diff options
Diffstat (limited to 'gnu/packages/java.scm')
| -rw-r--r-- | gnu/packages/java.scm | 12 |
1 files changed, 7 insertions, 5 deletions
diff --git a/gnu/packages/java.scm b/gnu/packages/java.scm index e8cab46a7c..e1e071573d 100644 --- a/gnu/packages/java.scm +++ b/gnu/packages/java.scm @@ -6742,12 +6742,14 @@ This is a part of the Apache Commons Project.") (name "java-javaewah") (version "1.1.6") (source (origin - (method url-fetch) - (uri (string-append "https://github.com/lemire/javaewah/" - "archive/JavaEWAH-" version ".tar.gz")) + (method git-fetch) + (uri (git-reference + (url "https://github.com/lemire/javaewah/") + (commit (string-append "JavaEWAH-" version)))) + (file-name (git-file-name name version)) (sha256 (base32 - "1n7j1r1h24wlhwv9zdcj6yqjrhma2ixwyzm15l5vrv6yqjs6753b")))) + "1m8qcb1py76v7avbjjrkvyy6fhr5dk2ywy73gbsxqry04gkm2nhw")))) (build-system ant-build-system) (arguments `(#:jar-name "javaewah.jar")) (inputs @@ -6760,7 +6762,7 @@ This is a part of the Apache Commons Project.") compression scheme. It can be used to implement bitmap indexes. The goal of word-aligned compression is not to achieve the best compression, -but rather to improve query processing time. Hence, JavaEWAH tries to save CPU +but rather to improve query processing time. Hence, JavaEWAH tries to save CPU cycles, maybe at the expense of storage. However, the EWAH scheme is always more efficient storage-wise than an uncompressed bitmap (as implemented in the @code{BitSet} class by Sun).") |