[SPARK-18053] ARRAY equality is broken in Spark 2.0 - ASF JIRA

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Details

Type: Bug
Status: Resolved
Priority: Major
Resolution: Fixed
Affects Version/s: 2.0.0, 2.0.1
Fix Version/s: 2.0.3, 2.1.0
Component/s: SQL
Labels:
- correctness

Target Version/s:

2.1.0

Description

The following Spark shell reproduces this issue:

case class Test(a: Seq[Int])
Seq(Test(Seq(1))).toDF().createOrReplaceTempView("t")

sql("SELECT a FROM t WHERE a = array(1)").show()
// +---+
// |  a|
// +---+
// +---+

sql("SELECT a FROM (SELECT array(1) AS a) x WHERE x.a = array(1)").show()
// +---+
// |  a|
// +---+
// |[1]|
// +---+