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copy paste prepared statement example for later expansion

This commit is contained in:
Adam D. Ruppe 2023-11-01 10:09:31 -04:00
parent 8d73ec2603
commit 3ab22db500
1 changed files with 57 additions and 1 deletions
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58
mssql.d
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@ -226,7 +226,7 @@ private string getSQLError(short handletype, SQLHANDLE handle)
256,
&textlen);
return message.idup;
return message[0 .. textlen].idup;
}
/*
@ -242,3 +242,59 @@ void main() {
}
}
*/
void omg() {
enum EMPLOYEE_ID_LEN = 6 ;
SQLHENV henv = null;
SQLHDBC hdbc = null;
SQLRETURN retcode;
SQLHSTMT hstmt = null;
SQLSMALLINT sCustID;
SQLCHAR[EMPLOYEE_ID_LEN]szEmployeeID;
SQL_DATE_STRUCT dsOrderDate;
SQLINTEGER cbCustID = 0, cbOrderDate = 0, cbEmployeeID = SQL_NTS;
retcode = SQLAllocHandle(SQL_HANDLE_ENV, cast(void*) SQL_NULL_HANDLE, &henv);
retcode = SQLSetEnvAttr(henv, SQL_ATTR_ODBC_VERSION, cast(SQLPOINTER*)SQL_OV_ODBC3, 0);
retcode = SQLAllocHandle(SQL_HANDLE_DBC, henv, &hdbc);
retcode = SQLSetConnectAttr(hdbc, SQL_LOGIN_TIMEOUT, cast(SQLPOINTER)5, 0);
retcode = SQLDriverConnect(
hdbc, null, cast(ubyte*)"DSN=PostgreSQL30Postgres".ptr, SQL_NTS,
null, 0, null,
SQL_DRIVER_NOPROMPT );
import std.stdio; writeln(retcode);
retcode = SQLAllocHandle(SQL_HANDLE_STMT, hdbc, &hstmt);
szEmployeeID[0 .. 6] = cast(ubyte[]) "BERGS\0";
sCustID = 5;
dsOrderDate.year = 2006;
dsOrderDate.month = 3;
dsOrderDate.day = 17;
/*
retcode = SQLBindParameter(hstmt, 1, SQL_PARAM_INPUT, SQL_C_CHAR, SQL_CHAR, EMPLOYEE_ID_LEN, 0, szEmployeeID.ptr, 0, &cbEmployeeID);
import std.stdio; writeln(retcode); writeln(getSQLError(SQL_HANDLE_STMT, hstmt));
*/
retcode = SQLBindParameter(hstmt, 1, SQL_PARAM_INPUT, SQL_C_SSHORT, SQL_INTEGER, 0, 0, &sCustID, 0, &cbCustID);
import std.stdio; writeln(retcode); writeln(getSQLError(SQL_HANDLE_STMT, hstmt));
/*
retcode = SQLBindParameter(hstmt, 3, SQL_PARAM_INPUT, SQL_C_TYPE_DATE, SQL_TIMESTAMP, dsOrderDate.sizeof, 0, &dsOrderDate, 0, &cbOrderDate);
import std.stdio; writeln(retcode); writeln(getSQLError(SQL_HANDLE_STMT, hstmt));
*/
retcode = SQLPrepare(hstmt, cast(SQLCHAR*)"INSERT INTO Orders(CustomerID, EmployeeID, OrderDate) VALUES ('omg', ?, 'now')", SQL_NTS);
import std.stdio; writeln("here ", retcode); writeln(getSQLError(SQL_HANDLE_STMT, hstmt));
retcode = SQLExecute(hstmt);
import std.stdio; writeln(retcode); writeln(getSQLError(SQL_HANDLE_STMT, hstmt));
}