Usage of the open-source MySQL database is set to decline if Oracle succeeds in buying the software’s owner, Sun Microsystems, according to new data released by analyst firm The 451 Group on Friday.

Oracle (ORCL) is undervalued after a sharp sell-off, says KeyBanc, citing sum-of-the-parts upside from core apps/database and OCI.

Oracle ORCL released its fiscal first-quarter earnings report on Sept. 11 after the close of trading, and investors responded by pushing its stock down by a double-digit percentage. Here’s Morningstar ...