class Sequel::Mysql2::Database
Attributes
convert_tinyint_to_bool[RW]
Whether to convert tinyint columns to bool for this database
Public Instance Methods
connect(server)
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Connect to the database. In addition to the usual database options, the following options have effect:
- :auto_is_null
-
Set to true to use
MySQL
default behavior of having a filter for an autoincrement column equals NULL to return the last inserted row. - :charset
-
Same as :encoding (:encoding takes precendence)
- :encoding
-
Set all the related character sets for this connection (connection, client, database, server, and results).
The options hash is also passed to mysql2, and can include mysql2 options such as :local_infile.
# File lib/sequel/adapters/mysql2.rb 37 def connect(server) 38 opts = server_opts(server) 39 opts[:username] ||= opts.delete(:user) 40 opts[:flags] ||= 0 41 opts[:flags] |= ::Mysql2::Client::FOUND_ROWS if ::Mysql2::Client.const_defined?(:FOUND_ROWS) 42 opts[:encoding] ||= opts[:charset] 43 conn = ::Mysql2::Client.new(opts) 44 conn.query_options.merge!(:symbolize_keys=>true, :cache_rows=>false) 45 46 if NativePreparedStatements 47 conn.instance_variable_set(:@sequel_default_query_options, conn.query_options.dup) 48 end 49 50 sqls = mysql_connection_setting_sqls 51 52 # Set encoding a slightly different way after connecting, 53 # in case the READ_DEFAULT_GROUP overrode the provided encoding. 54 # Doesn't work across implicit reconnects, but Sequel doesn't turn on 55 # that feature. 56 if encoding = opts[:encoding] 57 sqls.unshift("SET NAMES #{conn.escape(encoding.to_s)}") 58 end 59 60 sqls.each{|sql| log_connection_yield(sql, conn){conn.query(sql)}} 61 62 add_prepared_statements_cache(conn) 63 conn 64 end
execute_dui(sql, opts=OPTS)
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# File lib/sequel/adapters/mysql2.rb 66 def execute_dui(sql, opts=OPTS) 67 execute(sql, opts){|c| return c.affected_rows} 68 end
execute_insert(sql, opts=OPTS)
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# File lib/sequel/adapters/mysql2.rb 70 def execute_insert(sql, opts=OPTS) 71 execute(sql, opts){|c| return c.last_id} 72 end
freeze()
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Calls superclass method
Sequel::MySQL::DatabaseMethods#freeze
# File lib/sequel/adapters/mysql2.rb 74 def freeze 75 server_version 76 super 77 end
server_version(_server=nil)
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Return the version of the MySQL
server to which we are connecting.
Calls superclass method
Sequel::MySQL::DatabaseMethods#server_version
# File lib/sequel/adapters/mysql2.rb 80 def server_version(_server=nil) 81 @server_version ||= super() 82 end