MODE_PREPARE = 2;.

index is being built.

Index is ready to use.

Alter table with given path.

Begin transaction on given session with given settings.

Commit transaction with given session and tx id.

Copy table with given path.

Creates consistent copy of given tables.

Create new session.

Create new session.

Delete session with given id string.

Describe table with given path.

Drop table with given path.

One QueryResult can contain multiple tables.

Explain data query.

Description of index building operation.

State of index building operation.

Keep session alive.

Prepare given program to execute.

Holds query id and type of parameters.

Collect and return query execution stats.

Request to read table (without SQL).

ReadTable doesn't use Operation, returns result directly.

Result of read table request.

Rollback transaction with given session and tx id.

Represent secondary index.

Represent secondary index with index state.

Holds transaction id.