Abstract: Cost based SQL optimizers remain brittle under real world data and engine diversity; small errors in cardinality or cost estimates can cascade into poor plans. We propose a conceptual ...
Abstract: In database systems, cost estimation for query plans has a variety of uses, including query optimization, resource management, load balancing, query scheduling, performance monitoring, and ...
A trio of U.S. senators, Elizabeth Warren (D-Mass.), Chris Van Hollen (D-Md.) and Richard Blumenthal (D-Conn.), sent a letter to several hyperscalers voicing concerns and demanding answers regarding ...
Not long ago, I met with the CFO of a healthcare REIT that owned dozens of outpatient facilities across several states. They had used the same CPA firm for years. Solid, reputable, but not specialized ...
Below is Validea's guru fundamental report for COSTCO WHOLESALE CORP (COST). Of the 22 guru strategies we follow, COST rates highest using our Patient Investor model based on the published strategy of ...
Why are we asking for donations? Why are we asking for donations? This site is free thanks to our community of supporters. Voluntary donations from readers like you keep our news accessible for ...
A new international study has endorsed artificial floating wetlands as a sustainable and cost-effective solution for improving water quality in rivers, lakes and wastewater systems. Led by scientists ...
If I remove the OR condition inside the parhentesis works. My first thought is to debug the execution and at a certain point the query is "flatten". Not sure why, maybe for index optimization? In the ...
A couple of months ago, I wrote an article on how to use PowerShell to back up a database within SQL Server Express Edition. Even though the technique that I described in that post works, the script ...
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