FIX delete nil or empty string from sqls arrary

app/controllers/concerns/ci/db_connectable.rb

@@ -33,7 +33,8 @@ module Ci::DbConnectable
     # Ci::Schema.execute(username, password, port, host, database)
     # con_result = @connection.execute(Ci::Schema.statement)
 
-    Ci::Schema.statement.split(';').map(&:strip).each do |sql|
+    sqls = Ci::Schema.statement.split(';').map(&:strip).reject { |e| e.to_s.empty? }
+    sqls.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}"