TruncateTableCommand Logical Command¶
TruncateTableCommand
is a RunnableCommand.md[logical command] that represents spark-sql-SparkSqlAstBuilder.md#visitTruncateTable[TRUNCATE TABLE] SQL statement.
=== [[creating-instance]] Creating TruncateTableCommand Instance
TruncateTableCommand
takes the following to be created:
- [[tableName]]
TableIdentifier
- [[partitionSpec]] Optional
TablePartitionSpec
=== [[run]] Executing Logical Command -- run
Method
[source, scala]¶
run(spark: SparkSession): Seq[Row]¶
NOTE: run
is part of RunnableCommand.md#run[RunnableCommand Contract] to execute (run) a logical command.
run
...FIXME
run
throws an AnalysisException
when executed on external tables:
Operation not allowed: TRUNCATE TABLE on external tables: [tableIdentWithDB]
run
throws an AnalysisException
when executed on views:
Operation not allowed: TRUNCATE TABLE on views: [tableIdentWithDB]
run
throws an AnalysisException
when executed with <
Operation not allowed: TRUNCATE TABLE ... PARTITION is not supported for tables that are not partitioned: [tableIdentWithDB]
run
throws an AnalysisException
when executed with <