I have changed the connection string.. and here it is
jdbc_connection_string => "Provider=SQLOLEDB.1;Integrated Security=SSPI;Persist Security Info=False;Initial Catalog=Dell"
Error: bad URI(is not URI?): Provider=SQLOLEDB.1;Integrated Security=SSPI;Persist Security Info=true;Initial Catalog=Dell
Exception: URI::InvalidURIError
Stack: uri:classloader:/META-INF/jruby.home/lib/ruby/stdlib/uri/rfc3986_parser.rb:67:in split' uri:classloader:/META-INF/jruby.home/lib/ruby/stdlib/uri/rfc3986_parser.rb:73:in parse'
uri:classloader:/META-INF/jruby.home/lib/ruby/stdlib/uri/common.rb:237:in parse' C:/elastic_stack/logstash-7.8.1/vendor/bundle/jruby/2.5.0/gems/sequel-5.34.0/lib/sequel/database/connecting.rb:34:in connect'
C:/elastic_stack/logstash-7.8.1/vendor/bundle/jruby/2.5.0/gems/sequel-5.34.0/lib/sequel/core.rb:125:in connect' C:/elastic_stack/logstash-7.8.1/vendor/bundle/jruby/2.5.0/gems/logstash-integration-jdbc-5.0.5/lib/logstash/plugin_mixins/jdbc/jdbc.rb:114:in block in jdbc_connect'
org/jruby/RubyKernel.java:1442:in loop' C:/elastic_stack/logstash-7.8.1/vendor/bundle/jruby/2.5.0/gems/logstash-integration-jdbc-5.0.5/lib/logstash/plugin_mixins/jdbc/jdbc.rb:111:in jdbc_connect'
C:/elastic_stack/logstash-7.8.1/vendor/bundle/jruby/2.5.0/gems/logstash-integration-jdbc-5.0.5/lib/logstash/plugin_mixins/jdbc/jdbc.rb:139:in open_jdbc_connection' C:/elastic_stack/logstash-7.8.1/vendor/bundle/jruby/2.5.0/gems/logstash-integration-jdbc-5.0.5/lib/logstash/plugin_mixins/jdbc/jdbc.rb:197:in execute_statement'
C:/elastic_stack/logstash-7.8.1/vendor/bundle/jruby/2.5.0/gems/logstash-integration-jdbc-5.0.5/lib/logstash/inputs/jdbc.rb:316:in execute_query' C:/elastic_stack/logstash-7.8.1/vendor/bundle/jruby/2.5.0/gems/logstash-integration-jdbc-5.0.5/lib/logstash/inputs/jdbc.rb:284:in run'
C:/elastic_stack/logstash-7.8.1/logstash-core/lib/logstash/java_pipeline.rb:374:in inputworker' C:/elastic_stack/logstash-7.8.1/logstash-core/lib/logstash/java_pipeline.rb:365:in block in start_input'