50 lines
1.7 KiB
Ruby
50 lines
1.7 KiB
Ruby
if defined?(ActiveRecord::ConnectionAdapters::AbstractAdapter)
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module OpenStreetMap
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module ActiveRecord
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module PostgreSQLAdapter
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def quote_column_name(name)
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Array(name).map { |n| super(n) }.join(", ")
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end
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def add_primary_key(table_name, column_name, _options = {})
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table_name = quote_table_name(table_name)
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column_name = quote_column_name(column_name)
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execute "ALTER TABLE #{table_name} ADD PRIMARY KEY (#{column_name})"
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end
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def remove_primary_key(table_name)
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table_name = quote_table_name(table_name)
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execute "ALTER TABLE #{table_name} DROP PRIMARY KEY"
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end
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def alter_primary_key(table_name, new_columns)
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constraint_name = quote_table_name("#{table_name}_pkey")
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table_name = quote_table_name(table_name)
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new_columns = quote_column_name(new_columns)
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execute "ALTER TABLE #{table_name} DROP CONSTRAINT #{constraint_name}"
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execute "ALTER TABLE #{table_name} ADD PRIMARY KEY (#{new_columns})"
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end
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def create_enumeration(enumeration_name, values)
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execute "CREATE TYPE #{enumeration_name} AS ENUM ('#{values.join '\',\''}')"
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end
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def drop_enumeration(enumeration_name)
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execute "DROP TYPE #{enumeration_name}"
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end
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def rename_enumeration(old_name, new_name)
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old_name = quote_table_name(old_name)
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new_name = quote_table_name(new_name)
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execute "ALTER TYPE #{old_name} RENAME TO #{new_name}"
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end
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end
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end
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end
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ActiveRecord::ConnectionAdapters::PostgreSQLAdapter.prepend(OpenStreetMap::ActiveRecord::PostgreSQLAdapter)
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end
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