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  1. MariaDB Server
  2. MDEV-26737

Outdated VARIABLE_COMMENT for HISTOGRAM_TYPE in I_S.SYSTEM_VARIABLES and help

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      *************************** 1. row ***************************
              VARIABLE_NAME: HISTOGRAM_TYPE
              SESSION_VALUE: DOUBLE_PREC_HB
               GLOBAL_VALUE: DOUBLE_PREC_HB
        GLOBAL_VALUE_ORIGIN: COMPILE-TIME
              DEFAULT_VALUE: DOUBLE_PREC_HB
             VARIABLE_SCOPE: SESSION
              VARIABLE_TYPE: ENUM
           VARIABLE_COMMENT: Specifies type of the histograms created by ANALYZE. Possible values are: SINGLE_PREC_HB - single precision height-balanced, DOUBLE_PREC_HB - double precision height-balanced.
          NUMERIC_MIN_VALUE: NULL
          NUMERIC_MAX_VALUE: NULL
         NUMERIC_BLOCK_SIZE: NULL
            ENUM_VALUE_LIST: SINGLE_PREC_HB,DOUBLE_PREC_HB,JSON_HB
                  READ_ONLY: NO
      COMMAND_LINE_ARGUMENT: REQUIRED
          GLOBAL_VALUE_PATH: NULL
      1 row in set (0.003 sec)
      

      $ sql/mysqld --help --verbose
      <...>
        --histogram-type=name 
                            Specifies type of the histograms created by ANALYZE.
                            Possible values are: SINGLE_PREC_HB - single precision
                            height-balanced, DOUBLE_PREC_HB - double precision
                            height-balanced.
      

      The new JSON_HB value is missing from VARIABLE_COMMENT and help text.

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              Assignee:
              psergei Sergei Petrunia
              Reporter:
              elenst Elena Stepanova
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                Updated:
                Resolved:

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