codope commented on code in PR #767:
URL: https://github.com/apache/hudi-rs/pull/767#discussion_r4426851643
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cpp/src/lib.rs:
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@@ -33,33 +36,156 @@ mod ffi {
type ArrowArrayStream;
}
+ /// One column predicate, `field op value`. `op` is one of `=`, `!=`, `<`,
+ /// `<=`, `>`, `>=`, `IN`, `NOT IN`; the last two take a comma-separated
+ /// `value`.
+ struct HudiFilter {
+ field: String,
+ op: String,
+ value: String,
+ }
+
+ /// Options for one read. An empty `projection` reads every column;
+ /// `hudi_options` are `key=value` read configs such as
+ /// `hoodie.read.use.read_optimized.mode=true`.
+ struct HudiReadOptions {
+ projection: Vec<String>,
+ filters: Vec<HudiFilter>,
+ hudi_options: Vec<String>,
Review Comment:
agreed.. replaced it with `bool read_optimized`, since a per-read toggle on
a shared reader is the use case (one reader per table across many splits).
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