C++ (Cpp) OCI_GetRowCount Examples

Example #1

File: returning.c Project: Convey-Compliance/ocilib_own_repo

int main(void)
{
    OCI_Connection *cn;
    OCI_Statement  *st;
    OCI_Resultset  *rs;

    if (!OCI_Initialize(NULL, NULL, OCI_ENV_DEFAULT))
        return EXIT_FAILURE;

    cn = OCI_ConnectionCreate("db", "usr", "pwd", OCI_SESSION_DEFAULT);
    st = OCI_StatementCreate(cn);

    OCI_Prepare(st, "update products set code = code+10 returning code into :i");
    OCI_RegisterInt(st, ":i");
    OCI_Execute(st);
  
    rs = OCI_GetResultset(st);

    while (OCI_FetchNext(rs))
        printf("%i\n", OCI_GetInt(rs, 1));
 
    printf("count : %i\n", OCI_GetRowCount(rs));
  
    OCI_Commit(cn);
    OCI_Cleanup();

    return EXIT_SUCCESS;
}

Example #2

File: db_wrap_ocilib.c Project: ageric/merlin

int ociw_res_num_rows(db_wrap_result * self, size_t *num)
{
	RES_DECL(DB_WRAP_E_BAD_ARG);
	if (! num) return DB_WRAP_E_BAD_ARG;
	int rc = OCI_GetRowCount(wres->result);
	if (rc < 0)
	{
		return DB_WRAP_E_UNKNOWN_ERROR;
	}
	*num = (size_t)rc;
	return 0;
}

Example #3

File: fetch_struct.c Project: Convey-Compliance/ocilib_own_repo

int main(void)
{
    OCI_Connection *cn;
    OCI_Statement  *st;
    OCI_Resultset  *rs;

    product_t     prd;
    product_ind_t ind;
 
    char buf[100];

    int i = 0;

    if (!OCI_Initialize(NULL, NULL, OCI_ENV_DEFAULT))
        return EXIT_FAILURE;

    cn  = OCI_ConnectionCreate("db", "usr", "pwd", OCI_SESSION_DEFAULT);
    st  = OCI_StatementCreate(cn);  

    OCI_ExecuteStmt(st, "select * from products");

    rs = OCI_GetResultset(st);

    OCI_SetStructNumericType(rs, 1,  OCI_NUM_INT);
    OCI_SetStructNumericType(rs, 3,  OCI_NUM_DOUBLE);
   
    while (OCI_FetchNext(rs))
    {
        i++;

        OCI_GetStruct(rs, &prd, &ind);

        OCI_DateToText(prd.creation, "DD-MM-YYYY", 100, buf); 
        
        printf("row #%d              \n"
               "...prd.code     : %d \n"
               "...prd.name     : %s \n"
               "...prd.price    : %g \n"
               "...prd.creation : %s \n"
               "                     \n",
               i, prd.code, prd.name, prd.price, buf
              );
    }

    printf("\n\n%d row(s) fetched\n", OCI_GetRowCount(rs));

    OCI_Cleanup();

    return EXIT_SUCCESS;
}

Example #4

File: lob.c Project: Convey-Compliance/ocilib_own_repo

int main(void)
{
    OCI_Connection *cn;
    OCI_Statement *st;
    OCI_Resultset *rs;
    OCI_Lob *lob1, *lob2;

    char temp[SIZE_BUF+1];
    int code, n;

    if (!OCI_Initialize(NULL, NULL, OCI_ENV_DEFAULT))
        return EXIT_FAILURE;

    cn = OCI_ConnectionCreate("db", "usr", "pwd", OCI_SESSION_DEFAULT);
    st = OCI_StatementCreate(cn);
 
    OCI_ExecuteStmt(st, "select code, content from test_lob for update");

    rs = OCI_GetResultset(st);
    
    while (OCI_FetchNext(rs))
    {
        code = OCI_GetInt(rs, 1);
        lob1 = OCI_GetLob(rs, 2);
        lob2 = OCI_LobCreate(cn, OCI_CLOB);

        n = OCI_LobWrite(lob1, "Today, ", 7);
        OCI_LobSeek(lob1, n, OCI_SEEK_SET);
       
        n = OCI_LobWrite(lob2, "I'm going to the cinema !", 25);
       
        OCI_LobAppendLob(lob1, lob2);
        OCI_LobSeek(lob1, 0, OCI_SEEK_SET);
        
        n = OCI_LobRead(lob1, temp, SIZE_BUF);
        temp[n] = 0;

        printf("code: %i, action : %s\n", code, temp);
            
        OCI_LobFree(lob2);
    }

    printf("\n%d row(s) fetched\n", OCI_GetRowCount(rs));

    OCI_Cleanup();

    return EXIT_SUCCESS;
}