14) Consider the following 2 tables in Database: Investor and Positions with respective columns. Investor InvestorID InvestorName Country *Assume there is a primary key on InvestorID Positions StockSymbol InvestorID ReportingDate Qty *Assume there is a primary key on StockSymbol, InvestorID, Reportingdate Positions means Stock holdings. Write a queries to a) Find all investors that have positions in more than one stocks on any reporting date. b) Output investors with their positions (they have ever had) and respective dates when they acquired those positions c) Investors that never had a position
14) Consider the following 2 tables in Database: Investor and Positions with respective columns. Investor InvestorID InvestorName Country *Assume there is a primary key on InvestorID Positions StockSymbol InvestorID ReportingDate Qty *Assume there is a primary key on StockSymbol, InvestorID, Reportingdate Positions means Stock holdings. Write a queries to a) Find all investors that have positions in more than one stocks on any reporting date. b) Output investors with their positions (they have ever had) and respective dates when they acquired those positions c) Investors that never had a position
Chapter6: Investing And Financing Activities
Section: Chapter Questions
Problem 3.3C
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Question
Transcribed Image Text:14) Consider the following 2 tables in Database: Investor and
Positions with respective columns.
Investor
InvestorID InvestorName Country
*Assume there is a primary key on InvestorID
Positions
StockSymbol InvestorID ReportingDate Qty
*Assume there is a primary key on StockSymbol,
InvestorID, Reportingdate
Positions means Stock holdings.
Write a queries to
a) Find all investors that have positions in more than one
stocks on any reporting date.
b) Output investors with their positions (they have ever
had) and respective dates when they acquired those
positions
c) Investors that never had a position
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