fast flow of work by implementing continuous delivery i. Create the foundation of our deployment pipeline ii. Enabling fast & reliable automated testing iii. Enabling & practicing continuous integration objectives of QA & Operations to improve outcomes 2. Ch. 9 – Create the Foundations of Our Deployment Pipeline a. Enterprise Data Warehouse program by Em Campbell-Pretty - $200M, All streams of work were significantly Environments can be more production-like in a consistent and repeatable wayiii. Building a deployment pipeline 1. Commit stage – build & package software, runs automated unit tests, and code quality (static

default type for an integer literal depends on whether the target system has a 32-bit architecture or a 64-bit architecture: # 32-bit system: julia> typeof(1) Int32 # 64-bit system: julia> typeof(1) printed: hello | sort. How, then, does one construct a pipeline? Instead of using '|' inside of backticks, one uses pipeline: julia> run(pipeline(`echo hello`, `sort`)); hello This pipes the output there's only one line to sort, but we can certainly do much more interesting things: julia> run(pipeline(`cut -d: -f3 /etc/passwd`, `sort -n`, `tail -n5`)) 210 211 212CHAPTER 27. RUNNING EXTERNAL PROGRAMS

default type for an integer literal depends on whether the target system has a 32-bit architecture or a 64-bit architecture: # 32-bit system: julia> typeof(1) Int32 # 64-bit system: julia> typeof(1) printed: hello | sort. How, then, does one construct a pipeline? Instead of using '|' inside of backticks, one uses pipeline: julia> run(pipeline(`echo hello`, `sort`)); hello This pipes the output there's only one line to sort, but we can certainly do much more interesting things: julia> run(pipeline(`cut -d: -f3 /etc/passwd`, `sort -n`, `tail -n5`)) 210 211 212CHAPTER 27. RUNNING EXTERNAL PROGRAMS

default type for an integer literal depends on whether the target system has a 32-bit architecture or a 64-bit architecture: # 32-bit system: julia> typeof(1) Int32 # 64-bit system: julia> typeof(1) printed: hello | sort. How, then, does one construct a pipeline? Instead of using '|' inside of backticks, one uses pipeline: julia> run(pipeline(`echo hello`, `sort`)); hello This pipes the output there's only one line to sort, but we can certainly do much more interesting things: julia> run(pipeline(`cut -d: -f3 /etc/passwd`, `sort -n`, `tail -n5`)) 210 211 212CHAPTER 27. RUNNING EXTERNAL PROGRAMS

default type for an integer literal depends on whether the target system has a 32-bit architecture or a 64-bit architecture: # 32-bit system: julia> typeof(1) Int32 # 64-bit system: julia> typeof(1) How, then, does one construct a pipeline? Instead of using '|' inside of backticks, one uses pipeline:CHAPTER 27. RUNNING EXTERNAL PROGRAMS 365 julia> run(pipeline(`echo hello`, `sort`)); hello This there's only one line to sort, but we can certainly do much more interesting things: julia> run(pipeline(`cut -d: -f3 /etc/passwd`, `sort -n`, `tail -n5`)) 210 211 212 213 214 This prints the highest

default type for an integer literal depends on whether the target system has a 32-bit architecture or a 64-bit architecture: # 32-bit system: julia> typeof(1) Int32 # 64-bit system: julia> typeof(1) How, then, does one construct a pipeline? Instead of using '|' inside of backticks, one uses pipeline:CHAPTER 27. RUNNING EXTERNAL PROGRAMS 366 julia> run(pipeline(`echo hello`, `sort`)); hello This there's only one line to sort, but we can certainly do much more interesting things: julia> run(pipeline(`cut -d: -f3 /etc/passwd`, `sort -n`, `tail -n5`)) 210 211 212 213 214 This prints the highest

default type for an integer literal depends on whether the target system has a 32-bit architecture or a 64-bit architecture: # 32-bit system: julia> typeof(1) Int32 # 64-bit system: julia> typeof(1) How, then, does one construct a pipeline? Instead of using '|' inside of backticks, one uses pipeline:CHAPTER 27. RUNNING EXTERNAL PROGRAMS 365 julia> run(pipeline(`echo hello`, `sort`)); hello This there's only one line to sort, but we can certainly do much more interesting things: julia> run(pipeline(`cut -d: -f3 /etc/passwd`, `sort -n`, `tail -n5`)) 210 211 212 213 214 This prints the highest

default type for an integer literal depends on whether the target system has a 32-bit architecture or a 64-bit architecture: # 32-bit system: julia> typeof(1) Int32 # 64-bit system: julia> typeof(1) How, then, does one construct a pipeline? Instead of using '|' inside of backticks, one uses pipeline:CHAPTER 27. RUNNING EXTERNAL PROGRAMS 365 julia> run(pipeline(`echo hello`, `sort`)); hello This there's only one line to sort, but we can certainly do much more interesting things: julia> run(pipeline(`cut -d: -f3 /etc/passwd`, `sort -n`, `tail -n5`)) 210 211 212 213 214 This prints the highest

default type for an integer literal depends on whether the target system has a 32-bit architecture or a 64-bit architecture: # 32-bit system: julia> typeof(1) Int32 # 64-bit system: julia> typeof(1) How, then, does one construct a pipeline? Instead of using '|' inside of backticks, one uses pipeline:CHAPTER 27. RUNNING EXTERNAL PROGRAMS 365 julia> run(pipeline(`echo hello`, `sort`)); hello This there's only one line to sort, but we can certainly do much more interesting things: julia> run(pipeline(`cut -d: -f3 /etc/passwd`, `sort -n`, `tail -n5`)) 210 211 212 213 214 This prints the highest

default type for an integer literal depends on whether the target system has a 32-bit architecture or a 64-bit architecture: # 32-bit system: julia> typeof(1) Int32 # 64-bit system: julia> typeof(1) printed: hello | sort. How, then, does one construct a pipeline? Instead of using '|' inside of backticks, one uses pipeline: julia> run(pipeline(`echo hello`, `sort`)); hello This pipes the output there's only one line to sort, but we can certainly do much more interesting things: julia> run(pipeline(`cut -d: -f3 /etc/passwd`, `sort -n`, `tail -n5`)) 210 211 212 213 214 This prints the highest