qrealka / external_sort

Simple external sort huge file

External Sort

Simple implementation of external sort huge text file. String delimiter is CR or CRLF symbol

Compilers:

• VisualStudio 2010+
• MinGW 3.2 (gcc 4.8.1)
• Linux GCC 4.8.1+

Build instructions

1. mkdir build && cd build
2. cmake .. or cmake -G"Visual Studio " ..
3. use generated files

Debug hints

You can debug this algo on small files too by using define DEBUG_MERGE. For example:

1. Generate a test file with lines of 6 characters long
2. Rebuild project with define 'DEBUG_MERGE=6' (make -DDEBUG_MERGE=6)
3. Start debug