JdbcSplittablePartition

State value to emit when the partition is read in its entirety.

Query which produces all records in the partition in no particular order.

The partition's stream's transient state, including parameters like fetchSize, etc.

State value to emit when the partition is read up to (and including) lastRecord.

Query which produces a subset of records at the beginning of the partition.

Query which samples records in the partition at the rate of 2^-sampleRateInvPow2.

Tries to acquire resources for JdbcPartitionsCreator.

Tries to acquire resources for JdbcPartitionReader.