diff --git a/db/README.md b/db/README.md
index 297b9fd2d..a082a5c44 100644
--- a/db/README.md
+++ b/db/README.md
@@ -47,18 +47,19 @@ Below are the steps to submit a schema change:
     following the existing scripts in that folder. Note the double underscore in
     the naming pattern.
 
-4.  Run `./nom_build :nom:generate_golden_file`.  This is a pseudo-task
+4.  Run `./nom_build :nom:generate_golden_file`. This is a pseudo-task
     implemented in the `nom_build` script that does the following:
+
     -   Runs the `:db:test` task from the Gradle root project. The SchemaTest
         will fail because the new schema does not match the golden file.
 
-    -   Copies `db/build/resources/test/testcontainer/mount/dump.txt` to the golden
-        file `db/src/main/resources/sql/schema/nomulus.golden.sql`.
+    -   Copies `db/build/resources/test/testcontainer/mount/dump.txt` to the
+        golden file `db/src/main/resources/sql/schema/nomulus.golden.sql`.
 
     -   Re-runs the `:db:test` task. This time all tests should pass.
 
-    You'll want to have a look at the diffs in the golden schema to verify
-    that all changes are intentional.
+    You'll want to have a look at the diffs in the golden schema to verify that
+    all changes are intentional.
 
 Relevant files (under db/src/main/resources/sql/schema/):
 
@@ -102,6 +103,13 @@ gcloud builds submit --config=release/cloudbuild-schema-deploy.yaml \
 ./nom_build :db:flywayInfo --dbServer=${SQL_ENV}
 ```
 
+To test unsubmitted schema changes in the alpha or crash environments, use the
+following command to deploy the local schema,
+
+```shell
+./nom_build :db:flywayMigrate --dbServer=[alpha|crash] --environment=[alpha|crash]
+```
+
 #### Glass Breaking
 
 If you need to deploy a schema off-cycle, try making a release first, then
diff --git a/db/build.gradle b/db/build.gradle
index aef61925f..04705c801 100644
--- a/db/build.gradle
+++ b/db/build.gradle
@@ -29,8 +29,8 @@ ext {
   def dbServer = findProperty(dbServerProperty).toString().toLowerCase()
   def dbName = findProperty(dbNameProperty)
 
-  isCloudSql = {
-    return allDbEnv.contains(dbServer)
+  isRestricted = {
+    return restrictedDbEnv.contains(dbServer)
   }
 
   getAccessInfoByHostPort = { hostAndPort ->
@@ -169,8 +169,8 @@ dependencies {
 flywayInfo.dependsOn('buildNeeded')
 flywayValidate.dependsOn('buildNeeded')
 
-if (ext.isCloudSql()) {
-  // Disable dangerous Flyway tasks. Only allow info and validate.
+if (ext.isRestricted()) {
+  // Disable dangerous Flyway tasks in sandbox and production. Only allow info and validate.
   tasks.findAll { task -> task.group.equals('Flyway')}.each {
     if (it.name == 'flywayMigrate') {
       it.doFirst {