Updating date in sql

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So it doesn't matter which issue within the project it is. If it makes a difference, we're running postgresql.

One answer is to create statistics whenever the Database Engine Tuning Advisor suggests creating statistics.

clause; columns not explicitly modified retain their previous values.

There are two ways to modify a table using information contained in other tables in the database: using sub-selects, or specifying additional tables in the you should ensure that the join produces at most one output row for each row to be modified.

When you set this option to OFF, the Query Optimizer will update the outdated statistics before compiling the query.

This option can be useful in OLTP environments while it can have negative effects in data warehouses.

You should also consider creating statistics when your query selects from a subset of data or the query predicate contains multiple correlated columns.

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