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school_compare/pipeline/transform/models/marts/dim_school.sql
Tudor Sitaru 5b025b98bd
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fix(dim_school): use case-insensitive comparison for phase inference
GIAS provides 'Not Applicable' (capital A) but the check used 'Not applicable',
so the case-sensitive != matched true and skipped the age-range inference.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
2026-04-02 15:33:04 +01:00

58 lines
1.8 KiB
SQL

-- Mart: Canonical school dimension — one row per active URN
with schools as (
select * from {{ ref('stg_gias_establishments') }}
)
{% set ofsted_relation = adapter.get_relation(
database=target.database,
schema=target.schema,
identifier='int_ofsted_latest'
) %}
select
s.urn,
s.local_authority_code * 1000 + s.establishment_number as laestab,
s.school_name,
case
when s.phase is not null and lower(s.phase) != 'not applicable' then s.phase
when s.statutory_high_age is not null and s.statutory_high_age <= 11 then 'Primary'
when s.statutory_low_age is not null and s.statutory_low_age >= 11 then 'Secondary'
when s.statutory_low_age is not null and s.statutory_high_age is not null
and s.statutory_low_age < 11 and s.statutory_high_age > 11 then 'All-through'
else s.phase
end as phase,
s.school_type,
s.academy_trust_name,
s.academy_trust_uid,
s.religious_character,
s.gender,
s.statutory_low_age || '-' || s.statutory_high_age as age_range,
s.capacity,
s.total_pupils,
concat_ws(' ', s.head_title, s.head_first_name, s.head_last_name) as headteacher_name,
s.website,
s.telephone,
s.open_date,
s.close_date,
s.status,
s.nursery_provision,
s.admissions_policy,
-- Latest Ofsted (populated after monthly Ofsted pipeline runs)
{% if ofsted_relation is not none %}
o.overall_effectiveness as ofsted_grade,
o.inspection_date as ofsted_date,
o.framework as ofsted_framework
{% else %}
null::text as ofsted_grade,
null::date as ofsted_date,
null::text as ofsted_framework
{% endif %}
from schools s
{% if ofsted_relation is not none %}
left join {{ ref('int_ofsted_latest') }} o on s.urn = o.urn
{% endif %}
where s.status = 'Open'