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Added query option for disabled fillBlockCache. #182

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merged 2 commits into from
Dec 5, 2021
Merged

Added query option for disabled fillBlockCache. #182

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4dc2d4b
Added query option for disabled fillBlockCache.
joerg84 Dec 3, 2021
912090a
Merge branch 'main' into fillBlockCache
aMahanna Dec 3, 2021
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13 changes: 13 additions & 0 deletions arango/aql.py
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Original file line number Diff line number Diff line change
Expand Up @@ -263,6 +263,7 @@ def execute(
stream: Optional[bool] = None,
skip_inaccessible_cols: Optional[bool] = None,
max_runtime: Optional[Number] = None,
fill_block_cache: Optional[bool] = None,
) -> Result[Cursor]:
"""Execute the query and return the result cursor.

Expand Down Expand Up @@ -345,6 +346,16 @@ def execute(
it is killed. The value is specified in seconds. Default value
is 0.0 (no timeout).
:type max_runtime: int | float
:param fill_block_cache: If set to true or not specified, this will
make the query store the data it reads via the RocksDB storage
engine in the RocksDB block cache. This is usually the desired
behavior. The option can be set to false for queries that are
known to either read a lot of data which would thrash the block
cache, or for queries that read data which are known to be outside
of the hot set. By setting the option to false, data read by the
query will not make it into the RocksDB block cache if not already
in there, thus leaving more room for the actual hot set.
:type fill_block_cache: bool
:return: Result cursor.
:rtype: arango.cursor.Cursor
:raise arango.exceptions.AQLQueryExecuteError: If execute fails.
Expand All @@ -364,6 +375,8 @@ def execute(
options: Json = {}
if full_count is not None:
options["fullCount"] = full_count
if fill_block_cache is not None:
options["fillBlockCache"] = fill_block_cache
if max_plans is not None:
options["maxNumberOfPlans"] = max_plans
if optimizer_rules is not None:
Expand Down