Github user wzhfy commented on a diff in the pull request:
https://github.com/apache/spark/pull/15090#discussion_r81186610
--- Diff:
sql/core/src/main/scala/org/apache/spark/sql/internal/SessionState.scala ---
@@ -186,13 +187,18 @@ private[sql] class SessionState(sparkSession:
SparkSession) {
}
/**
- * Analyzes the given table in the current database to generate
statistics, which will be
+ * Analyzes the given table in the current database to generate
table-level statistics, which
+ * will be used in query optimizations.
+ */
+ def analyzeTable(tableIdent: TableIdentifier, noscan: Boolean = true):
Unit = {
+ AnalyzeTableCommand(tableIdent, noscan).run(sparkSession)
+ }
+
+ /**
+ * Analyzes the given columns in the table to generate column-level
statistics, which will be
* used in query optimizations.
- *
- * Right now, it only supports catalog tables and it only updates the
size of a catalog table
- * in the external catalog.
*/
- def analyze(tableName: String, noscan: Boolean = true): Unit = {
--- End diff --
Now AnalyzeTableCommand receives TableIdentifier instead of String
tableName as parameter, as @hvanhovell suggested in
[comment](https://github.com/apache/spark/pull/15090#r78717769)
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