Performance Measurement of Keyword Search Systems

In past few years many relational keyword system have been proposed. But the problem with them is that most of the system are defective or they do not give the exact search results. In this paper we are measuring the performance of all the keyword search systems, doing this will help to choose the correct keyword search system. The analysis of each and every system will be done. In this paper we will also seek the relationship between time needed for execution and factors changed in previous performances. Our analysis indicates that previous factors have less influence on performance.