Sha256: bc64069f0a3985acb4cf6852ab4b78f972e28af36486190253fa62b26db9ac8c
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Size: 852 Bytes
Versions: 22
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Contents
module ActiveRecord
module ConnectionAdapters
class SQLite3Adapter
def join_to_update(update, select, key)
if key.is_a?(::CompositePrimaryKeys::CompositeKeys)
subselect = subquery_for(key, select)
subselect_aliased = Arel::Nodes::TableAlias.new(subselect, 'cpk_inner')
cpk_subselect = Arel::SelectManager.new(subselect_aliased)
cpk_subselect.project('*')
key.each do |a_key|
where_expr = subselect_aliased[a_key.name].eq(update.ast.relation[a_key.name])
cpk_subselect.where(where_expr)
end
where_clause = Arel::Nodes::SqlLiteral.new("EXISTS (#{cpk_subselect.to_sql})")
update.where(where_clause)
else
super
end
end
alias join_to_delete join_to_update
end
end
end
Version data entries
22 entries across 22 versions & 1 rubygems