Ex.
When retrieving "Size(z)" with ID = 0001H using the DBSELECT(P) instruction
[Product information table (proInfo)]
ID
0001H
0002H
[Program]
DBSELECT
The program searches and outputs the
Size(z) value of ID 0001H by using the
DBSELECT instruction.
(1) Second condition data sizeWORD type (1 word)
(2) 0 for the second condition which is not used
(3) Maximum output size 20 words
(4) Maximum number of outputs Default (0)
(5) Field name of first search condition
(6) The condition number is "=". Set K1.
(7) No logical operator setting value is used. Set K0.
(8) Set K1 for the determination value.
(9) K60 is output in WORD type (1 word).
7 APPLICATION INSTRUCTIONS
972
7.21 Database Access Instructions
Product
Size(x)
"AAA1"
80
"BBB2"
40
D0
D10
D100
D200
[Table name]
D10 p
r
o
I
n
f
o
D17 0000H
·
D42 0000H
Size(y)
100
90
·
Database
D300
M0
D500
[Number of fields]
D100
0001H
[Field name]
D101 S
i
z
e
(
z
)
D108 0000H
·
D132 0000H
Size(z)
60
40
[Output result]
D300
0001H
[Searched value]
D301
K60
Set conditions to search the value of
[Conditions]
ID 0001H.
D200 0001H
D201 0000H
D202 K20
D203
K0
D204
I
D
D206 0000H
·
D235 0000H
D236 K1
D237 K0
D238 K20
1 record
→(9)
→(1)
→(2)
→(3)
→(4)
(5)
→(6)
→(7)
→(8)