SimilarityRank
PostgreSQL 0.898 39611
MongoDB 0.823 52765
PHP 0.818 6829
SQL 0.813 13022
SQL_Server 0.804 23796
SQLite 0.797 90513
mysql 0.770 64202
Drupal 0.761 14362
Ruby_on_Rails 0.740 78076
Perl 0.733 14697
SQL_Server_[number] 0.732 66332
Hadoop 0.725 32485
database_server 0.724 72876
Magento 0.715 46920
WordPress 0.708 8365
NoSQL 0.708 92921
store_procedure 0.708 80393
Joomla 0.706 31674
Asp_. 0.703 17682
LDAP 0.698 60201
JSON 0.698 32713
jQuery 0.696 25387
Hibernate 0.693 94436
Oracle 0.692 8538
relational_database 0.690 63461