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Roaring Bitmaps

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Martin Fuller, Daniel Lemire2

Jun 4

Compile errors in C++ from 4.3.0 onwards

Good day Martin, Please report build errors at https://github.com/RoaringBitmap/CRoaring/issues

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Compile errors in C++ from 4.3.0 onwards

Good day Martin, Please report build errors at https://github.com/RoaringBitmap/CRoaring/issues

Jun 4

Matan Tennenhaus

11/2/24

1) I am trying to create behavior similar to roaring64_bitmap_remove_range_closed, but instead make

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1) I am trying to create behavior similar to roaring64_bitmap_remove_range_closed, but instead make

11/2/24

10/7/24

Is there any difference in the retrieval efficiency of bitmapContainer and arrayContainer at a specific data size?

Is there any difference in the retrieval efficiency of bitmapContainer and arrayContainer at a

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Is there any difference in the retrieval efficiency of bitmapContainer and arrayContainer at a specific data size?

Is there any difference in the retrieval efficiency of bitmapContainer and arrayContainer at a

10/7/24

Sean McAllister, Daniel Lemire3

10/3/24

Compressing bitmaps jointly?

That sounds exactly like what I want. I plan to do the spatial part myself using S2 (http://

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Compressing bitmaps jointly?

That sounds exactly like what I want. I plan to do the spatial part myself using S2 (http://

10/3/24

Matan Tennenhaus, Daniel Lemire4

9/25/24

Specific scenario consultation

Your code looks fine to me. Of course, we have that... a -= (a&b) is equal to a -= b But

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Specific scenario consultation

Your code looks fine to me. Of course, we have that... a -= (a&b) is equal to a -= b But

9/25/24

9/24/24

Hi all, I see the static RoaringBitmap.and and .or but I can't find equivalents for 64-bit, do they exist?

Hi all, I see the static RoaringBitmap.and and .or but I can't find equivalents for 64-bit, do

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Hi all, I see the static RoaringBitmap.and and .or but I can't find equivalents for 64-bit, do they exist?

Hi all, I see the static RoaringBitmap.and and .or but I can't find equivalents for 64-bit, do

9/24/24

9/24/24

When the quantity is less than 4096, the container is an arrayContainer. Is there any way to force it to be converted to a bitmapContainer

When the quantity is less than 4096, the container is an arrayContainer. Is there any way to force it

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When the quantity is less than 4096, the container is an arrayContainer. Is there any way to force it to be converted to a bitmapContainer

When the quantity is less than 4096, the container is an arrayContainer. Is there any way to force it

9/24/24

Matan Tennenhaus, Daniel Lemire2

7/26/24

Saving a bitmap to persistent memory

It does, please see... https://github.com/RoaringBitmap/RoaringBitmap/blob/master/examples/src/main/

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Saving a bitmap to persistent memory

It does, please see... https://github.com/RoaringBitmap/RoaringBitmap/blob/master/examples/src/main/

7/26/24

4/2/24

Is it possible to perform RoaringBitmap operations on char * buf?

Hi! I have a case when I need to perform roaring_bitmap_lazy_or_inplace (and some other operations

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Is it possible to perform RoaringBitmap operations on char * buf?

Hi! I have a case when I need to perform roaring_bitmap_lazy_or_inplace (and some other operations

4/2/24

Jonathan Ellis, Daniel Lemire2

12/1/23

Intersection of 64-bit bitmaps returning a new bitmap?

I don't think that there are any right now. Pull requests invited ! On Thursday, November 30,

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Intersection of 64-bit bitmaps returning a new bitmap?

I don't think that there are any right now. Pull requests invited ! On Thursday, November 30,

12/1/23

Shikhar Singh, Daniel Lemire5

11/15/23

Read Only view of a RoaringBitmap

Doesn't exactly meet the expectations I had As the returned type won't be a RoaringBitmap so

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Read Only view of a RoaringBitmap

Doesn't exactly meet the expectations I had As the returned type won't be a RoaringBitmap so

11/15/23

Rohan Aggarwal, Daniel Lemire4

9/25/23

Question regarding lzcnt and blsr

If you are modifying the library then the result is unsupported and could be inefficient or wrong.

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Question regarding lzcnt and blsr

If you are modifying the library then the result is unsupported and could be inefficient or wrong.

9/25/23

Blazer zip, Daniel Lemire3

9/24/23

roaring_bitmap_or_many on array of bitmaps

Hi Thanks for testing and getting back so promptly. Yes you are correct it does work, seems like it

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roaring_bitmap_or_many on array of bitmaps

Hi Thanks for testing and getting back so promptly. Yes you are correct it does work, seems like it

9/24/23

Rohan Aggarwal, Daniel Lemire3

9/20/23

Question regarding Atmoics in Croaring

Thanx On Tuesday, September 19, 2023 at 4:21:33 PM UTC-7 Daniel Lemire wrote: It should be fine. On

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Question regarding Atmoics in Croaring

Thanx On Tuesday, September 19, 2023 at 4:21:33 PM UTC-7 Daniel Lemire wrote: It should be fine. On

9/20/23

8/23/23

Roaring BitMap, support for M1 and M2 CPU, Arm MacOs architecture

Does Roaring BitMap, have support for M1 and M2 CPU, Arm MacOs architecture?

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Roaring BitMap, support for M1 and M2 CPU, Arm MacOs architecture

Does Roaring BitMap, have support for M1 and M2 CPU, Arm MacOs architecture?

