Renteria, 36, did not play in 2012. He last appeared in the big leagues with the Reds in 2011, when he hit .251/.306/.348 in 96 games.
The Oakland Athletics have acquired infielder Jed Lowrie and right-hander Fernando Rodriguez from the Houston Astros for first baseman Chris Carter and two minor leaguers.
The World Series champion San Francisco Giants formally announced their $6.5 million, one-year deal with free agent Miguel Tejada on Thursday.
A person familiar with the deal said the World Series champion San Francisco Giants have agreed with free-agent shortstop Miguel Tejada on terms of a one-year contract.
The 31-year-old hit .248 with 24 homers and 85 RBIs in 2010 while playing in 148 games, including 103 at shortstop.
Infielder Juan Uribe is closing in on a three-year deal to leave the Giants for rival Los Angeles Dodgers, two people with knowledge of the situation told The Associated Press on Monday.