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Environment and Identifier Functions

  • Capella Columnar
  • reference
    +
    This topic describes the builtin SQL++ for Capella columnar environment and identifier functions.

    meta

    The meta function applies only to remote Couchbase collections.

    • Syntax:

      meta(expr)
meta()

    • Return a metadata object for a stored document.

    • Arguments:

      • expr : an expression returning a stored document

      • none, if the stored document can be determined from the context

    • Return Value:

      • a metadata object containing fields id, vbid, seq, cas, and flags.

    uuid

    • Syntax:

      uuid()

    • Generates a uuid.

    • Arguments:

      • none

    • Return Value:

      • a generated, random uuid.