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select * from ACT where STATUS='I'
Total rows in a table 508633
no of rows returned is 4
Index is there on status column .
optimizer_mode=choose
The index is not used ..Under rule based optimizer it works .
when given a hint the index is used ..
what values should I give under thses circumstance for these two parameters to make index usage ...
optimizer_index_caching 0
optimizer_index_cost_adj 100
Radhakrishnan.M
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