Re: [Sqlalchemy-tickets] [sqlalchemy] #2843: Support for IF EXISTS/IF NOT EXISTS DDL constructs

[sqlalchemy <mi...@zz...>]

#2843: Support for IF EXISTS/IF NOT EXISTS DDL constructs
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      Reporter:  remyroy          |      Owner:  zzzeek
          Type:  enhancement      |     Status:  new
      Priority:  low              |  Milestone:
     Component:  schema           |   Severity:  no triage selected yet
    Resolution:                   |   Keywords:
Progress State:  awaiting triage  |
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Comment (by remyroy):

 This would be quite useful for migration tools like Alembic for instance.
 see https://bitbucket.org/zzzeek/alembic/issue/151/if-exists-if-not-
 exists-directives

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Ticket URL: <http://www.sqlalchemy.org/trac/ticket/2843#comment:1>
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