Which feature in SQL Server and Azure Synapse Analytics lets you run T-SQL queries against external data stores and makes those external sources appear as tables in a SQL database?
PostgreSQL の UNNEST を使った配列渡し INSERT と、 COPY プロトコルを使ったバルク転送を使い分けることで、行ごとの往復を UNNEST では 1 本の SQL に、COPY では少数の一括転送 + 後続 INSERT にまとめられます。
A production-ready Natural Language to SQL query generator with enterprise-grade security, multi-database support, and corporate OAuth gateway integration.
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