pick some pr from to branch21 #38115 #38008 #37929 #38940
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…sert and insert overwrite dml (apache#38115) Support querying rewrite by materialized view when DML such as insert and insert overwrite , into outfile etc. this is default enable, you can disable it by `set enable_dml_materialized_view_rewrite = false` and the `enable_materialized_view_rewrite` is only control DQL. It would not rewrite by materialized view when query sql use external table. If you want rewrite by materialized view when use external table in DML, you should `set enable_dml_materialized_view_rewrite_when_base_table_unawareness = true;` this is default false.
…iew (apache#38008) Support to use cast when create sync materialized view Such as sync mv def is as following: you can use cast(FLOOR(MINUTE(`time`) / 15) as decimal(9, 0)) in mv def which is not allowed before. CREATE MATERIALIZED VIEW sync_mv AS SELECT decision, code, app_name, event_id, event_type, date_trunc(time, 'minute'), DATE_FORMAT( `time`, '%Y-%m-%d' ), cast(FLOOR(MINUTE(time) / 15) as decimal(9, 0)), count(id) as cnt from test group by code, app_name, event_id, event_type, date_trunc(time, 'minute'), decision, DATE_FORMAT(time, '%Y-%m-%d'), cast(FLOOR(MINUTE(`time`) / 15) as decimal(9, 0));
…#37929) Support variants rewrite by materialized view Such as the mv def is as following: CREATE MATERIALIZED VIEW test1 BUILD IMMEDIATE REFRESH AUTO ON MANUAL DISTRIBUTED BY RANDOM BUCKETS 2 PROPERTIES ('replication_num' = '1') as SELECT id, type, actor, payload, payload['pull_request'] FROM github_events1; the query following can rewrite successfully and the data is right SELECT id, type, floor(cast(actor['id'] as int) + 100.5), actor['display_login'], payload['pull_request']['id'] FROM github_events1;
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Proposed changes
pr: #38115
commitId: 2b29288
pr: #38008
commitId: c6b924d
pr: #37929
commitId: d44fcdc