Remove duplicate values from JSON with jq












1















i'm merging two json-files with jq



(group_by( [."contraction", "definitions"]) | map((.[0]|del(."definitions" )) + { "definitions": (map(."definitions" )) }))


which leads to the following result:



  [
{
"contraction": "TEST_1",
"definitions": [
{
"search": "1",
"replace": "12"
},
{
"search": "3",
"replace": "4"
},
{
"search": "6",
"replace": "2"
},
{
"search": "1",
"replace": "1"
}
]
},
{
"contraction": "TEST_2",
"definitions": [
{
"search": "A",
"replace": "post"
},
{
"search": "B",
"replace": "prae"
},
{
"search": "A",
"replace": ""
}
]
}
]


but now i want to get rid of the duplicate entries which have the same string in their search-attribute.



I've tried unique and unique_by filters, but it leads to complie errors.



the result , should be:



  [
{
"contraction": "TEST_1",
"definitions": [
{
"search": "1",
"replace": "12"
},
{
"search": "3",
"replace": "4"
},
{
"search": "6",
"replace": "2"
}
]
},
{
"contraction": "TEST_2",
"definitions": [
{
"search": "A",
"replace": "post"
},
{
"search": "B",
"replace": "prae"
}
]
}
]


is this possible with jq? because i'm not trying to filter keys but normal values. any ideas?



The code on JQPlay










share|improve this question

























  • You'll want to use unique_by(path_expr)

    – Aaron
    Nov 21 '18 at 13:24











  • What result are you expecting?

    – peak
    Nov 21 '18 at 16:20











  • @peak thanks for your reply. i've edit my posting and now it shows what i'm expecting.

    – Dirk
    Nov 21 '18 at 21:30











  • @Aaron how do you mean it? Like a filter?

    – Dirk
    Nov 21 '18 at 21:31











  • Yes, the steps producing the description arrays should be piped into unique_by. If you add your input(s) to your post I'll be able to test it and post an answer.

    – Aaron
    Nov 21 '18 at 21:39
















1















i'm merging two json-files with jq



(group_by( [."contraction", "definitions"]) | map((.[0]|del(."definitions" )) + { "definitions": (map(."definitions" )) }))


which leads to the following result:



  [
{
"contraction": "TEST_1",
"definitions": [
{
"search": "1",
"replace": "12"
},
{
"search": "3",
"replace": "4"
},
{
"search": "6",
"replace": "2"
},
{
"search": "1",
"replace": "1"
}
]
},
{
"contraction": "TEST_2",
"definitions": [
{
"search": "A",
"replace": "post"
},
{
"search": "B",
"replace": "prae"
},
{
"search": "A",
"replace": ""
}
]
}
]


but now i want to get rid of the duplicate entries which have the same string in their search-attribute.



I've tried unique and unique_by filters, but it leads to complie errors.



the result , should be:



  [
{
"contraction": "TEST_1",
"definitions": [
{
"search": "1",
"replace": "12"
},
{
"search": "3",
"replace": "4"
},
{
"search": "6",
"replace": "2"
}
]
},
{
"contraction": "TEST_2",
"definitions": [
{
"search": "A",
"replace": "post"
},
{
"search": "B",
"replace": "prae"
}
]
}
]


is this possible with jq? because i'm not trying to filter keys but normal values. any ideas?



The code on JQPlay










share|improve this question

























  • You'll want to use unique_by(path_expr)

    – Aaron
    Nov 21 '18 at 13:24











  • What result are you expecting?

    – peak
    Nov 21 '18 at 16:20











  • @peak thanks for your reply. i've edit my posting and now it shows what i'm expecting.

    – Dirk
    Nov 21 '18 at 21:30











  • @Aaron how do you mean it? Like a filter?

    – Dirk
    Nov 21 '18 at 21:31











  • Yes, the steps producing the description arrays should be piped into unique_by. If you add your input(s) to your post I'll be able to test it and post an answer.

    – Aaron
    Nov 21 '18 at 21:39














1












1








1








i'm merging two json-files with jq



(group_by( [."contraction", "definitions"]) | map((.[0]|del(."definitions" )) + { "definitions": (map(."definitions" )) }))


which leads to the following result:



  [
{
"contraction": "TEST_1",
"definitions": [
{
"search": "1",
"replace": "12"
},
{
"search": "3",
"replace": "4"
},
{
"search": "6",
"replace": "2"
},
{
"search": "1",
"replace": "1"
}
]
},
{
"contraction": "TEST_2",
"definitions": [
{
"search": "A",
"replace": "post"
},
{
"search": "B",
"replace": "prae"
},
{
"search": "A",
"replace": ""
}
]
}
]


but now i want to get rid of the duplicate entries which have the same string in their search-attribute.



I've tried unique and unique_by filters, but it leads to complie errors.



the result , should be:



  [
{
"contraction": "TEST_1",
"definitions": [
{
"search": "1",
"replace": "12"
},
{
"search": "3",
"replace": "4"
},
{
"search": "6",
"replace": "2"
}
]
},
{
"contraction": "TEST_2",
"definitions": [
{
"search": "A",
"replace": "post"
},
{
"search": "B",
"replace": "prae"
}
]
}
]


is this possible with jq? because i'm not trying to filter keys but normal values. any ideas?



