Issue 325: a deadlock in the fulltext search could occur if the connection that was used while initializing the fulltext search was later used to query the database.

DATABASE_TO_UPPER: when set to false, all identifier names (table names, column names)  are case sensitive (except aggregate, built-in functions, data types, and keywords).

MERGE: if a unique key was violated (but not the primary key or the key columns of the merge itself), the wrong exception was thrown.

The syntax for CREATE TABLE ... AS SELECT ... has been changed: options such as NOT PERSISTENT are now before the query (AS SELECT), because otherwise they might be interpreted as a part of the query.

The SQL state of the following exceptions has been changed: From 90009, 90010, 90011 to 22007: "Cannot parse DATE/TIME/TIMESTAMP constant ...".

There is a problem when opening a database file in a timezone that has different daylight saving rules.