Posts by Ronaldo Melo • 63 points
2 posts
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		3 votes1 answer99 viewsQ: Error changing table in Postgresql. How do I change the type of an int column to the timestamp type?I’m studying the Postgresql comic book for a recent book I acquired. When trying to change a tebela based on the command I learned in the book an error occurred, I used exactly the same command… 
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		3 votes1 answer776 viewsQ: When and where to use the terms: time complexity, space complexity?I’m using the book Data Structures: Algorithms, Complexity Analysis and Implementations in JAVA and C/C++ as it helps with practical implementation examples. In chapter 1 there is the following…