fix(information_schema): statistics INDEX_TYPE should use idx.algo instead of NULL#23930
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mergify[bot] merged 6 commits intomatrixorigin:mainfrom Mar 24, 2026
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Mar 24, 2026
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What type of PR is this?
Which issue(s) this PR fixes:
issue #23929
What this PR does / why we need it:
information_schema.STATISTICS视图中INDEX_TYPE字段被硬编码为NULL，与 MySQL 行为不一致。本 PR 将
INDEX_TYPE改为使用mo_indexes.algo字段的值，与SHOW INDEX行为保持一致。Changes:
pkg/util/sysview/predefined.go:NULL AS INDEX_TYPE→idx.algo AS INDEX_TYPEpkg/bootstrap/versions/v4_0_0/tenant_upgrade_list.go: 添加 STATISTICS 视图升级 entrytest/distributed/cases/ddl/index_metadata.sql: 添加 bvt 测试用例