<html><head><style type="text/css"><!-- DIV {margin:0px;} --></style></head><body><div style="font-family:times new roman,new york,times,serif;font-size:12pt"><div>Hi all.<br>as i'm newbie to spatial databases, i'm looking for some exercises to work more on spatial sql and its conecepts i.e. spatial functions, operators, etc.<br>is there any online materials?<br>i just found a workshop presented in FOSS4G conference, but it's not enough<br>(unfortunately, postgis book is not available in my region to buy)<br><br>regards<br></div>
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