mirror of
https://github.com/FirebirdSQL/firebird.git
synced 2025-01-22 22:43:03 +01:00
146 lines
2.9 KiB
Plaintext
146 lines
2.9 KiB
Plaintext
/*
|
|
* Program type: Embedded Dynamic SQL
|
|
*
|
|
* Description:
|
|
* This program creates a new database, using a static SQL string.
|
|
* The newly created database is accessed after its creation,
|
|
* and a sample table is added.
|
|
* The contents of this file are subject to the Interbase Public
|
|
* License Version 1.0 (the "License"); you may not use this file
|
|
* except in compliance with the License. You may obtain a copy
|
|
* of the License at http://www.Inprise.com/IPL.html
|
|
*
|
|
* Software distributed under the License is distributed on an
|
|
* "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, either express
|
|
* or implied. See the License for the specific language governing
|
|
* rights and limitations under the License.
|
|
*
|
|
* The Original Code was created by Inprise Corporation
|
|
* and its predecessors. Portions created by Inprise Corporation are
|
|
* Copyright (C) Inprise Corporation.
|
|
*
|
|
* All Rights Reserved.
|
|
* Contributor(s): ______________________________________.
|
|
*/
|
|
|
|
#include "example.h"
|
|
#include <stdlib.h>
|
|
#include <string.h>
|
|
|
|
void pr_error (char *operation);
|
|
|
|
char *new_dbname = "new.fdb";
|
|
|
|
char *create_tbl = "CREATE TABLE dbinfo (when_created DATE)";
|
|
char *insert_date = "INSERT INTO dbinfo VALUES ('NOW')";
|
|
|
|
|
|
/*
|
|
* Declare a database handle, which will be used by the new database.
|
|
*/
|
|
EXEC SQL
|
|
SET DATABASE db = COMPILETIME "employee.fdb";
|
|
|
|
int main(int argc, char** argv)
|
|
{
|
|
|
|
db = NULL;
|
|
|
|
/*
|
|
* Create a new database, establishing a connection
|
|
* as well.
|
|
*/
|
|
|
|
EXEC SQL
|
|
EXECUTE IMMEDIATE "CREATE DATABASE 'new.fdb'";
|
|
|
|
if (SQLCODE)
|
|
{
|
|
/* Print a descriptive message, if the database exists. */
|
|
if (SQLCODE == -902)
|
|
{
|
|
printf("\nDatabase already exists.\n");
|
|
printf("Remove %s before running this program.\n\n", new_dbname);
|
|
}
|
|
|
|
pr_error("create database");
|
|
return 1;
|
|
}
|
|
|
|
EXEC SQL
|
|
COMMIT RELEASE;
|
|
|
|
if (SQLCODE)
|
|
{
|
|
pr_error("commit & release");
|
|
return 1;
|
|
}
|
|
|
|
printf("Created database '%s'.\n\n", new_dbname);
|
|
|
|
|
|
/*
|
|
* Connect to the new database and create a sample table.
|
|
*/
|
|
|
|
/* Use the database handle declared above. */
|
|
EXEC SQL
|
|
CONNECT :new_dbname AS db;
|
|
if (SQLCODE)
|
|
{
|
|
pr_error("connect database");
|
|
return 1;
|
|
}
|
|
|
|
/* Create a sample table. */
|
|
EXEC SQL
|
|
SET TRANSACTION;
|
|
EXEC SQL
|
|
EXECUTE IMMEDIATE :create_tbl;
|
|
if (SQLCODE)
|
|
{
|
|
pr_error("create table");
|
|
return 1;
|
|
}
|
|
EXEC SQL
|
|
COMMIT RETAIN;
|
|
|
|
/* Insert 1 row into the new table. */
|
|
EXEC SQL
|
|
SET TRANSACTION;
|
|
EXEC SQL
|
|
EXECUTE IMMEDIATE :insert_date;
|
|
if (SQLCODE)
|
|
{
|
|
pr_error("insert into");
|
|
return 1;
|
|
}
|
|
EXEC SQL
|
|
COMMIT RELEASE;
|
|
|
|
printf("Successfully accessed the newly created database.\n\n");
|
|
|
|
EXEC SQL
|
|
DISCONNECT db;
|
|
|
|
return 0;
|
|
}
|
|
|
|
|
|
/*
|
|
* Print the status, the SQLCODE, and exit.
|
|
* Also, indicate which operation the error occured on.
|
|
*/
|
|
void pr_error(char* operation)
|
|
{
|
|
printf("[\n");
|
|
printf("PROBLEM ON \"%s\".\n", operation);
|
|
|
|
isc_print_status(gds__status);
|
|
|
|
printf("SQLCODE = %d\n", SQLCODE);
|
|
|
|
printf("]\n");
|
|
}
|
|
|