Select from a sequence on a remote database using the NEXTVAL pseudo-column
This operation is implemented in the following versions
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This example was developed using Oracle 9.2.0.1 on Windows 2000
This example requires the following object definitions
-- On local database CREATE TABLE t1 (c1 NUMBER); -- On remote database CREATE SEQUENCE s1;
The table does not need to be analysed
The statement
-- On local database SELECT s1.NEXTVAL FROM t1@database@link;
generates the following execution plan
0 SELECT STATEMENT Optimizer=CHOOSE 1 0 SEQUENCE (REMOTE) 2 1 TABLE ACCESS (FULL) OF 'T1'