odbc-number-of-columns ( statement -- number )

Vocabulary

odbc

Inputs

statement

an ODBC statement handle

Outputs

number

a number

Word description

Returns the number of columns of data retrieved.

See also

odbc-init, odbc-connect, odbc-disconnect, odbc-prepare, odbc-free-statement, odbc-execute, odbc-next-row, odbc-number-of-columns, odbc-describe-column, odbc-get-field, odbc-get-row-fields, odbc-get-all-rows, odbc-query

Definition

USING: alien.c-types alien.data kernel ;

IN: odbc

: odbc-number-of-columns ( statement -- number )
    0 short <ref> [ SQLNumResultCols succeeded? ] keep swap
    [ short deref ] [ drop f ] if ;