N Campbell created SPARK-20856: ---------------------------------- Summary: support statement using nested joins Key: SPARK-20856 URL: https://issues.apache.org/jira/browse/SPARK-20856 Project: Spark Issue Type: Improvement Components: SQL Affects Versions: 2.1.0 Reporter: N Campbell
While DB2, ORACLE etc support a join expressed as follows, SPARK SQL does not. Not supported select * from cert.tsint tsint inner join cert.tint tint inner join cert.tbint tbint on tbint.rnum = tint.rnum on tint.rnum = tsint.rnum versus written as shown select * from cert.tsint tsint inner join cert.tint tint on tsint.rnum = tint.rnum inner join cert.tbint tbint on tint.rnum = tbint.rnum ERROR_STATE, SQL state: org.apache.spark.sql.catalyst.parser.ParseException: extraneous input 'on' expecting {<EOF>, ',', '.', '[', 'WHERE', 'GROUP', 'ORDER', 'HAVING', 'LIMIT', 'OR', 'AND', 'IN', NOT, 'BETWEEN', 'LIKE', RLIKE, 'IS', 'JOIN', 'CROSS', 'INNER', 'LEFT', 'RIGHT', 'FULL', 'NATURAL', 'LATERAL', 'WINDOW', 'UNION', 'EXCEPT', 'MINUS', 'INTERSECT', EQ, '<=>', '<>', '!=', '<', LTE, '>', GTE, '+', '-', '*', '/', '%', 'DIV', '&', '|', '^', 'SORT', 'CLUSTER', 'DISTRIBUTE', 'ANTI'}(line 4, pos 5) == SQL == select * from cert.tsint tsint inner join cert.tint tint inner join cert.tbint tbint on tbint.rnum = tint.rnum on tint.rnum = tsint.rnum -----^^^ , Query: select * from cert.tsint tsint inner join cert.tint tint inner join cert.tbint tbint on tbint.rnum = tint.rnum on tint.rnum = tsint.rnum. SQLState: HY000 ErrorCode: 500051 -- This message was sent by Atlassian JIRA (v6.3.15#6346) --------------------------------------------------------------------- To unsubscribe, e-mail: issues-unsubscr...@spark.apache.org For additional commands, e-mail: issues-h...@spark.apache.org