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Ehance pump schema

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WQY\qiong
2022-10-21 21:41:35 +08:00
parent 99f673c98e
commit 30e6813c0c
1 changed files with 1 additions and 0 deletions
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script/sql/create/6.pumps.sql
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@@ -10,4 +10,5 @@ create table pumps
, speed numeric , speed numeric
, pattern varchar(32) references _pattern(id) , pattern varchar(32) references _pattern(id)
, check (power is not null or head is not null) , check (power is not null or head is not null)
, check ((power is not null and head is not null) is false)
); );