = f_array_agg ;