8 lines
		
	
	
		
			174 B
		
	
	
	
		
			PL/PgSQL
		
	
	
	
	
	
			
		
		
	
	
			8 lines
		
	
	
		
			174 B
		
	
	
	
		
			PL/PgSQL
		
	
	
	
	
	
| BEGIN;
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| 
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| ALTER TABLE topology ADD CONSTRAINT topology_dev1_port1 UNIQUE (dev1, port1);
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| 
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| ALTER TABLE topology ADD CONSTRAINT topology_dev2_port2 UNIQUE (dev2, port2);
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| 
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| COMMIT;
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