| TSchemaAction |
Represents an informational message about a schema change that was successfully applied or will be applied, such as a table or column being created.
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| TSchemaError |
Represents a schema difference that cannot be resolved automatically, such as a column type mismatch, a removed table, or an identity column change. These must be resolved manually before the database schema can be considered up to date.
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| TSchemaMessage |
Abstract base class for all messages produced by a schema comparison or update operation.
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| TSchemaWarning |
Represents a non-fatal schema difference that may require attention, such as adding a NOT NULL column without a default value, or creating a foreign key that could affect existing data.
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