This structure represents a target used to fetch data from in a SELECT statement; it can represent a table or a sub select. Note that the table_name part will be overwritten by &LIBGDA;, set the value of expr->value instead.
table_name
expr->
inheritance structure
alias
expression
table name part of expr if expr represents a table
expr
This structure represents a target used to fetch data from in a SELECT statement; it can represent a table or a sub select. Note that thewill be overwritten by &LIBGDA;,
set the value of
table_namepartexpr->value instead.