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damex_describeTableJoinInfo

  • Last Updated: May 12, 2026
  • 1 minute read
    • OpenAccess SDK
    • Version 9.0
    • Documentation

This function is used to retrieve the outer/inner join information for a join query. If no outer/inner join exists, NULL value is returned for phJoinExp.

void damex_describeTableJoinInfo(
    DAM_HTABLE     hTable,
    int         *  piJoinType,
    DAM_HLOGEXP *  phJoinExp)

Parameters for damex_describeTableJoinInfo

Parameter VType Description
IN
hTable DAM_HTABLE The table handle.
OUT
piJoinType int * The type of the join:
  • SQL_JOIN_LEFT_OUTER - left outer join
  • SQL_JOIN_RIGHT_OUTER - right outer join
  • SQL_JOIN_FULL_OUTER - full outer join
  • SQL_JOIN_INNER - inner join
  • SQL_JOIN_OLD_STYLE - inner join
  • phJoinExp DAM_HLOGEXP * The handle to the join expression in the ON clause of the join.
    A NULL is returned if no outer/inner join exists.
    RETURN
    NONE
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