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+Added schema namespace support for PostgreSQL backend, including get_default_schema() method, schema-aware column formatting with alias handling, and support for multiple PostgreSQL extensions (PostGIS, pgvector, UUID, hstore).
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	`1`	`+Added schema namespace support for PostgreSQL backend, including get_default_schema() method, schema-aware column formatting with alias handling, and support for multiple PostgreSQL extensions (PostGIS, pgvector, UUID, hstore).`