Document Rails 7.2+ migrations_paths requirement

README.md

@@ -31,6 +31,7 @@ default: &default
   ssl: true # optional for using ssl connection
   debug: true # use for showing in to log technical information
   migrations_paths: db/clickhouse # optional, default: db/migrate_clickhouse
+  # Note: For Rails 7.2+, migrations_paths must be explicitly specified in database.yml
   cluster_name: 'cluster_name' # optional for creating tables in cluster 
   replica_name: '{replica}' # replica macros name, optional for creating replicated tables
   read_timeout: 300 # change network timeouts, by default 60 seconds
@@ -63,6 +64,15 @@ development:
   database: database
 ```
 
+**Important for Rails 7.2+**: In Rails 7.2 and later, you must explicitly specify `migrations_paths` in your `database.yml` configuration:
+
+```yml
+development:
+  adapter: clickhouse
+  database: database
+  migrations_paths: db/migrate_clickhouse  # Required for Rails 7.2+
+```
+
 Your model example:
 
 ```ruby

lib/active_record/connection_adapters/clickhouse_adapter.rb

@@ -169,6 +169,9 @@ def exec_rollback_to_savepoint(name)
       def release_savepoint(name)
       end
 
+      # @deprecated In Rails 7.2+, migrations_paths is read from db_config, not from adapter method.
+      # For Rails 7.2+, you must specify migrations_paths in database.yml configuration.
+      # This method is kept for backward compatibility only.
       def migrations_paths
         @config[:migrations_paths] || 'db/migrate_clickhouse'
       end