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.\" ========================================================================
.\"
.IX Title "STAG-JOIN 1p"
.TH STAG-JOIN 1p "2022-06-12" "perl v5.34.0" "User Contributed Perl Documentation"
.\" For nroff, turn off justification.  Always turn off hyphenation; it makes
.\" way too many mistakes in technical documents.
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.SH "NAME"
stag\-join \- joins two stag files together based around common key
.SH "SYNOPSIS"
.IX Header "SYNOPSIS"
.Vb 1
\&  stag\-join  \-w xml country/city_id=capital/capital_id countries.xml capitals.xml
\&
\&  stag\-join  \-w itext gene/tax_id=species/tax_id genedb.itext speciesdb.itext
.Ve
.SH "DESCRIPTION"
.IX Header "DESCRIPTION"
Performs a relational-style \s-1INNER JOIN\s0 between two stag trees; this
effectively merges two files together, based on some kind of \s-1ID\s0 in the
file
.SH "ARGUMENTS"
.IX Header "ARGUMENTS"
.IP "\-p|parser \s-1FORMAT\s0" 4
.IX Item "-p|parser FORMAT"
\&\s-1FORMAT\s0 is one of xml, sxpr or itext, or the name of a perl module
.Sp
xml assumed as default
.IP "\-w|writer \s-1FORMAT\s0" 4
.IX Item "-w|writer FORMAT"
\&\s-1FORMAT\s0 is one of xml, sxpr or itext, or the name of a perl module
.SH "LIMITATIONS"
.IX Header "LIMITATIONS"
currently not event based, so may not be memory efficicent. could be
easily rewritten to be event based
.SH "SEE ALSO"
.IX Header "SEE ALSO"
Data::Stag
.PP
This script is a wrapper for the method
.PP
.Vb 1
\&  Data::Stag\->ijoin()
.Ve