Alexander Kuzmenkov

Speed up chunk search by restriction clauses

4

We don't have to look up the dimension slices for dimensions for which we don't have restrictions. This also fixes a planning time regression introduced in 2.7. It was introduced...

Specifically, if we're doing a SELECT and already excluded the chunks that do not match the WHERE clause while expanding the hypertable, don't call the Postgres function that's supposed to...

Batch rows on access node for distributed COPY

2

Group the incoming rows into batches on access node before COPYing to data nodes. Also switch the data node connections to nonblocking mode for sending COPY data, so that we...

testing some stuff around distributed inserts

1

### Changes 1. Use nonblocking mode on COPY connections. 2. Group the rows into batches on access node before sending them to data nodes. ### Benchmarks I'm using the UK...

On a clean docker container timescale/timescaledb:latest-pg12', we get an error in server log: ``` ERROR: TimescaleDB background worker connected to template database, exiting ``` This error happens if the background...

Fix error when waiting for remote COPY to finish

1

Pass proper flags to WaitLatchOrSocket Fixes https://github.com/timescale/timescaledb/issues/4728

### What type of enhancement is this? User experience ### What subsystems and features will be improved? Compression ### What does the enhancement do? If (re)compression fails for a particular...

Put global metadata columns first, segmentby next, orderby metadata before the compressed orderby columns. This matches the order in which they are likely to be accessed when reading from a...