Cheng Lian created SPARK-13553:
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Summary: Migrate basic inspection operations
Key: SPARK-13553
URL: https://issues.apache.org/jira/browse/SPARK-13553
Project: Spark
Issue Type: Sub-task
Components: SQL
Affects Versions: 2.0.0
Reporter: Cheng Lian
Assignee: Cheng Lian
Should migrate the following methods and corresponding tests to Dataset:
{noformat}
- Basic inspection operations
- dtypes
- columns
- printSchema
- explain
- Column accessors
- col
- apply
{noformat}
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