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Contents
Sequel.require 'adapters/shared/mysql'
module Sequel
module DataObjects
# Database and Dataset instance methods for MySQL specific
# support via DataObjects.
module MySQL
# Database instance methods for MySQL databases accessed via DataObjects.
module DatabaseMethods
extend Sequel::Database::ResetIdentifierMangling
include Sequel::MySQL::DatabaseMethods
private
# The database name for the given database. Need to parse it out
# of the connection string, since the DataObjects does no parsing on the
# given connection string by default.
def database_name
(m = /\/(.*)/.match(URI.parse(uri).path)) && m[1]
end
# Recognize the tinyint(1) column as boolean.
def schema_column_type(db_type)
db_type =~ /\Atinyint\(1\)/ ? :boolean : super
end
# Apply the connectiong setting SQLs for every new connection.
def setup_connection(conn)
mysql_connection_setting_sqls.each{|sql| log_yield(sql){conn.create_command(sql).execute_non_query}}
super
end
end
# Dataset class for MySQL datasets accessed via DataObjects.
class Dataset < DataObjects::Dataset
include Sequel::MySQL::DatasetMethods
APOS = Dataset::APOS
APOS_RE = Dataset::APOS_RE
DOUBLE_APOS = Dataset::DOUBLE_APOS
# The DataObjects MySQL driver uses the number of rows actually modified in the update,
# instead of the number of matched by the filter.
def provides_accurate_rows_matched?
false
end
private
# do_mysql sets NO_BACKSLASH_ESCAPES, so use standard SQL string escaping
def literal_string_append(sql, s)
sql << APOS << s.gsub(APOS_RE, DOUBLE_APOS) << APOS
end
end
end
end
end
Version data entries
15 entries across 15 versions & 1 rubygems