GitHub

OmniSQL - Synthesizing High-quality Text-to-SQL Data at Scale

We present an automatic and scalable text-to-SQL data synthesis framework, illustrated below: Building on SynSQL-2.5M, we introduce OmniSQL, a family of powerful text-to-SQL models available in three ...
IEEE

Control of Redundant Robots Under Hard Joint Constraints: Saturation in the Null Space

Abstract: We present an efficient method for addressing online the inversion of differential task kinematics for redundant manipulators, in the presence of hard limits on joint space motion that can ...
51CTO

MySQL中，IS NULL和IS NOT NULL不会走索引？错！

在MySQL中，查询条件使用 IS NULL 或 IS NOT NULL ，理论上都会走索引。部分不走索引的情况也是因为优化器判断全表扫描的效率要高于使用索引，才导致放弃使用索引，而这与查询条件为 IS NULL 或 IS NOT NULL 本身没有直接关系，只和执行 ...