The code on JQPlay










share|improve this question
















i'm merging two json-files with jq



(group_by( [."contraction", "definitions"]) | map((.[0]|del(."definitions" )) + { "definitions": (map(."definitions" )) }))


which leads to the following result:



  [
{
"contraction": "TEST_1",
"definitions": [
{
"search": "1",
"replace": "12"
},
{
"search": "3",
"replace": "4"
},
{
"search": "6",
"replace": "2"
},
{
"search": "1",
"replace": "1"
}
]
},
{
"contraction": "TEST_2",
"definitions": [
{
"search": "A",
"replace": "post"
},
{
"search": "B",
"replace": "prae"
},
{
"search": "A",
"replace": ""
}
]
}
]


but now i want to get rid of the duplicate entries which have the same string in their search-attribute.



I've tried unique and unique_by filters, but it leads to complie errors.



the result , should be:



  [
{
"contraction": "TEST_1",
"definitions": [
{
"search": "1",
"replace": "12"
},
{
"search": "3",
"replace": "4"
},
{
"search": "6",
"replace": "2"
}
]
},
{
"contraction": "TEST_2",
"definitions": [
{
"search": "A",
"replace": "post"
},
{
"search": "B",
"replace": "prae"
}
]
}
]


is this possible with jq? because i'm not trying to filter keys but normal values. any ideas?



The code on JQPlay







unix jq






share|improve this question















share|improve this question













share|improve this question




share|improve this question








edited Nov 21 '18 at 21:39







Dirk

















asked Nov 21 '18 at 10:23









DirkDirk

106110




106110













  • You'll want to use unique_by(path_expr)

    – Aaron
    Nov 21 '18 at 13:24











  • What result are you expecting?

    – peak
    Nov 21 '18 at 16:20











  • @peak thanks for your reply. i've edit my posting and now it shows what i'm expecting.

    – Dirk
    Nov 21 '18 at 21:30











  • @Aaron how do you mean it? Like a filter?

    – Dirk
    Nov 21 '18 at 21:31











  • Yes, the steps producing the description arrays should be piped into unique_by. If you add your input(s) to your post I'll be able to test it and post an answer.

    – Aaron
    Nov 21 '18 at 21:39



















  • You'll want to use unique_by(path_expr)

    – Aaron
    Nov 21 '18 at 13:24











  • What result are you expecting?

    – peak
    Nov 21 '18 at 16:20











  • @peak thanks for your reply. i've edit my posting and now it shows what i'm expecting.

    – Dirk
    Nov 21 '18 at 21:30











  • @Aaron how do you mean it? Like a filter?

    – Dirk
    Nov 21 '18 at 21:31











  • Yes, the steps producing the description arrays should be piped into unique_by. If you add your input(s) to your post I'll be able to test it and post an answer.

    – Aaron
    Nov 21 '18 at 21:39

















You'll want to use unique_by(path_expr)

– Aaron
Nov 21 '18 at 13:24





You'll want to use unique_by(path_expr)

– Aaron
Nov 21 '18 at 13:24













What result are you expecting?

– peak
Nov 21 '18 at 16:20





What result are you expecting?

– peak
Nov 21 '18 at 16:20













@peak thanks for your reply. i've edit my posting and now it shows what i'm expecting.

– Dirk
Nov 21 '18 at 21:30





@peak thanks for your reply. i've edit my posting and now it shows what i'm expecting.

– Dirk
Nov 21 '18 at 21:30













@Aaron how do you mean it? Like a filter?

– Dirk
Nov 21 '18 at 21:31





@Aaron how do you mean it? Like a filter?

– Dirk
Nov 21 '18 at 21:31













Yes, the steps producing the description arrays should be piped into unique_by. If you add your input(s) to your post I'll be able to test it and post an answer.

– Aaron
Nov 21 '18 at 21:39





Yes, the steps producing the description arrays should be piped into unique_by. If you add your input(s) to your post I'll be able to test it and post an answer.

– Aaron
Nov 21 '18 at 21:39












1 Answer
1






active

oldest

votes


















1














You could simply extend your filter with this:



map( .definitions |= unique_by(.search) )





share|improve this answer
























  • wow, thanks a lot. jqplay.org/s/_dv-6iUaku

    – Dirk
    Nov 21 '18 at 21:57











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1 Answer
1






active

oldest

votes








1 Answer
1






active

oldest

votes









active

oldest

votes






active

oldest

votes









1














You could simply extend your filter with this:



map( .definitions |= unique_by(.search) )





share|improve this answer
























  • wow, thanks a lot. jqplay.org/s/_dv-6iUaku

    – Dirk
    Nov 21 '18 at 21:57
















1














You could simply extend your filter with this:



map( .definitions |= unique_by(.search) )





share|improve this answer
























  • wow, thanks a lot. jqplay.org/s/_dv-6iUaku

    – Dirk
    Nov 21 '18 at 21:57














1












1








1







You could simply extend your filter with this:



map( .definitions |= unique_by(.search) )





share|improve this answer













You could simply extend your filter with this:



map( .definitions |= unique_by(.search) )






share|improve this answer












share|improve this answer



share|improve this answer










answered Nov 21 '18 at 21:47









peakpeak

33.4k94160




33.4k94160













  • wow, thanks a lot. jqplay.org/s/_dv-6iUaku

    – Dirk
    Nov 21 '18 at 21:57



















  • wow, thanks a lot. jqplay.org/s/_dv-6iUaku

    – Dirk
    Nov 21 '18 at 21:57

















wow, thanks a lot. jqplay.org/s/_dv-6iUaku

– Dirk
Nov 21 '18 at 21:57





wow, thanks a lot. jqplay.org/s/_dv-6iUaku

– Dirk
Nov 21 '18 at 21:57




















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