Fix TestConcurrentReadOnParams cleaning up the connection too early #926
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Description
This test failed randomly when concurrent threads were run. If no row was read, the connection was returned to the pool too fast, before chunk decoding (in another thread) was finished. Currently, as we read from the rows, this object is not returned to the pool too early.
Checklist
make fmt
to fix inconsistent formatsmake lint
to get lint errors and fix all of them