31 lines
1.2 KiB
Ruby
31 lines
1.2 KiB
Ruby
# Make sure that MySQL won't try to use CURRENT_TIMESTAMP when the timestamp
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# column is NOT NULL. See https://gitlab.com/gitlab-org/gitlab-ce/issues/36405
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# And also: https://bugs.mysql.com/bug.php?id=75098
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# This patch was based on:
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# https://github.com/rails/rails/blob/15ef55efb591e5379486ccf53dd3e13f416564f6/activerecord/lib/active_record/connection_adapters/mysql/schema_creation.rb#L34-L36
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if Gitlab::Database.mysql?
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require 'active_record/connection_adapters/abstract/schema_creation'
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module MySQLTimestampFix
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def add_column_options!(sql, options)
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# By default, TIMESTAMP columns are NOT NULL, cannot contain NULL values,
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# and assigning NULL assigns the current timestamp. To permit a TIMESTAMP
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# column to contain NULL, explicitly declare it with the NULL attribute.
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# See http://dev.mysql.com/doc/refman/5.7/en/timestamp-initialization.html
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if sql.end_with?('timestamp') && !options[:primary_key]
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if options[:null] != false
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sql << ' NULL'
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elsif options[:column].default.nil?
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sql << ' DEFAULT 0'
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end
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end
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super
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end
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end
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ActiveRecord::ConnectionAdapters::AbstractAdapter::SchemaCreation
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.prepend(MySQLTimestampFix)
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end
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