'COPY ... FROM STDIN' Support with Dynamic Fast Forward and Improved Error Handling - v3.0 #4762
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…contains row description
Added threshold checks to manage result size
…kend if COPY FROM STDIN bypasses the initial checks and lands here
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… bundled libraries are prioritized during the build process.
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Introduced
FAST FORWARDandDYNAMIC FAST FORWARDfor PostgreSQLCOPY ... FROM STDIN, where data streaming to the backend server is required. When such a command is detected, Dynamic Fast Forward mode is automatically activated. After the data transfer is complete, the session seamlessly reverts to Normal mode. This feature is flexible and can be extended to manage similar streaming or data-intensive operations in the future if needed.COPY INandCOPY BOTHscenarios when queries bypass the initialCOPY ... FROM STDINchecks and reach thePGSQL_Connectionhandler. Instead of triggering an assertion, the system now safely disconnects the client and backend connections to maintain stability.COPY OUTformat extraction.Closes #4746