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XQuery xdmp:binary-is-external

MarkLogic 12 Product Documentation
xdmp.binaryIsExternal

xdmp.binaryIsExternal(
   source as binary()
) as Boolean

Summary

Test whether or not a binary node represents an external binary.

Parameters
source The binary mode to be tested.

Usage Notes

An external binary node is one created using xdmp:external-binary. For more details, see "Working With Binary Documents" in the Application Developer's Guide.

Example

var n = xdmp.externalBinary("/testdata1/logo.gif", 1, 2456);
xdmp.binaryIsExternal(n);

  => true

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