Aysat
23 lines
418 B
SQL
23 lines
418 B
SQL
with base as (
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select
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employee_id,
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to_dt,
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from_dt,
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lag(to_dt) over (partition by employee_id order by from_dt) lag_to_dt
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from abakhytbekuly.salary
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),
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error as (
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select
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employee_id,
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from_dt,
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case when
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lag_to_dt > from_dt then 'пересечение'
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when
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lag_to_dt < from_dt then 'дыра'
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end as status
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from base
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where lag_to_dt is not null
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)
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select *
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from error
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order by employee_id, from_dt |