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Define index using COALESCE for nullable Char fields

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Closes #14909
(grafted from 525198c97acdd19820d581411b3af0f5bb6e4237)

--HG--
branch : 8.0
This commit is contained in:
Cédric Krier
2026-07-14 21:14:05 +02:00
parent 856461f693
commit ebed93c61a
22 changed files with 65 additions and 36 deletions
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modules/product/product.py
+13 -7
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@@ -201,7 +201,8 @@ class Template(
super().__setup__()
t = cls.__table__()
cls._sql_indexes.update({
Index(t, (t.code, Index.Similarity())),
Index(t, (Coalesce(t.code, ''), Index.Equality())),
Index(t, (Coalesce(t.code, ''), Index.Similarity())),
})
cls._order.insert(0, ('rec_name', 'ASC'))
@@ -587,12 +588,17 @@ class Product(
& (t.code != '')),
'product.msg_product_code_unique'),
]
cls._sql_indexes.add(
Index(t, (t.code, Index.Similarity(cardinality='high'))))
cls._sql_indexes.add(
Index(t,
(t.position, Index.Range(order='ASC NULLS FIRST')),
(t.id, Index.Range(order='ASC'))))
cls._sql_indexes.update({
Index(t,
(Coalesce(t.code, ''),
Index.Equality(cardinality='high'))),
Index(t,
(Coalesce(t.code, ''),
Index.Similarity(cardinality='high'))),
Index(t,
(t.position, Index.Range(order='ASC NULLS FIRST')),
(t.id, Index.Range(order='ASC'))),
})
for attr in dir(Template):
tfield = getattr(Template, attr)