Rifqi Hammad, Azriel Christian Nurcahyo, Ahmad Zuli Amrullah, Pahrul Irfan and Kurniadin Abd. Latif 2021. Optimization of data integration using schema matching of linguistic-based and constraint-based in the university database. Matrix : Jurnal Manajemen Teknologi dan Informatika. 11, 3 (Nov. 2021), 119–129. DOI:https://doi.org/10.31940/matrix.v11i3.119-129.