Index: clang/docs/JSONCompilationDatabase.rst
===================================================================
--- clang/docs/JSONCompilationDatabase.rst
+++ clang/docs/JSONCompilationDatabase.rst
@@ -57,6 +57,7 @@
 
     [
       { "directory": "/home/user/llvm/build",
+        "compiler_arguments": "-Irelative -DSOMEDEF=\"With spaces, quotes and \\-es.\" -c -o file.o file.cc",
         "command": "/usr/bin/clang++ -Irelative -DSOMEDEF=\"With spaces, quotes and \\-es.\" -c -o file.o file.cc",
         "file": "file.cc" },
       ...
@@ -72,6 +73,7 @@
    compilation database. There can be multiple command objects for the
    same file, for example if the same source file is compiled with
    different configurations.
+-  **compiler_arguments:** (Optional) The compiler arguments.
 -  **command:** The compile command executed. After JSON unescaping,
    this must be a valid command to rerun the exact compilation step for
    the translation unit in the environment the build system uses.