Sinhgad Technical Education Society (STES)
Now-a-days most knowledge seekers are searching data through internet. This information is stored in the text databases or document databases, which consists of large collection of documents from various sources, such as news articles, research papers, books, digital libraries, e-mail messages and web pages. Text databases are rapidly growing due to increasing amount of information in each sector. Data stored in text databases are semi-structured data in that they are neither completely unstructured nor completely structured.