For example, if you are creating a new QueryDef object, you must set its SQL property to a valid SQL string. But if you are using an ADO Recordset object, you must set its Source property to a valid SQL string.The easiest way to construct an SQL statement is to create a...
using(EntityConnection conn =newEntityConnection("name=SchoolEntities")) { conn.Open();// Create a query that specifies to// get a collection of only OnsiteCourses.stringesqlQuery =@"SELECT VAlUE onsiteCourse FROM OFTYPE(SchoolEntities.Courses, SchoolModel.OnsiteCourse) AS onsiteCourse";usi...
inserts to theCustomertable are downloaded only if a row for the customer is also inserted into theCustomerContacttable. Notice that the select list does not include all columns. As with all the queries that are used in synchronization, the logic of each query depends on the requirements of ...
Some operators can take only one argument. If your argument must include more than one column from the database, you must create an anonymous type to represent the combination. Example 1 The following example shows a query that invokes theGroupByoperator, which can take only onekeyargument. ...
How to change the current SQL Server name How to create a chunk file in Dexterity How to upgrade a Dexterity-based application How to use ADO with VBA on a window How to create an IMTraceLog.txt file for Integration Manager How to create custom eConnect Requester Document T...
You can also use OPENQUERY to query the Excel linked server in a "passthrough" manner, as follows: SELECT * FROM OPENQUERY(XLTEST_DMO, 'SELECT * FROM [Sheet1$]') The first argument that OPENQUERY expects is the linked server name. Delimiters are required for worksheet names, as shown abov...
In ADOQuery1.Params wheresql = to the variable: <parWheresql> If I pass the variable <parWheresql> for example the string "ID = 1" is given an error in undeclared identifier -> 'ID' although a field ID of the table, the same happens if I assign a value to defau...
Today you will see how to make an ADO.NET Data Service client (console application) to CRUD (Create, Read, Update, and Delete) these different data sources in Visual C# (or VB.NET). Also, you will see how to use ADO.N...
OBJECT_ID('SubtractVacationHours', 'P') IS NOT NULL DROP PROCEDURE SubtractVacationHours"; $stmt1 = sqlsrv_query( $conn, $tsql_dropSP); if( $stmt1 === false ) { echo "Error in executing statement 1.\n"; die( print_r( sqlsrv_errors(), true)); } /* Create the stored ...
You do not have to care about the order in which parameters are created. Parameter can appear more than once in query text, but you have to create only one instance of it in Parameters collection. For example, a simple Update statement that requires named parameters might look like the ...