Simulating MySQL's group_concat aggregate fun Simulating MySQL's group_concat aggregate function in SQLite3 - You can simulate the MySQL group_concat aggregate function using the SQLite/Ruby create_aggregate method
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How to get the underlying database connection out How to get the underlying database connection out of ActiveRecord::Base - you want to get at the underlying database connection object, e.g. so you can do something like create_function or create_aggregate
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