[GAC-45] Initial Version of FlightSQL Readme

cpp/src/flightsql_odbc/flightsql-odbc/README.md

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+# FligthSQL ODBC Driver
+
+## Overview 
+
+ODBC driver for Apache Arrow Flight SQL.
+
+## License
+
+This project is licensed under the Apache-2.0 License.
+
+## Pre-requisites 
+1. Visual Studio 2022 needs to be installed.
+  - Latest version is recommended
+2. Install VCPKG and set `VCPKG_ROOT`.
+  - Latest version is recommended.
+  - To update go to the VCPKG_ROOT folder and execute `git pull` and  `bootstrap-vcpkg.bat` 
+3. CMAKE version 3.25.1
+
+## Driver Building (Windows)
+
+Open Visual Studio Developer PowerShell or Powershell and run `./build_win32.bat` or `./build_win64.bat` to build the 32-bit and 64-bit driver correspondingly. The .bat file will build and install the dependencies and the driver.
+
+### Build Troubleshoot Guide
+
+| Error | Root Cause | Fix|
+|-------|------------|----|
+| CUSTOMBUILD : CMake error : The source directory "C:/<repo_folder>/build/flight_sql/ApacheArrow-prefix/src/ApacheArrow" does not appear to contain CMakeLists.txt. [C:\Dev\forked-flightsql-odbc\build\flight_sql\ApacheArrow.vcxproj] | current CMAKE version 3.28 has issues in build the project | downgrade to the 3.25 version |
+| error in the `builtin-baseline` at `vcpkg.json` or issues to build and install the dependencies | vcpkg outdated | updated to the latest vcpkg version |
+| vcpkg crashes error | vcpkg was not properly updated | make sure to execute `bootstrap-vcpkg.bat` in the `VCPKG_ROOT` |