add ReaderOptions
- `iterate_lower_bound` - `iterate_upper_bound` - `readahead_size` - `prefix_same_as_start` - `auto_prefix_mode`
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parent
c77770e2c4
commit
283bfd1f28
2 changed files with 23 additions and 3 deletions
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@ -2277,18 +2277,30 @@ cdef class DB(object):
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@staticmethod
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def __parse_read_opts(
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iterate_lower_bound=None,
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iterate_upper_bound=None,
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readahead_size=0,
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prefix_same_as_start=False,
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verify_checksums=False,
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fill_cache=True,
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snapshot=None,
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read_tier="all"):
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read_tier="all",
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auto_prefix_mode=False):
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# TODO: Is this really effiencet ?
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return locals()
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cdef options.ReadOptions build_read_opts(self, dict py_opts):
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cdef options.ReadOptions opts
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cdef Slice iterate_lower_bound
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cdef Slice iterate_upper_bound
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opts.verify_checksums = py_opts['verify_checksums']
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opts.fill_cache = py_opts['fill_cache']
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opts.readahead_size = py_opts['readahead_size']
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opts.prefix_same_as_start = py_opts['prefix_same_as_start']
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opts.auto_prefix_mode = py_opts['auto_prefix_mode']
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if py_opts['snapshot'] is not None:
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opts.snapshot = (<Snapshot?>(py_opts['snapshot'])).ptr
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@ -2298,7 +2310,10 @@ cdef class DB(object):
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opts.read_tier = options.kBlockCacheTier
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else:
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raise ValueError("Invalid read_tier")
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if py_opts['iterate_lower_bound'] is not None:
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opts.iterate_lower_bound = new Slice(PyBytes_AsString(py_opts['iterate_lower_bound']), PyBytes_Size(py_opts['iterate_lower_bound']))
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if py_opts['iterate_upper_bound'] is not None:
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opts.iterate_upper_bound = new Slice(PyBytes_AsString(py_opts['iterate_upper_bound']), PyBytes_Size(py_opts['iterate_upper_bound']))
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return opts
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property options:
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@ -172,10 +172,15 @@ cdef extern from "rocksdb/options.h" namespace "rocksdb":
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cpp_bool disableWAL
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cdef cppclass ReadOptions:
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const Snapshot* snapshot
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const Slice* iterate_lower_bound
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const Slice* iterate_upper_bound
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size_t readahead_size
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cpp_bool verify_checksums
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cpp_bool fill_cache
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const Snapshot* snapshot
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ReadTier read_tier
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cpp_bool prefix_same_as_start
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cpp_bool auto_prefix_mode
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cdef cppclass FlushOptions:
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cpp_bool wait
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