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From liuyu000 <...@git.apache.org>
Subject [GitHub] trafodion pull request #1634: [TRAFODION-3132] Add and Correct Descriptions ...
Date Tue, 10 Jul 2018 02:42:56 GMT
Github user liuyu000 commented on a diff in the pull request:

    https://github.com/apache/trafodion/pull/1634#discussion_r201203384
  
    --- Diff: docs/sql_reference/src/asciidoc/_chapters/sql_language_elements.adoc ---
    @@ -396,21 +396,22 @@ length of 8 bytes.
     * _precision_ specifies the allowed number of decimal digits.
     
     
    -1.  The size of a column that allows null values is 2 bytes larger than the size for
the defined data type.
    -2.  The maximum row size is 32708 bytes, but the actual row size is less than that because
of bytes used by
    -null indicators, varchar column length indicators, and actual data encoding.
    -3.  Storage size is the same as that required by CHAR data type but store only half as
many characters depending
    -on character set selection.
    -4.  Storage size is reduced by 4 bytes for storage of the varying character length.
    -5.  The maximum number of digits in an INTERVAL value is 18, including the digits in
all INTERVAL fields of the value.
    +1. The size of a column that allows null values is 2 bytes larger than the size for the
defined data type.
    +2. Storage size is the same as that required by CHAR data type but store only half.
    --- End diff --
    
    Thanks @DaveBirdsall Your comments have been incorporated 😁 


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