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https://issues.apache.org/jira/browse/BEAM-2990?focusedWorklogId=89482&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-89482
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ASF GitHub Bot logged work on BEAM-2990:
----------------------------------------
Author: ASF GitHub Bot
Created on: 10/Apr/18 16:38
Start Date: 10/Apr/18 16:38
Worklog Time Spent: 10m
Work Description: akedin commented on a change in pull request #5079:
[BEAM-2990] support MAP in SQL schema
URL: https://github.com/apache/beam/pull/5079#discussion_r180487493
##########
File path: sdks/java/core/src/main/java/org/apache/beam/sdk/schemas/Schema.java
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@@ -242,6 +247,10 @@ public FieldType type() {
public abstract TypeName getTypeName();
// For container types (e.g. ARRAY), returns the type of the contained
element.
@Nullable public abstract FieldType getComponentType();
+ // For MAP type, returns the type of the key element.
+ @Nullable public abstract FieldType getComponentKeyType();
+ // For MAP type, returns the type of the value element.
+ @Nullable public abstract FieldType getComponentValueType();
Review comment:
to me it looks like both `getComponentValueType()` and `getComponentType()`
mean the same thing, i.e. they both describe the type of the value in the
container. Keep just one of them?
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Issue Time Tracking
-------------------
Worklog Id: (was: 89482)
Time Spent: 40m (was: 0.5h)
> support data type MAP
> ---------------------
>
> Key: BEAM-2990
> URL: https://issues.apache.org/jira/browse/BEAM-2990
> Project: Beam
> Issue Type: New Feature
> Components: dsl-sql
> Reporter: Xu Mingmin
> Assignee: Xu Mingmin
> Priority: Major
> Time Spent: 40m
> Remaining Estimate: 0h
>
> support Non-scalar types:
> MAP Collection of keys mapped to values
> ARRAY Ordered, contiguous collection that may contain duplicates
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