Seaven opened a new pull request #2979: Incomplete support Array type (#2871) URL: https://github.com/apache/incubator-doris/pull/2979 The sub-element type only support INT/VARCHAR. Main include: * FE SQL syntax (Create table) support array type column, like 'name Array<int> not null' * FE SQL syntax support ArrayLiteral, like 'select array(1, 2, 3, 4)' * FE update meta: Columns meta support array type, include meta serialized and deserialized, and add flags in FEMetaVersions for compatibility * FE support ArrayLiteral: Mainly support array related function, and the array constucted function support sub-element type auto-cast. * BE update result buffer, support dynamic mode for output variable length data type. * BE support ArrayLiteral and array(*) functions. And other todo: * BE meta udpate * BE transfer data from storage to tuple * BE support array type related function(hash, equal.....) * BE support array type data import * other....(many related code, such as print value, value copy...)
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