8/23/23

Shikhar Singh, Daniel Lemire4

8/7/23

Java byte array to RoaringBitmap

It is a good PR and I expect we will merge after some tuning. Le lun. 7 août 2023 à 02:29, '

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Java byte array to RoaringBitmap

It is a good PR and I expect we will merge after some tuning. Le lun. 7 août 2023 à 02:29, '

8/7/23

Hristo Stoyanov, Daniel Lemire2

7/24/23

vector quantization?

You can probably use RoaringBitmap instances as part of the solution, but we don't offer anything

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vector quantization?

You can probably use RoaringBitmap instances as part of the solution, but we don't offer anything

7/24/23

Jiang Jin, Daniel Lemire2

7/7/23

Golang uses Roaring bitmap 64-bit storage, if you get the bitmap in java and parse the data, what will happen?

The 32-bit standard format is portable (java, go, etc.). Regarding the 64-bit case, there is no

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Golang uses Roaring bitmap 64-bit storage, if you get the bitmap in java and parse the data, what will happen?

The 32-bit standard format is portable (java, go, etc.). Regarding the 64-bit case, there is no

7/7/23

11/16/22

Some issues discuss RangeBitmap insert values.

Hi Team, While testing RangeBitmap, I recently came across several problems that I wanted to let you

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Some issues discuss RangeBitmap insert values.

Hi Team, While testing RangeBitmap, I recently came across several problems that I wanted to let you

11/16/22

Abhradeep Chakraborty, Daniel Lemire4

7/21/22

Can CRoaring library be relicensed to a Git-compatible license?

On Thursday, July 21, 2022 at 2:00:11 AM UTC+5:30 lem...@gmail.com wrote: I went ahead and released

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Can CRoaring library be relicensed to a Git-compatible license?

On Thursday, July 21, 2022 at 2:00:11 AM UTC+5:30 lem...@gmail.com wrote: I went ahead and released

7/21/22

Abhradeep Chakraborty, Daniel Lemire2

7/17/22

Does `roaring_bitmap_portable_serialize`(Croaring) really serialise in little endian encoding?

The question refers to the CRoaring library. Please review the CRoaring requirements from the README,

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Does `roaring_bitmap_portable_serialize`(Croaring) really serialise in little endian encoding?

The question refers to the CRoaring library. Please review the CRoaring requirements from the README,

7/17/22

lxl...@gmail.com, Daniel Lemire2

6/14/22

about the tag of release

I am very sorry. I fixed the mistake by adding a new tag. On Tuesday, June 14, 2022 at 4:19:22 AM UTC

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about the tag of release

I am very sorry. I fixed the mistake by adding a new tag. On Tuesday, June 14, 2022 at 4:19:22 AM UTC

6/14/22

5/3/22

Roaring64Bitmap.forEach question

Hi Team, I would like to use Roaring64Bitmap for collecting Long values in random order, and then

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Roaring64Bitmap.forEach question

Hi Team, I would like to use Roaring64Bitmap for collecting Long values in random order, and then

5/3/22

JDT, Daniel Lemire4

1/10/22

Is roaring_bitmap_to_uint32_array intended to yield ordered output?

Indeed. That is correct. On Saturday, January 8, 2022 at 7:17:44 AM UTC-5 JDT wrote: Thanks for the

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Is roaring_bitmap_to_uint32_array intended to yield ordered output?

Indeed. That is correct. On Saturday, January 8, 2022 at 7:17:44 AM UTC-5 JDT wrote: Thanks for the

1/10/22

Ali Mansour, Daniel Lemire5

11/17/21

Roaring memory management

Definitely you are right, it makes the code a bit more complicated/error prone. What I have in mind,

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Roaring memory management

Definitely you are right, it makes the code a bit more complicated/error prone. What I have in mind,

11/17/21

moradiya tushar

8/11/21

java.lang.NoSuchMethodError: org.roaringbitmap.ArrayContainer.add(C)Lorg/roaringbitmap/Container;

Hi Team, I am getting error while running code in Spark cluster java.lang.NoSuchMethodError: org.

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java.lang.NoSuchMethodError: org.roaringbitmap.ArrayContainer.add(C)Lorg/roaringbitmap/Container;

Hi Team, I am getting error while running code in Spark cluster java.lang.NoSuchMethodError: org.

8/11/21

Lester W, Daniel Lemire2

5/18/21

"Roaring" name origin?

I think I came up with the name. Roaring is an adjective that can mean "successful, optimistic

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"Roaring" name origin?

I think I came up with the name. Roaring is an adjective that can mean "successful, optimistic

5/18/21

Aniket Agarwalla, Daniel Lemire5

5/17/21

Croaring error when run in linux

Thanks a lot sir for the information. It helped me. On Mon, 17 May, 2021, 8:40 pm Daniel Lemire, <

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Croaring error when run in linux

Thanks a lot sir for the information. It helped me. On Mon, 17 May, 2021, 8:40 pm Daniel Lemire, <

5/17/21

5/7/21

How to efectively intersect two RoaringBitmaps and get RoaringBitmap of matching positions

Hi everyone, I tried to ask StackOverflow - but I'm also trying my luck here: What is the best

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How to efectively intersect two RoaringBitmaps and get RoaringBitmap of matching positions

Hi everyone, I tried to ask StackOverflow - but I'm also trying my luck here: What is the best

5/7/21

Matt Olan, … Daniel Lemire9

12/1/20

Custom memory managment

> The best thing would be for you to isolate your changes and just commit that. Let me take a run

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Custom memory managment

> The best thing would be for you to isolate your changes and just commit that. Let me take a run

12/1/20

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