2022-08-26 mysql/stonedb-维度表初始化

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已于 2022-11-18 09:58:26 修改

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分类专栏： mysql stonedb 文章标签： mysql dimension 维度表

于 2022-08-26 10:34:24 首次发布

本文链接：https://blog.youkuaiyun.com/adofsauron/article/details/126538417

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本文档详细记录了2022年8月26日进行的MySQL和StoneDB中维度表的初始化过程，重点讨论了`MINewContents::Commit`及`DimensionGroupMaterialized::NewDimensionContent`这两个核心函数在初始化中的应用和关键点。

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摘要:

记录维度表初始化

调用堆栈:

(gdb) bt
#0  Tianmu::core::DimensionGroupMaterialized::NewDimensionContent (this=0x7f10ac11f2b0, dim=0, tnew=0x7f108edbb470, nulls=false)
    at /home/jenkins/workspace/stonedb5.7-zsl-centos7.9-30-119-20220805/storage/tianmu/core/dimension_group.cpp:126
#1  0x00000000031534a0 in Tianmu::core::MINewContents::Commit (this=0x7f34344b33a0, joined_tuples=7422784)
    at /home/jenkins/workspace/stonedb5.7-zsl-centos7.9-30-119-20220805/storage/tianmu/core/mi_new_contents.cpp:218
#2  0x000000000313ffe5 in Tianmu::core::JoinerMapped::ExecuteJoinConditions (this=0x7f10ac127f00, cond=...)
    at /home/jenkins/workspace/stonedb5.7-zsl-centos7.9-30-119-20220805/storage/tianmu