===============
Data Dictionary
===============

The data dictionary module provides schema introspection, table and column metadata,
foreign key resolution, dependency ordering, and database version capability profiling.

.. currentmodule:: sqlspec.data_dictionary

Metadata Types
==============

.. autoclass:: TableMetadata
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.. autoclass:: TableDetails
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.. autoclass:: ColumnMetadata
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.. autoclass:: ColumnDetails
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.. autoclass:: ForeignKeyMetadata
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.. autoclass:: IndexMetadata
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.. autoclass:: IndexDetails
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.. autoclass:: PartitionMetadata
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.. autoclass:: PrivilegeMetadata
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.. autoclass:: RoutineMetadata
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.. autoclass:: TriggerMetadata
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.. autoclass:: ViewMetadata
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Database Capability and Versions
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.. autoclass:: VersionInfo
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.. autoclass:: FeatureFlags
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.. autoclass:: FeatureVersions
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.. autoclass:: MetadataCapabilityProfile
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Data Dictionary Loader and Queries
==================================

.. autoclass:: DataDictionaryLoader
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.. autoclass:: MetadataQuery
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.. autoclass:: MetadataResult
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Helper Functions
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.. autofunction:: get_data_dictionary_loader

.. autofunction:: get_dialect_config

.. autofunction:: register_dialect

.. autofunction:: list_registered_dialects

.. autofunction:: sort_dependencies