If you freeze bacon, then thaw it out after it's expiration date, how long is it good for?
up vote 3 down vote. A .o object file file (also .obj on Windows) contains compiled object code (that is, machine code produced by your C or C++ compiler), together with the names of the functions and other objects the file contains. Object files are processed by the linker to produce the final executable.
SQL Server Transaction Log File (LDF/.ldf) Overview â LDF File Extension in SQL Server. A log file or LDF(Log Database File) is a database file of Microsoft SQL Server, which stores all the transaction logs/events, which executes on the database. The main purpose of using log file in SQL Server is to rollback the database in case of data loss.