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https://issues.apache.org/jira/browse/TAJO-1353?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Hyunsik Choi updated TAJO-1353:
-------------------------------
Attachment: TAJO-1353.patch
> CREATE TABLE should support the nested record definition.
> ---------------------------------------------------------
>
> Key: TAJO-1353
> URL: https://issues.apache.org/jira/browse/TAJO-1353
> Project: Tajo
> Issue Type: Sub-task
> Components: parser
> Reporter: Hyunsik Choi
> Assignee: Hyunsik Choi
> Fix For: 0.11
>
> Attachments: TAJO-1353.patch
>
>
> This patch adds the nested record definition to CREATE TABLE BNF. The changed
> BNF is as follows:
> {code}
> predefined_type
> : character_string_type
> | national_character_string_type
> | binary_large_object_string_type
> | numeric_type
> | boolean_type
> | datetime_type
> | bit_type
> | binary_type
> | network_type
> | struct_type
> ;
> struct_type
> : STRUCT table_elements
> ;
> table_elements
> : LEFT_PAREN field_element (COMMA field_element)* RIGHT_PAREN
> ;
> {code}
> Example statements as follows:
> {code:sql}
> CREATE TABLE T1 (
> A TEXT,
> B INT4,
> C STRUCT (
> D TEXT,
> E INT8,
> F STRUCT (
> G INT1, H FLOAT4
> )
> ),
> Z FLOAT8
> );
> {code}
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