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Danny Chan commented on CALCITE-3250: ------------------------------------- Indeed, very sorry about that, i should have made the issue title and commit message more accurate. > Support nested collection type for SqlDataTypeSpec > --------------------------------------------------- > > Key: CALCITE-3250 > URL: https://issues.apache.org/jira/browse/CALCITE-3250 > Project: Calcite > Issue Type: Sub-task > Components: core > Affects Versions: 1.20.0 > Reporter: Danny Chan > Assignee: Danny Chan > Priority: Major > Labels: pull-request-available > Fix For: 1.21.0 > > Time Spent: 20m > Remaining Estimate: 0h > > According to SQL-2011, collection type can be nested: > {code:sql} > <array type> ::= > <data type> ARRAY [ <left bracket or trigraph> <maximum cardinality> <right > bracket or trigraph> ] > <maximum cardinality> ::= > <unsigned integer> > {code} > *Example*: > {code:sql} > int array array; > int multiset array; > {code} -- This message was sent by Atlassian JIRA (v7.6.14#76016)