Hi to all!
I am a student in Computer Science, and in Databases' Technology
course I must to write
a report on physical structures of DBMS's. I choosed PostgreSQL; I
looked the sources, and
I have understood the block structure. And relations? And databases?
How are structured?
Thanks!!!!!!!
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TIP 9: In versions below 8.0, the planner will ignore your desire to
choose an index scan if your joining column's datatypes do not
match
