63 lines
2.5 KiB
SQL
63 lines
2.5 KiB
SQL
CREATE DATABASE circuit_diagram;
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CREATE TABLE circuit_diagram_overview
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(
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id bigserial not null,
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name text not null,
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created_at timestamp with time zone default CURRENT_TIMESTAMP not null,
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updated_at timestamp with time zone default CURRENT_TIMESTAMP not null
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);
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CREATE TABLE circuit_diagram_1
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(
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id bigserial not null,
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name text not null,
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created_at timestamp with time zone default CURRENT_TIMESTAMP not null,
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updated_at timestamp with time zone default CURRENT_TIMESTAMP not null,
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parent_id bigint default 0 not null,
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other_params text not null
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);
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INSERT INTO public.circuit_diagram_1(id,name,created_at,updated_at,parent_id,other_params) VALUES(1,'母线','2024-11-07 09:37:00','2024-11-07 09:37:00',0,'voltage:35,status:0');
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INSERT INTO public.circuit_diagram_1(id,name,created_at,updated_at,parent_id,other_params) VALUES(2,'电流互感器','2024-11-07 09:37:00','2024-11-07 09:37:00',1,'voltage:35,status:0');
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INSERT INTO public.circuit_diagram_1(id,name,created_at,updated_at,parent_id,other_params) VALUES(3,'过继电流器','2024-11-07 09:37:00','2024-11-07 09:37:00',1,'voltage:35,status:0');
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INSERT INTO public.circuit_diagram_1(id,name,created_at,updated_at,parent_id,other_params) VALUES(4,'断路器','2024-11-07 09:37:00','2024-11-07 09:37:00',2,'voltage:35,status:0');
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INSERT INTO public.circuit_diagram_1(id,name,created_at,updated_at,parent_id,other_params) VALUES(5,'变压器','2024-11-07 09:37:00','2024-11-07 09:37:00',4,'voltage:35,status:0');
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INSERT INTO public.circuit_diagram_1(id,name,created_at,updated_at,parent_id,other_params) VALUES(6,'线缆','2024-11-07 09:37:00','2024-11-07 09:37:00',5,'voltage:35,status:0');
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INSERT INTO public.circuit_diagram_1(id,name,created_at,updated_at,parent_id,other_params) VALUES(7,'低压母线','2024-11-07 09:37:00','2024-11-07 09:37:00',6,'voltage:35,status:0');
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INSERT INTO public.circuit_diagram_1(id,name,created_at,updated_at,parent_id,other_params) VALUES(8,' 电动机 1','2024-11-07 09:37:00','2024-11-07 09:37:00',7,'voltage:35,status:0');
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INSERT INTO public.circuit_diagram_1(id,name,created_at,updated_at,parent_id,other_params) VALUES(9,' 电动机 2','2024-11-07 09:37:00','2024-11-07 09:37:00',7,'voltage:35,status:0');
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SELECT id,parent_id,name,other_params
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FROM circuit_diagram_1
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WHERE id = 1
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WITH RECURSIVE recursive_tree as (
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SELECT id,parent_id,name,other_params
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FROM circuit_diagram_1
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WHERE id = 1
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UNION ALL
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SELECT ctd.id,ctd.parent_id,ctd.name,ctd.other_params
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FROM circuit_diagram_1 ctd
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JOIN recursive_tree rt ON ctd.parent_id = rt.id
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)
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SELECT * FROM recursive_tree;
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