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Description: Ruby on Rails
Homepage: http://rubyonrails.org
Clone URL: git://github.com/rails/rails.git 
Use DECIMAL instead of INTEGER when casting as mysql doesn't work with just 
"INTEGER" and other databases don't like "UNSIGNED" which mysql requires

And don't mask exceptions.

Signed-off-by: Jeremy Kemper <jeremy@bitsweat.net>
Tarmo Tänav (author)
Mon Aug 25 23:14:12 -0700 2008
jeremy (committer)
Mon Aug 25 23:23:34 -0700 2008
commit  77b003fb615a1a0b197af9fbb9066622bf489b57
tree    bdef1e65031ff67d7d83147fdd95c69d54932e37
parent  3d2ac918b987ef0cff34f6a7fdd20926b7a9e5d9
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activerecord/lib/active_record/migration.rb 
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@@ -407,9 +407,14 @@ module ActiveRecord
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       end
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       def current_version
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-        Base.connection.select_value(
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-          "SELECT MAX(CAST(version AS integer)) FROM #{schema_migrations_table_name}"
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-        ).to_i rescue 0
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+        sm_table = schema_migrations_table_name
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+        if Base.connection.table_exists?(sm_table)
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+          Base.connection.select_value(
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+            "SELECT MAX(CAST(version AS DECIMAL)) FROM #{sm_table}"
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+          ).to_i
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+        else
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+          0
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+        end
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       end
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       def proper_table_name(name)

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