Sha256: ee9fb41933459e6439646f57bcb664e47594d8b82760e67cfb6668b851b4ccfb
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Size: 588 Bytes
Versions: 19
Compression:
Stored size: 588 Bytes
Contents
module ActiveRecord
module ConnectionAdapters
class MysqlAdapter < AbstractAdapter
alias_method :orig_pk_and_sequence_for, :pk_and_sequence_for
# mysql accepts varchar as a primary key but most others do not.
# only say that a field is a primary key if mysql says so
# and the field is a kind of integer
def pk_and_sequence_for(table)
keys = []
execute("describe #{quote_table_name(table)}").each_hash do |h|
keys << h["Field"] if h["Key"] == "PRI" and !(h["Type"] =~ /int/).nil?
end
keys.length == 1 ? [keys.first, nil] : nil
end
end
end
end
Version data entries
19 entries across 19 versions & 3 rubygems