Initializing help system before first use

OCIreadinteger

Purpose
Read an integer value from a database.
Synopsis
function OCIreadinteger(s:string|text):integer
Argument
s 
SQL command for selecting the value to be read
Return value
Integer value read or 0.
Example
The following gets the article number of the first data item in table pricelist for which the field color is set to blue: 
i:=OCIreadinteger(
       "select articlenum from pricelist where color=blue")
Further information
1. 0 is returned if no integer value can be found.
2. If the given SQL selection command does not denote a single value, the first value to which the selection criterion applies is returned.
Related topics
OCIexecute, OCIreadreal, OCIreadstring.
Module
mmoci

Parent Topic Procedures and functions

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