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Dev add indexes #2

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9 changes: 9 additions & 0 deletions indexes/indexCreation.sql
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-- Foreign Key Indexes on BookID and BorrowerID:
-- These indexes improve join performance with the Books and Borrowers tables.
CREATE INDEX idx_loans_bookid ON Loans(BookID);
CREATE INDEX idx_loans_borrowerid ON Loans(BorrowerID);
-- Index on Date Borrowed and Date Returned: Useful for queries sorting or filtering by these dates.
CREATE INDEX idx_loans_dateborrowed ON Loans(DateBorrowed);
CREATE INDEX idx_loans_datereturned ON Loans(DateReturned);
Comment on lines +6 to +7
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@R-abodyak R-abodyak Apr 24, 2024 •
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looks good to me , if you have queries that use both DateBorrowed,DateReturned
you may want to create Multicolumn indexes
As MySQL will only ever use one index per table per query.

-- Index on Email: Improves performance for checking the existence of an email during new borrower registration.
CREATE INDEX idx_borrowers_email ON Borrowers(Email);