[GitHub] [spark] planga82 commented on a change in pull request #26176: [SPARK-29519][SQL] SHOW TBLPROPERTIES should do multi-catalog resolution.

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planga82 commented on a change in pull request #26176: [SPARK-29519][SQL] SHOW TBLPROPERTIES should do multi-catalog resolution.
URL: https://github.com/apache/spark/pull/26176#discussion_r336796953
 
 

 ##########
 File path: sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/parser/AstBuilder.scala
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 @@ -2728,4 +2728,20 @@ class AstBuilder(conf: SQLConf) extends SqlBaseBaseVisitor[AnyRef] with Logging
   override def visitRepairTable(ctx: RepairTableContext): LogicalPlan = withOrigin(ctx) {
     RepairTableStatement(visitMultipartIdentifier(ctx.multipartIdentifier()))
   }
+
+  /**
+   * A command for users to list the properties for a table. If propertyKey is specified, the value
+   * for the propertyKey is returned. If propertyKey is not specified, all the keys and their
+   * corresponding values are returned.
+   * The syntax of using this command in SQL is:
+   * {{{
+   *   SHOW TBLPROPERTIES table_name[('propertyKey')];
+   * }}}
+   */
+  override def visitShowTblProperties(
+      ctx: ShowTblPropertiesContext): LogicalPlan = withOrigin(ctx) {
+    ShowTablePropertiesStatement(
+      visitMultipartIdentifier(ctx.multipartIdentifier()),
 
 Review comment:
   I have seen the other pull requests as example. If we have to change it, it's not a problem.

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