Enum and Boolean datatypes no longer default to “create constraint”.Connection-level transactions can now be inactive based on subtransaction.New “post compile” bound parameters used for LIMIT/OFFSET in Oracle, SQL Server.Improved column labeling for simple column expressions using CAST or similar.SELECT objects and derived FROM clauses allow for duplicate columns and column labels.Proxying behavior goes away, was also unnecessary in modern usage.Rationale: To behave more like a named tuple rather than a mapping.RowProxy is no longer a “proxy” is now called Row and behaves like an enhanced named tuple.Built-in FROM linting will warn for any potential cartesian products in a SELECT statement.All IN expressions render parameters for each value in the list on the fly (e.g. ![]()
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