RussellSpitzer commented on a change in pull request #1948:
URL: https://github.com/apache/iceberg/pull/1948#discussion_r545999714
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File path:
spark3-extensions/src/main/scala/org/apache/spark/sql/catalyst/parser/extensions/IcebergSparkSqlExtensionsParser.scala
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@@ -94,13 +94,20 @@ class IcebergSparkSqlExtensionsParser(delegate:
ParserInterface) extends ParserI
*/
override def parsePlan(sqlText: String): LogicalPlan = {
val sqlTextAfterSubstitution = substitutor.substitute(sqlText)
- if
(sqlTextAfterSubstitution.toLowerCase(Locale.ROOT).trim().startsWith("call")) {
+ if (isIcebergCommand(sqlTextAfterSubstitution)) {
parse(sqlTextAfterSubstitution) { parser =>
astBuilder.visit(parser.singleStatement()) }.asInstanceOf[LogicalPlan]
} else {
delegate.parsePlan(sqlText)
}
}
+ private def isIcebergCommand(sqlText: String): Boolean = {
+ val normalized = sqlText.toLowerCase(Locale.ROOT).trim()
+ normalized.startsWith("call") ||
+ (normalized.startsWith("alter table") && (
+ normalized.contains("add partition field") ||
normalized.contains("drop partition field")))
Review comment:
Not a deal breaker for me.
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