I'm about to convert a stored procedure from pl/sql to SQL Server. The procedure uses a cursor to loop through the results of a select
query. Is there a SQL Server equivalent to the ORACLE rowtype
construct?
The %ROWTYPE attribute, used to declare PL/SQL variables of type record with fields that correspond to the columns of a table or view, is supported by the Db2® data server. Each field in a PL/SQL record assumes the data type of the corresponding column in the table. A record is a named, ordered collection of fields.
The %ROWTYPE attribute provides a record type that represents a row in a database table. The record can store an entire row of data selected from the table or fetched from a cursor or cursor variable. Variables declared using %ROWTYPE are treated like those declared using a datatype name.
%TYPE. %ROWTYPE. The %Type datatype is use to define the variable as column name datatype for specified table. If you dont know the datatype of specified column and you require to assign that datatype to the variable then you can use %ROWTYPE.
%rowtype is an attribute to inherit datatypes of attributes of a table into a RECORD variable. Type record is a keyword to create record type using either explicitly specifying atrributes or by implecitly inheriting attributes from a table or a existing cursor.
This is a massive reason to dislike SQL Server when compared to oracle.
I am so disappointed that SS doesn't have %TYPE and %ROWTYPE. These save hours of work when initially writing code and in the event that the type of a column needs to change, it saves having to go back and re-work all the code.
In Oracle I used to write something like:
DECLARE @MyRowVar AS ATable%ROWTYPE;
In SQL Server, I just had to write this this:
DECLARE @External_ID AS BIGINT = NULL;
DECLARE @PlatformID AS INT = NULL;
DECLARE @ActorIDOfReseller AS INT = NULL;
DECLARE @ActorIDOfClient AS INT = NULL;
DECLARE @ActorIDOfExtension AS INT = NULL;
DECLARE @CallType AS NCHAR (10) = NULL;
DECLARE @CallInitiatedDate AS DATE = NULL;
DECLARE @CallInitiatedTimeHH24MI AS TIME (0) = NULL;
DECLARE @TimePeriodID AS INT = NULL;
DECLARE @CallAnswered AS DATETIME = NULL;
DECLARE @CallAnsweredYN AS BIT = NULL;
DECLARE @CallDispositionID AS INT = NULL;
DECLARE @CountryID AS INT = NULL;
DECLARE @CallPrefixID AS INT = NULL;
DECLARE @FromNumber AS VARCHAR (32) = NULL;
DECLARE @ToNumber AS VARCHAR (80) = NULL;
DECLARE @CallDuration AS INT = NULL;
DECLARE @CallCostToExtension AS DECIMAL (10, 6) = NULL;
DECLARE @CallCostToClient AS DECIMAL (10, 6) = NULL;
DECLARE @CallCostToReseller AS DECIMAL (10, 6) = NULL;
DECLARE @CallCostToAdmin AS DECIMAL (10, 6) = NULL;
DECLARE @Flow AS VARCHAR (3) = NULL;
DECLARE @CallStart AS DATETIME = NULL;
DECLARE @MoneyUnit AS VARCHAR (32) = NULL;
DECLARE @Prefix AS VARCHAR (32) = NULL;
DECLARE @External_CallID AS VARCHAR (255) = NULL;
This is making me very sad.
Harvey
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