HEIDENHAIN TNC 320 User Manual page 357

Compact contouring control

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SQL FETCH reads the row addressed with INDEX from the

result set,and places the table entries in the linked (assigned) Q

parameters. The result set is addressed with the HANDLE.

SQL FETCH takes into account all columns entered in the "Select"

Parameter no. for result: Q parameter in which the

SQL server reports the result:

1: Error occurred (incorrect handle or index too

Database: SQL access ID: Q parameter with the

for identifying the result set

Further Information:

Database: Index for SQL result: Row number

within the result set. The table entries of this row

are read and are transferred into the bound Q

parameters. If you do not specify the index, the first

row (n=0) is read.

Either enter the row number directly or program the

Q parameter containing the index

HEIDENHAIN | TNC 320 | Conversational Programming User's Manual | 9/2016

Accessing tables with SQL commands

"SQL SELECT", page 355

Row number is transferred to a Q

11SQL BIND Q881

"TAB_EXAMPLE.MEAS_NO"

12SQL BIND Q882

"TAB_EXAMPLE.MEAS_X"

13SQL BIND Q883

"TAB_EXAMPLE.MEAS_Y"

14SQL BIND Q884

"TAB_EXAMPLE.MEAS_Z"

20SQL Q5 "SELECT

MEAS_NO,MEAS_X,MEAS_Y,

MEAS_Z FROM TAB_EXAMPLE"

30 SQL FETCH Q1HANDLE Q5 INDEX

Row number is programmed directly

30 SQL FETCH Q1HANDLE Q5 INDEX5