query: Why is null not in(1,2,3) false
positive_passages.docid: 21297
positive_passages.text: NULL values inside NOT IN clause
negative_passages.docid: 104501
negative_passages.text: How do I enforce null checking?
negative_passages.docid: 94356
negative_passages.text: Addition with NULL values
negative_passages.docid: 145840
negative_passages.text: What does "3>&1 1>&2 2>&3" do in a script?
negative_passages.docid: 64884
negative_passages.text: Why `null >= 0 && null <= 0` but not `null == 0`?
negative_passages.docid: 139486
negative_passages.text: NULL value self comparison in a table
negative_passages.docid: 123797
negative_passages.text: Not equal  != operator on NULL
negative_passages.docid: 68838
negative_passages.text: Why $\sqrt[3]{3}\not\in \mathbb{Q}(\sqrt[3]{2})$?
negative_passages.docid: 127800
negative_passages.text: SQL: Using NULL values vs. default values
negative_passages.docid: 641
negative_passages.text: Which overload will get selected for null in Java?
negative_passages.docid: 119937
negative_passages.text: Why does (0 < 5 < 3) return true?
negative_passages.docid: 55864
negative_passages.text: Is there a null sequence that is in not in $\ell_p$ for any $p<\infty$?
negative_passages.docid: 60338
negative_passages.text: Null vs. False vs. 0 in PHP
negative_passages.docid: 47887
negative_passages.text: NULL values in where clause
negative_passages.docid: 153551
negative_passages.text: Is the null set a subset of every set?
negative_passages.docid: 115231
negative_passages.text: Deep null checking, is there a better way?
negative_passages.docid: 72088
negative_passages.text: Why shouldn't we allow NULLs?