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alembic: Add support for MS-SQL
MS-SQL has no native Enum-type support and therefore needs to work with constraints. Since these constraints need unique names the suggested approach referenced in the following alembic documentation has been applied: http://bit.ly/2x9r8pb ASTERISK-27255 #close Change-Id: I4a399ba3eed41a33ce8cb294968ad340221580ee
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committed by
Kevin Harwell
parent
9a366d2424
commit
ad606844be
@@ -29,4 +29,6 @@ def upgrade():
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def downgrade():
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op.drop_column('ps_subscription_persistence', 'contact_uri')
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if op.get_context().bind.dialect.name == 'mssql':
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op.drop_constraint('ck_ps_transports_symmetric_transport_yesno_values','ps_transports')
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op.drop_column('ps_transports', 'symmetric_transport')
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