Fix: Use proper reader for long file lines #739

	name: pr-validation

	on:
	pull_request:
	branches:
	- main

	jobs:
	build:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v2
	- name: Setup go
	uses: actions/setup-go@v2
	with:
	go-version: '1.18'
	- name: Run tests against Linux SQL
	run: \|
	go version
	cd cmd/sqlcmd
	go get -d
	go build .
	export SQLCMDPASSWORD=$(date +%s\|sha256sum\|base64\|head -c 32)
	export SQLCMDUSER=sa
	docker run -m 2GB -e ACCEPT_EULA=1 -d --name sql2017 -p:1433:1433 -e SA_PASSWORD=$SQLCMDPASSWORD mcr.microsoft.com/mssql/server:2017-latest
	cd ../..
	go test -v ./...

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