More path changes

appveyor.yml

@@ -2,6 +2,7 @@ image: Visual Studio 2017
 
 init:
 - git config --global core.autocrlf input
+- ps: $env:Path += ";C:\Program Files\PostgreSQL\9.6\bin\"
 
 skip_branch_with_pr: true
 skip_tags: true
@@ -25,10 +26,8 @@ nuget:
   disable_publish_on_pr: true
 
 build_script:
-- ps: >-
-    PATH=C:\Program Files\PostgreSQL\9.6\bin\;C:\Program Files\MySql\MySQL Server 5.7;%PATH%
-    createdb test
-    .\build.ps1 -BuildNumber "$env:APPVEYOR_BUILD_NUMBER" -Version "$env:APPVEYOR_REPO_TAG_NAME" -PullRequestNumber "$env:APPVEYOR_PULL_REQUEST_NUMBER" -CreatePackages $true
+  - ps: .\build.ps1 -BuildNumber "$env:APPVEYOR_BUILD_NUMBER" -Version "$env:APPVEYOR_REPO_TAG_NAME" -PullRequestNumber "$env:APPVEYOR_PULL_REQUEST_NUMBER" -CreatePackages $true
+
 test: off
 artifacts:
 - path: .\.nupkgs\*.nupkg