More detailed History (cont. 1980s: Research relational prototypes evolve into commercial systems SQL becomes industrial standard Parallel and distributed database systems Object-oriented database systems ■1990s: Large decision support and data-mining applications Large multi-terabyte data warehouses Emergence of Web commerce Early 2000s: XML and XQuery standards Automated database administration Later 2000s: ■( Giant data storage systems ■？？？More detailed History (cont.) „ 1980s: „ Research relational prototypes evolve into commercial systems • SQL becomes industrial standard „ Parallel and distributed database systems „ Object-oriented database systems „ 1990s: „ Large decision support and data-mining applications „ Large multi-terabyte data warehouses „ Emergence of Web commerce „ Early 2000s: „ XML and XQuery standards „ Automated database administration „ Later 2000s: „ Giant data storage systems „ ???