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Add a limit statement to the subquery

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Hugo Trippaers 2012-08-27 09:14:38 +02:00
parent 3aa469da2a
commit 0d7601d2d7
1 changed files with 1 additions and 1 deletions
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setup/db/db/schema-302to40.sql
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@ -237,7 +237,7 @@ ALTER TABLE physical_network_service_providers DROP FOREIGN KEY fk_pnetwork_serv
SET @constraintname = (select CONCAT(CONCAT('DROP INDEX ', A.CONSTRAINT_NAME), ' ON physical_network_service_providers' )
from information_schema.key_column_usage A
JOIN information_schema.key_column_usage B ON B.table_name = 'physical_network_service_providers' AND B.COLUMN_NAME = 'provider_name' AND A.COLUMN_NAME ='physical_network_id' AND B.CONSTRAINT_NAME=A.CONSTRAINT_NAME
where A.table_name = 'physical_network_service_providers');
where A.table_name = 'physical_network_service_providers' LIMIT 1);
PREPARE stmt1 FROM @constraintname;
EXECUTE stmt1;