Move setting PGPASSWORD to %env

Author: yujiyokoo

languages/python/jupyter_notebook/CipherStash-Getting-Started.ipynb

@@ -12,13 +12,17 @@
     "## Prerequisites\n",
     "\n",
     "You must have:\n",
+    "* [PostgreSQL](https://www.postgresql.org/)\n",
     "* [Python 3](https://www.python.org/)\n",
     "* [Jupyter Notebook](https://jupyter.org/install)\n",
     "* [Docker](https://docs.docker.com/get-started/get-docker/)\n",
     "* [Docker compose](https://docs.docker.com/compose/install/)\n",
     "* [curl](https://curl.se)\n",
     "* [CipherStash account](https://cipherstash.com/signup)\n",
-    "* [CipherStash CLI](https://github.com/cipherstash/cli-releases/releases/latest)"
+    "* [CipherStash CLI](https://github.com/cipherstash/cli-releases/releases/latest)\n",
+    "\n",
+    "> Please note that on MS Windows' PowerShell, there is a built-in alias `curl` which is different from [curl listed above](https://curl.se).\n",
+    "A simple way around this is to start Jupyter Notebook from cmd.exe instead of PowerShell."
    ]
   },
   {
@@ -318,7 +322,8 @@
    "metadata": {},
    "outputs": [],
    "source": [
-    "! curl https://github.com/cipherstash/encrypt-query-language/releases/latest/download/cipherstash-eql.sql | PGPASSWORD=postgres psql -h localhost -p 5432 -U postgres cipherstash_getting_started"
+    "%env PGPASSWORD=postgres\n",
+    "! curl https://github.com/cipherstash/encrypt-query-language/releases/latest/download/cipherstash-eql.sql | psql -h localhost -p 5432 -U postgres cipherstash_getting_started"
    ]
   },
   {
@@ -336,7 +341,8 @@
    "metadata": {},
    "outputs": [],
    "source": [
-    "! PGPASSWORD=postgres psql -h localhost -p 5432 -U postgres cipherstash_getting_started < application_types.sql # should output messages like `CREATE DOMAIN`"
+    "%env PGPASSWORD=postgres \n",
+    "! psql -h localhost -p 5432 -U postgres cipherstash_getting_started < application_types.sql"
    ]
   },
   {
@@ -354,7 +360,8 @@
    "metadata": {},
    "outputs": [],
    "source": [
-    "! PGPASSWORD=postgres psql -h localhost -p 5432 -U postgres cipherstash_getting_started < create_examples_table.sql"
+    "%env PGPASSWORD=postgres\n",
+    "! psql -h localhost -p 5432 -U postgres cipherstash_getting_started < create_examples_table.sql"
    ]
   },
   {
@@ -538,7 +545,8 @@
    "outputs": [],
    "source": [
     "# From CipherStash Proxy; you should see plaintext JSONB\n",
-    "!printf '\\\\x \\n select * from examples limit 1;' | PGPASSWORD=postgres psql -h localhost -p 6432 -U postgres cipherstash_getting_started"
+    "%env PGPASSWORD=postgres\n",
+    "!printf '\\\\x \\n select * from examples limit 1;' | psql -h localhost -p 6432 -U postgres cipherstash_getting_started"
    ]
   },
   {
@@ -557,7 +565,8 @@
    "outputs": [],
    "source": [
     "# From PostgreSQL; you should see JSONB with encrypted values\n",
-    "!printf '\\\\x \\n select * from examples limit 1;' | PGPASSWORD=postgres psql -h localhost -p 5432 -U postgres cipherstash_getting_started"
+    "%env PGPASSWORD=postgres\n",
+    "!printf '\\\\x \\n select * from examples limit 1;' | psql -h localhost -p 5432 -U postgres cipherstash_getting_started"
    ]
   },
   {