Potassium-tantalate-niobate (KTN) is an archetypal ferroelectric alloy whose atomic structure and phase transition mechanism have been debated for decades. The key to resolving this debate lies in ...

Abstract: A new method for SQL query implementation in a parallel execution environment Apache Spark in a package mode was developed on the basis of Bloom Filter Cascade Application (BFCA). It ...

Millions of users work with SQL to keep the gears of their business turning. In an era marked by relentless digital transformation, the proliferation of AI workloads, and tightening regulatory demands ...

from sqlglot import parse_one sql='''SELECT 1 FROM ( SELECT 1 ) AS t1( c ), (SELECT (SELECT 1 FROM (FROM ( SELECT 1 ) AS t2( c ), (SELECT t2.c AS c0, t1.c AS c1 ...

2H-NbO2, created by ion extraction from LiNbO2, combines 2D flexibility with correlated states like superconductivity, enabling future quantum devices. However, despite significant progress in 2D ...

The past few decades have seen tremendous progress in the study of quantum materials with strongly correlated electrons, both in theory and in experiment. At the same time, many important challenges ...

Correlated scalar subquery that uses count (x) aggregation is evaluated the same as count (1) and produces wrong results when 'x' has null values.

Abstract: With the prevalence of short texts in various forms such as news headlines, tweets, and reviews, short text analysis has gained significant interest in recent times. However, modeling short ...