EXEC SQL INCLUDE ../regression; EXEC SQL WHENEVER SQLERROR SQLPRINT; int main(void) { EXEC SQL BEGIN DECLARE SECTION; char *stmt1 = "INSERT INTO test1 VALUES ($1, $2)"; char *stmt2 = "SELECT * from test1 where a = $1 and b = $2"; char *stmt3 = "SELECT * from test1 where :var = a"; int val1 = 1; char val2[4] = "one", val2output[] = "AAA"; int val1output = 2, val2i = 0; int val2null = -1; int ind1, ind2; char desc1[8] = "outdesc"; EXEC SQL END DECLARE SECTION; ECPGdebug(1, stderr); EXEC SQL ALLOCATE DESCRIPTOR indesc; EXEC SQL ALLOCATE DESCRIPTOR :desc1; EXEC SQL SET DESCRIPTOR indesc VALUE 1 DATA = :val1; EXEC SQL SET DESCRIPTOR indesc VALUE 2 INDICATOR = :val2i, DATA = :val2; EXEC SQL CONNECT TO REGRESSDB1; EXEC SQL CREATE TABLE test1 (a int, b text); EXEC SQL PREPARE foo1 FROM :stmt1; EXEC SQL PREPARE "Foo-1" FROM :stmt1; EXEC SQL PREPARE foo2 FROM :stmt2; EXEC SQL PREPARE foo3 FROM :stmt3; EXEC SQL EXECUTE foo1 USING SQL DESCRIPTOR indesc; EXEC SQL SET DESCRIPTOR indesc VALUE 1 DATA = 2; EXEC SQL SET DESCRIPTOR indesc VALUE 2 INDICATOR = :val2null, DATA = :val2; EXEC SQL EXECUTE foo1 USING SQL DESCRIPTOR indesc; EXEC SQL SET DESCRIPTOR indesc VALUE 1 DATA = 3; EXEC SQL SET DESCRIPTOR indesc VALUE 2 INDICATOR = :val1, DATA = 'this is a long test'; EXEC SQL EXECUTE "Foo-1" USING SQL DESCRIPTOR indesc; EXEC SQL DEALLOCATE "Foo-1"; EXEC SQL SET DESCRIPTOR indesc VALUE 1 DATA = :val1; EXEC SQL SET DESCRIPTOR indesc VALUE 2 INDICATOR = :val2i, DATA = :val2; EXEC SQL EXECUTE foo2 USING SQL DESCRIPTOR indesc INTO SQL DESCRIPTOR :desc1; EXEC SQL GET DESCRIPTOR :desc1 VALUE 1 :val2output = DATA; printf("output = %s\n", val2output); EXEC SQL DECLARE c1 CURSOR FOR foo2; EXEC SQL OPEN c1 USING SQL DESCRIPTOR indesc; EXEC SQL FETCH next FROM c1 INTO :val1output:ind1, :val2output:ind2; printf("val1=%d (ind1: %d) val2=%s (ind2: %d)\n", val1output, ind1, val2output, ind2); EXEC SQL CLOSE c1; EXEC SQL SET DESCRIPTOR indesc COUNT = 1; EXEC SQL SET DESCRIPTOR indesc VALUE 1 DATA = 2; EXEC SQL DECLARE c2 CURSOR FOR foo3; EXEC SQL OPEN c2 USING SQL DESCRIPTOR indesc; EXEC SQL FETCH next FROM c2 INTO :val1output, :val2output :val2i; printf("val1=%d val2=%s\n", val1output, val2i ? "null" : val2output); EXEC SQL CLOSE c2; EXEC SQL SELECT * INTO :val1output, :val2output:val2i FROM test1 where a = 3; printf("val1=%d val2=%c%c%c%c warn=%c truncate=%d\n", val1output, val2output[0], val2output[1], val2output[2], val2output[3], sqlca.sqlwarn[0], val2i); EXEC SQL DROP TABLE test1; EXEC SQL DEALLOCATE ALL; EXEC SQL DISCONNECT; EXEC SQL DEALLOCATE DESCRIPTOR indesc; EXEC SQL DEALLOCATE DESCRIPTOR :desc1; return 0; }