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Fix docs for QueryExecModeDescribeExec with connection poolers 

https://github.com/jackc/pgx/issues/1635
pull/1639/head
Jack Christensen 2023-06-11 08:26:02 -05:00
parent 1b68b5970e
commit 490f70fc5f
1 changed files with 4 additions and 2 deletions
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6
conn.go
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@ -585,8 +585,10 @@ const (
QueryExecModeCacheDescribe
// Get the statement description on every execution. This uses the extended protocol. Queries require two round trips
// to execute. It does not use prepared statements (allowing usage with most connection poolers) and is safe even
// when the the database schema is modified concurrently.
// to execute. It does not use named prepared statements. But it does use the unnamed prepared statement to get the
// statement description on the first round trip and then uses it to execute the query on the second round trip. This
// may cause problems with connection poolers that switch the underlying connection between round trips. It is safe
// even when the the database schema is modified concurrently.
QueryExecModeDescribeExec
// Assume the PostgreSQL query parameter types based on the Go type of the arguments. This uses the extended protocol