diff options
Diffstat (limited to 'src/interfaces/ecpg/test/sql/sqlda.pgc')
-rw-r--r-- | src/interfaces/ecpg/test/sql/sqlda.pgc | 266 |
1 files changed, 266 insertions, 0 deletions
diff --git a/src/interfaces/ecpg/test/sql/sqlda.pgc b/src/interfaces/ecpg/test/sql/sqlda.pgc new file mode 100644 index 0000000..e551385 --- /dev/null +++ b/src/interfaces/ecpg/test/sql/sqlda.pgc @@ -0,0 +1,266 @@ +#include <stdlib.h> +#include <string.h> +#include <limits.h> +#include "ecpg_config.h" + +exec sql include ../regression; +exec sql include sqlda.h; +exec sql include pgtypes_numeric.h; + +exec sql whenever sqlerror stop; + +/* These shouldn't be under DECLARE SECTION */ +sqlda_t *inp_sqlda, *outp_sqlda, *outp_sqlda1; + +static void +dump_sqlda(sqlda_t *sqlda) +{ + int i; + + if (sqlda == NULL) + { + printf("dump_sqlda called with NULL sqlda\n"); + return; + } + + for (i = 0; i < sqlda->sqld; i++) + { + if (sqlda->sqlvar[i].sqlind && *(sqlda->sqlvar[i].sqlind) == -1) + printf("name sqlda descriptor: '%s' value NULL'\n", sqlda->sqlvar[i].sqlname.data); + else + switch (sqlda->sqlvar[i].sqltype) + { + case ECPGt_char: + printf("name sqlda descriptor: '%s' value '%s'\n", sqlda->sqlvar[i].sqlname.data, sqlda->sqlvar[i].sqldata); + break; + case ECPGt_int: + printf("name sqlda descriptor: '%s' value %d\n", sqlda->sqlvar[i].sqlname.data, *(int *)sqlda->sqlvar[i].sqldata); + break; + case ECPGt_long: + printf("name sqlda descriptor: '%s' value %ld\n", sqlda->sqlvar[i].sqlname.data, *(long int *)sqlda->sqlvar[i].sqldata); + break; + case ECPGt_long_long: + printf( +#ifdef _WIN32 + "name sqlda descriptor: '%s' value %I64d\n", +#else + "name sqlda descriptor: '%s' value %lld\n", +#endif + sqlda->sqlvar[i].sqlname.data, *(long long int *)sqlda->sqlvar[i].sqldata); + break; + case ECPGt_double: + printf("name sqlda descriptor: '%s' value %f\n", sqlda->sqlvar[i].sqlname.data, *(double *)sqlda->sqlvar[i].sqldata); + break; + case ECPGt_numeric: + { + char *val; + + val = PGTYPESnumeric_to_asc((numeric*)sqlda->sqlvar[i].sqldata, -1); + printf("name sqlda descriptor: '%s' value NUMERIC '%s'\n", sqlda->sqlvar[i].sqlname.data, val); + PGTYPESchar_free(val); + break; + } + } + } +} + +int +main (void) +{ +exec sql begin declare section; + char *stmt1 = "SELECT * FROM t1"; + char *stmt2 = "SELECT * FROM t1 WHERE id = ?"; + int rec; + int id; +exec sql end declare section; + + char msg[128]; + + ECPGdebug(1, stderr); + + strcpy(msg, "connect"); + exec sql connect to REGRESSDB1 as regress1; + + strcpy(msg, "set"); + exec sql set datestyle to iso; + + strcpy(msg, "create"); + exec sql create table t1( + id integer, + t text, + d1 numeric, + d2 float8, + c char(10), + big bigint + ); + + strcpy(msg, "insert"); + exec sql insert into t1 values + (1, 'a', 1.0, 1, 'a',1111111111111111111), + (2, null, null, null, null,null), + (3, 'c', 0.0, 3, 'c',3333333333333333333), + (4, 'd', 'NaN', 4, 'd',4444444444444444444), + (5, 'e', 0.001234, 5, 'e',5555555555555555555); + + strcpy(msg, "commit"); + exec sql commit; + + /* SQLDA test for getting all records from a table */ + + outp_sqlda = NULL; + + strcpy(msg, "prepare"); + exec sql prepare st_id1 from :stmt1; + + strcpy(msg, "declare"); + exec sql declare mycur1 cursor for st_id1; + + strcpy(msg, "open"); + exec sql open mycur1; + + exec sql whenever not found do break; + + rec = 0; + while (1) + { + strcpy(msg, "fetch"); + exec sql fetch 1 from mycur1 into descriptor outp_sqlda; + + printf("FETCH RECORD %d\n", ++rec); + dump_sqlda(outp_sqlda); + } + + exec sql whenever not found continue; + + strcpy(msg, "close"); + exec sql close mycur1; + + strcpy(msg, "deallocate"); + exec sql deallocate prepare st_id1; + + free(outp_sqlda); + + /* SQLDA test for getting ALL records into the sqlda list */ + + outp_sqlda = NULL; + + strcpy(msg, "prepare"); + exec sql prepare st_id2 from :stmt1; + + strcpy(msg, "declare"); + exec sql declare mycur2 cursor for st_id2; + + strcpy(msg, "open"); + exec sql open mycur2; + + strcpy(msg, "fetch"); + exec sql fetch all from mycur2 into descriptor outp_sqlda; + + outp_sqlda1 = outp_sqlda; + rec = 0; + while (outp_sqlda1) + { + sqlda_t *ptr; + printf("FETCH RECORD %d\n", ++rec); + dump_sqlda(outp_sqlda1); + + ptr = outp_sqlda1; + outp_sqlda1 = outp_sqlda1->desc_next; + free(ptr); + } + + strcpy(msg, "close"); + exec sql close mycur2; + + strcpy(msg, "deallocate"); + exec sql deallocate prepare st_id2; + + /* SQLDA test for getting one record using an input descriptor */ + + /* + * Input sqlda has to be built manually + * sqlda_t contains 1 sqlvar_t structure already. + */ + inp_sqlda = (sqlda_t *)malloc(sizeof(sqlda_t)); + memset(inp_sqlda, 0, sizeof(sqlda_t)); + inp_sqlda->sqln = 1; + + inp_sqlda->sqlvar[0].sqltype = ECPGt_int; + inp_sqlda->sqlvar[0].sqldata = (char *)&id; + + printf("EXECUTE RECORD 4\n"); + + id = 4; + + outp_sqlda = NULL; + + strcpy(msg, "prepare"); + exec sql prepare st_id3 FROM :stmt2; + + strcpy(msg, "execute"); + exec sql execute st_id3 using descriptor inp_sqlda into descriptor outp_sqlda; + + dump_sqlda(outp_sqlda); + + strcpy(msg, "deallocate"); + exec sql deallocate prepare st_id3; + + free(inp_sqlda); + free(outp_sqlda); + + /* SQLDA test for getting one record using an input descriptor + * on a named connection + */ + + exec sql connect to REGRESSDB1 as con2; + + /* + * Input sqlda has to be built manually + * sqlda_t contains 1 sqlvar_t structure already. + */ + inp_sqlda = (sqlda_t *)malloc(sizeof(sqlda_t)); + memset(inp_sqlda, 0, sizeof(sqlda_t)); + inp_sqlda->sqln = 1; + + inp_sqlda->sqlvar[0].sqltype = ECPGt_int; + inp_sqlda->sqlvar[0].sqldata = (char *)&id; + + printf("EXECUTE RECORD 4\n"); + + id = 4; + + outp_sqlda = NULL; + + strcpy(msg, "prepare"); + exec sql at con2 prepare st_id4 FROM :stmt2; + + strcpy(msg, "execute"); + exec sql at con2 execute st_id4 using descriptor inp_sqlda into descriptor outp_sqlda; + + dump_sqlda(outp_sqlda); + + strcpy(msg, "commit"); + exec sql at con2 commit; + + strcpy(msg, "deallocate"); + exec sql deallocate prepare st_id4; + + free(inp_sqlda); + free(outp_sqlda); + + strcpy(msg, "disconnect"); + exec sql disconnect con2; + + /* End test */ + + strcpy(msg, "drop"); + exec sql drop table t1; + + strcpy(msg, "commit"); + exec sql commit; + + strcpy(msg, "disconnect"); + exec sql disconnect; + + return 0; +} |