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    1abf7dc1
    [SPARK-8186] [SPARK-8187] [SPARK-8194] [SPARK-8198] [SPARK-9133] [SPARK-9290]... · 1abf7dc1
    Daoyuan Wang authored
    [SPARK-8186] [SPARK-8187] [SPARK-8194] [SPARK-8198] [SPARK-9133] [SPARK-9290] [SQL] functions: date_add, date_sub, add_months, months_between, time-interval calculation
    
    This PR is based on #7589 , thanks to adrian-wang
    
    Added SQL function date_add, date_sub, add_months, month_between, also add a rule for
    add/subtract of date/timestamp and interval.
    
    Closes #7589
    
    cc rxin
    
    Author: Daoyuan Wang <daoyuan.wang@intel.com>
    Author: Davies Liu <davies@databricks.com>
    
    Closes #7754 from davies/date_add and squashes the following commits:
    
    e8c633a [Davies Liu] Merge branch 'master' of github.com:apache/spark into date_add
    9e8e085 [Davies Liu] Merge branch 'master' of github.com:apache/spark into date_add
    6224ce4 [Davies Liu] fix conclict
    bd18cd4 [Davies Liu] Merge branch 'master' of github.com:apache/spark into date_add
    e47ff2c [Davies Liu] add python api, fix date functions
    01943d0 [Davies Liu] Merge branch 'master' into date_add
    522e91a [Daoyuan Wang] fix
    e8a639a [Daoyuan Wang] fix
    42df486 [Daoyuan Wang] fix style
    87c4b77 [Daoyuan Wang] function add_months, months_between and some fixes
    1a68e03 [Daoyuan Wang] poc of time interval calculation
    c506661 [Daoyuan Wang] function date_add , date_sub
    1abf7dc1
    History
    [SPARK-8186] [SPARK-8187] [SPARK-8194] [SPARK-8198] [SPARK-9133] [SPARK-9290]...
    Daoyuan Wang authored
    [SPARK-8186] [SPARK-8187] [SPARK-8194] [SPARK-8198] [SPARK-9133] [SPARK-9290] [SQL] functions: date_add, date_sub, add_months, months_between, time-interval calculation
    
    This PR is based on #7589 , thanks to adrian-wang
    
    Added SQL function date_add, date_sub, add_months, month_between, also add a rule for
    add/subtract of date/timestamp and interval.
    
    Closes #7589
    
    cc rxin
    
    Author: Daoyuan Wang <daoyuan.wang@intel.com>
    Author: Davies Liu <davies@databricks.com>
    
    Closes #7754 from davies/date_add and squashes the following commits:
    
    e8c633a [Davies Liu] Merge branch 'master' of github.com:apache/spark into date_add
    9e8e085 [Davies Liu] Merge branch 'master' of github.com:apache/spark into date_add
    6224ce4 [Davies Liu] fix conclict
    bd18cd4 [Davies Liu] Merge branch 'master' of github.com:apache/spark into date_add
    e47ff2c [Davies Liu] add python api, fix date functions
    01943d0 [Davies Liu] Merge branch 'master' into date_add
    522e91a [Daoyuan Wang] fix
    e8a639a [Daoyuan Wang] fix
    42df486 [Daoyuan Wang] fix style
    87c4b77 [Daoyuan Wang] function add_months, months_between and some fixes
    1a68e03 [Daoyuan Wang] poc of time interval calculation
    c506661 [Daoyuan Wang] function date_add , date_sub