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[SPARK-29379][SQL]SHOW FUNCTIONS show '!=', '<>' , 'between', 'case' #26053

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[SPARK-29379][SQL]SHOW FUNCTIONS show '!=', '<>' , 'between', 'case' #26053

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911007a
fix show functions
AngersZhuuuu Oct 8, 2019
ba22b62
fix bug
AngersZhuuuu Oct 8, 2019
074ee0e
fit SYSTEM/USER
AngersZhuuuu Oct 8, 2019
9b8d63e
fix UT
AngersZhuuuu Oct 8, 2019
b066088
follow comment
AngersZhuuuu Oct 9, 2019
3d6c85d
follow comment
AngersZhuuuu Oct 16, 2019
85556a6
follow comment
AngersZhuuuu Oct 16, 2019
22b3487
follow comment
AngersZhuuuu Oct 16, 2019
60cd8a8
Update SQLQuerySuite.scala
AngersZhuuuu Oct 16, 2019
522193c
Revert "Update SQLQuerySuite.scala"
AngersZhuuuu Oct 16, 2019
a285290
Update SQLQuerySuite.scala
AngersZhuuuu Oct 16, 2019
9f68ead
remove empty line
AngersZhuuuu Oct 16, 2019
bc04f99
follow commment
AngersZhuuuu Oct 17, 2019
7ac4d16
scalastyle
AngersZhuuuu Oct 17, 2019
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fix bug
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@AngersZhuuuu
AngersZhuuuu committed Oct 8, 2019
commit ba22b627acc254a0ff9798477f6580191e1bfe4b
5 changes: 4 additions & 1 deletion sql/core/src/main/scala/org/apache/spark/sql/execution/command/functions.scala
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Expand Up @@ -24,6 +24,7 @@ import org.apache.spark.sql.catalyst.FunctionIdentifier
import org.apache.spark.sql.catalyst.analysis.{FunctionRegistry, NoSuchFunctionException}
import org.apache.spark.sql.catalyst.catalog.{CatalogFunction, FunctionResource}
import org.apache.spark.sql.catalyst.expressions.{Attribute, ExpressionInfo}
import org.apache.spark.sql.catalyst.util.StringUtils
import org.apache.spark.sql.types.{StringType, StructField, StructType}


Expand Down Expand Up @@ -222,6 +223,8 @@ case class ShowFunctionsCommand(
case (f, "USER") if showUserFunctions => f.unquotedString
case (f, "SYSTEM") if showSystemFunctions => f.unquotedString
}
(functionNames ++ Seq("!=", "<>", "between", "case")).sorted.map(Row(_))
(functionNames ++
StringUtils.filterPattern(Seq("!=", "<>", "between", "case"), pattern.getOrElse("*")))
.sorted.map(Row(_))
}
}