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-rw-r--r--nova/db/sqlalchemy/models.py1
1 files changed, 1 insertions, 0 deletions
diff --git a/nova/db/sqlalchemy/models.py b/nova/db/sqlalchemy/models.py
index c4a22f4c5..f10bc8c32 100644
--- a/nova/db/sqlalchemy/models.py
+++ b/nova/db/sqlalchemy/models.py
@@ -552,6 +552,7 @@ class ProviderFirewallRule(BASE, NovaBase):
class KeyPair(BASE, NovaBase):
"""Represents a public key pair for ssh."""
__tablename__ = 'key_pairs'
+ __table_args__ = (schema.UniqueConstraint("name", "user_id"), )
id = Column(Integer, primary_key=True)
name = Column(String(255))