ADD rails log

app/controllers/concerns/ci/db_connectable.rb

@@ -24,14 +24,17 @@ module Ci::DbConnectable
   end
 
   def auto_create_database!(connection, database)
-    connection.execute("CREATE DATABASE #{database}")
+    Rails.logger.info "[CI::DbConnectable] auto_create_database's connection: #{connection}"
+    connection.execute("CREATE DATABASE IF NOT EXISTS #{database}")
   end
 
   def auto_create_table_structure!(connection)
+    Rails.logger.info "[CI::DbConnectable] auto_create_table_structure's connection: #{connection}"
     # Ci::Schema.execute(username, password, port, host, database)
     # con_result = @connection.execute(Ci::Schema.statement)
 
     Ci::Schema.statement.split(';').map(&:strip).each do |sql|
+      Rails.logger.info "[CI::DbConnectable] auto_create_table_structure's sql: #{sql}"
       con_result = connection.execute(sql)
       Rails.logger.info "=============> ci create tabels result: #{con_result}"
     end