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MERGE

MERGE​

description​

Syntax​

AGGREGATE_FUNCTION_MERGE(agg_state) The aggregated intermediate results are aggregated and calculated to obtain the actual result. The type of the result is consistent with AGGREGATE_FUNCTION.

example​

mysql [test]>select avg_merge(avg_state(1)) from d_table;
+-------------------------+
| avg_merge(avg_state(1)) |
+-------------------------+
| 1 |
+-------------------------+

keywords​

AGG_STATE, MERGE