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https://issues.apache.org/jira/browse/SPARK-44698?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

Qi Zhu resolved SPARK-44698.
----------------------------
    Resolution: Not A Problem

Sorry i misunderstand, the create table like don't need to copy data actually!

> Create table like other table should also copy table stats.
> -----------------------------------------------------------
>
>                 Key: SPARK-44698
>                 URL: https://issues.apache.org/jira/browse/SPARK-44698
>             Project: Spark
>          Issue Type: Bug
>          Components: SQL
>    Affects Versions: 3.4.1, 4.0.0
>            Reporter: Qi Zhu
>            Priority: Major
>
> For example:
> describe table extended tbl;
> col0                    int
> col1                    int
> col2                    int
> col3                    int
> Detailed Table Information
> Catalog                 spark_catalog
> Database                default
> Table                   tbl
> Owner                   zhuqi
> Created Time            Mon Aug 07 14:02:30 CST 2023
> Last Access             UNKNOWN
> Created By              Spark 4.0.0-SNAPSHOT
> Type                    MANAGED
> Provider                hive
> Table Properties        [transient_lastDdlTime=1691388473]
> Statistics              30 bytes
> Location                
> [file:/Users/zhuqi/spark/spark/spark-warehouse/tbl|file:///Users/zhuqi/spark/spark/spark-warehouse/tbl]
> Serde Library           org.apache.hadoop.hive.serde2.lazy.LazySimpleSerDe
> InputFormat             org.apache.hadoop.mapred.TextInputFormat
> OutputFormat            
> org.apache.hadoop.hive.ql.io.HiveIgnoreKeyTextOutputFormat
> Storage Properties      [serialization.format=1]
> Partition Provider      Catalog
> Time taken: 0.032 seconds, Fetched 23 row(s)
> create table tbl2 like tbl;
> 23/08/07 14:14:07 WARN HiveMetaStore: Location: 
> [file:/Users/zhuqi/spark/spark/spark-warehouse/tbl2|file:///Users/zhuqi/spark/spark/spark-warehouse/tbl2]
>  specified for non-external table:tbl2
> Time taken: 0.098 seconds
> spark-sql (default)> describe table extended tbl2;
> col0                    int
> col1                    int
> col2                    int
> col3                    int
> Detailed Table Information
> Catalog                 spark_catalog
> Database                default
> Table                   tbl2
> Owner                   zhuqi
> Created Time            Mon Aug 07 14:14:07 CST 2023
> Last Access             UNKNOWN
> Created By              Spark 4.0.0-SNAPSHOT
> Type                    MANAGED
> Provider                hive
> Table Properties        [transient_lastDdlTime=1691388847]
> Location                
> [file:/Users/zhuqi/spark/spark/spark-warehouse/tbl2|file:///Users/zhuqi/spark/spark/spark-warehouse/tbl2]
> Serde Library           org.apache.hadoop.hive.serde2.lazy.LazySimpleSerDe
> InputFormat             org.apache.hadoop.mapred.TextInputFormat
> OutputFormat            
> org.apache.hadoop.hive.ql.io.HiveIgnoreKeyTextOutputFormat
> Storage Properties      [serialization.format=1]
> Partition Provider      Catalog
> Time taken: 0.03 seconds, Fetched 22 row(s)
> The table stats are missing.



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