ElvinWei

# Proposed changes Query BE from FE using MySQL protocol. This function is currently mainly used for statistics module. FE obtains statistics by SQL query BE, such as column maximum...

# Proposed changes The statistics module recently had two PR, which caused a test case failure problem due to the merging order. Issue Number: close #xxx ## Problem summary Describe...

# Proposed changes This pull request includes some implementations of the statistics(https://github.com/apache/incubator-doris/issues/6370). users will be able to execute these sql such as "ANALYZE, SHOW ANALYZE, SHOW TABLE/COLUMN STATS..." to collect...

[enhancement](histogram) optimize the histogram bucketing strategy, etc

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# Proposed changes The "equal height" histogram will ensure that the sum of the frequencies of the values in each bucket is 1/N of the total number of rows. However,...