Github user twdsilva commented on a diff in the pull request: https://github.com/apache/phoenix/pull/303#discussion_r201799117 --- Diff: phoenix-core/src/main/java/org/apache/phoenix/coprocessor/MetaDataEndpointImpl.java --- @@ -1779,13 +2174,65 @@ public void createTable(RpcController controller, CreateTableRequest request, } } + // The mutations to create a table are written in the following order: + // 1. Write the child link as if the next two steps fail we + // ignore missing children while processing a parent + // 2. Update the encoded column qualifier for the parent table if its on a + // different region server (for tables that use column qualifier encoding) + // if the next step fails we end up wasting a few col qualifiers + // 3. Finally write the mutations to create the table + + // From 4.15 the parent->child links are stored in a separate table SYSTEM.CHILD_LINK + List<Mutation> childLinkMutations = MetaDataUtil.removeChildLinks(tableMetadata); --- End diff -- I filed PHOENIX-4810 and added a comment to reference this jira.
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