More fixes to support Rails 7.2

README.md

@@ -56,7 +56,7 @@ adapters are available:
 
 ```yml
 development:
-  adapter: mysql2 # or mysql
+  adapter: mysql2
   database: blog_development
   username: blog
   password: 1234
@@ -80,7 +80,7 @@ or preferably using the *properties:* syntax:
 
 ```yml
 production:
-  adapter: mysql
+  adapter: mysql2
   username: blog
   password: blog
   url: "jdbc:mysql://localhost:3306/blog?profileSQL=true"

lib/arjdbc/abstract/core.rb

@@ -60,7 +60,16 @@ def translate_exception(exception, message:, sql:, binds:)
       # this version of log() automatically fills type_casted_binds from binds if necessary
       def log(sql, name = "SQL", binds = [], type_casted_binds = [], statement_name = nil, async: false)
         if binds.any? && (type_casted_binds.nil? || type_casted_binds.empty?)
-          type_casted_binds = ->{ binds.map(&:value_for_database) } # extract_raw_bind_values
+          type_casted_binds = lambda {
+            # extract_raw_bind_values
+            binds.map do |bind|
+              if bind.respond_to?(:value_for_database)
+                bind.value_for_database
+              else
+                bind
+              end
+            end
+          }
         end
         super
       end

lib/arjdbc/abstract/transaction_support.rb

@@ -26,7 +26,9 @@ def supports_transaction_isolation?
       def begin_db_transaction
         log('BEGIN', 'TRANSACTION') do
           with_raw_connection(allow_retry: true, materialize_transactions: false) do |conn|
-            conn.begin
+            result = conn.begin
+            verified!
+            result
           end
         end
       end

lib/arjdbc/mysql/adapter_hash_config.rb

@@ -7,7 +7,9 @@ def build_connection_config(config)
 
       load_jdbc_driver
 
-      config[:driver] ||= database_driver_name
+      # don't set driver if it's explicitly set to false
+      # allow Java's service discovery mechanism (with connector/j 8.0)
+      config[:driver] ||= database_driver_name if config[:driver] != false
 
       host = (config[:host] ||= "localhost")
       port = (config[:port] ||= 3306)
@@ -40,7 +42,7 @@ def database_driver_name
     def build_properties(config)
       properties = config[:properties] || {}
 
-      properties["zeroDateTimeBehavior"] ||= "CONVERT_TO_NULL"
+      properties["zeroDateTimeBehavior"] ||= default_zero_date_time_behavior(config[:driver])
 
       properties["jdbcCompliantTruncation"] ||= false
 
@@ -88,6 +90,14 @@ def build_properties(config)
       properties
     end
 
+    def default_zero_date_time_behavior(driver)
+      return "CONVERT_TO_NULL" if driver == false
+
+      return "CONVERT_TO_NULL" if driver.start_with?("com.mysql.cj.")
+
+      "convertToNull"
+    end
+
     # See https://dev.mysql.com/doc/connector-j/5.1/en/connector-j-reference-charsets.html
     # to charset-name (characterEncoding=...)
     def convert_mysql_encoding(config)

lib/arjdbc/postgresql/adapter.rb

@@ -345,7 +345,7 @@ def enum_types
           type.typname AS name,
           type.OID AS oid,
           n.nspname AS schema,
-          string_agg(enum.enumlabel, ',' ORDER BY enum.enumsortorder) AS value
+          array_agg(enum.enumlabel ORDER BY enum.enumsortorder) AS value
         FROM pg_enum AS enum
         JOIN pg_type AS type ON (type.oid = enum.enumtypid)
         JOIN pg_namespace n ON type.typnamespace = n.oid
@@ -842,6 +842,15 @@ class PostgreSQLAdapter < AbstractAdapter
     # setting, you should immediately run <tt>bin/rails db:migrate</tt> to update the types in your schema.rb.
     class_attribute :datetime_type, default: :timestamp
 
+    ##
+    # :singleton-method:
+    # Toggles automatic decoding of date columns.
+    #
+    #   ActiveRecord::ConnectionAdapters::PostgreSQLAdapter.select_value("select '2024-01-01'::date").class #=> String
+    #   ActiveRecord::ConnectionAdapters::PostgreSQLAdapter.decode_dates = true
+    #   ActiveRecord::ConnectionAdapters::PostgreSQLAdapter.select_value("select '2024-01-01'::date").class #=> Date
+    class_attribute :decode_dates, default: false
+
     # Try to use as much of the built in postgres logic as possible
     # maybe someday we can extend the actual adapter
     include ActiveRecord::ConnectionAdapters::PostgreSQL::ReferentialIntegrity
@@ -855,9 +864,12 @@ class PostgreSQLAdapter < AbstractAdapter
     include ArJdbc::Abstract::DatabaseStatements
     include ArJdbc::Abstract::StatementCache
     include ArJdbc::Abstract::TransactionSupport
-    include ArJdbc::PostgreSQL
     include ArJdbc::PostgreSQLConfig
 
+    # NOTE: after AR refactor quote_column_name became class and instance method
+    include ArJdbc::PostgreSQL
+    extend ArJdbc::PostgreSQL
+
     require 'arjdbc/postgresql/oid_types'
     include ::ArJdbc::PostgreSQL::OIDTypes
     include ::ArJdbc::PostgreSQL::DatabaseStatements

lib/arjdbc/postgresql/adapter_hash_config.rb

@@ -13,7 +13,13 @@ def build_connection_config(config)
       port = (config[:port] ||= ENV["PGPORT"] || 5432)
       database = config[:database] || config[:dbname] || ENV["PGDATABASE"]
 
-      config[:url] ||= "jdbc:postgresql://#{host}:#{port}/#{database}"
+      app = config[:application_name] || config[:appname] || config[:application]
+
+      config[:url] ||= if app
+                         "jdbc:postgresql://#{host}:#{port}/#{database}?ApplicationName=#{app}"
+                       else
+                         "jdbc:postgresql://#{host}:#{port}/#{database}"
+                       end
 
       config[:url] << config[:pg_params] if config[:pg_params]