36 lines
883 B
SQL
36 lines
883 B
SQL
drop table if exists Link;
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drop table if exists Node;
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drop type if exists EN_NodeType;
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create type EN_NodeType as enum (
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'EN_JUNCTION',
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'EN_RESERVOIR',
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'EN_TANK'
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);
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drop type if exists EN_LinkType;
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create type EN_LinkType as enum (
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'EN_CVPIPE',
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'EN_PIPE',
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'EN_PUMP',
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'EN_PRV',
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'EN_PSV',
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'EN_PBV',
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'EN_FCV',
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'EN_TCV',
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'EN_GPV'
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);
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create table Node (
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Id varchar(32) primary key,
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Type EN_NodeType not null,
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Coord point not null default(point(0.0, 0.0)),
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Elevation numeric not null default(0.0)
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);
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create table Link (
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Id varchar(32) primary key,
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Type EN_LinkType not null,
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FromNode varchar(32) not null references Node(Id),
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ToNode varchar(32) not null references Node(Id)
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); |