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fys
66a13cb3b7
* refactor(mito): push down json2 type hints to parquet reads Signed-off-by: fys <fengys1996@gmail.com> * refactor(mito): share json2 target types with arc Signed-off-by: fys <fengys1996@gmail.com> * refactor(mito): derive json2 output schema from target types Signed-off-by: fys <fengys1996@gmail.com> * refactor(mito): simplify read columns construction Signed-off-by: fys <fengys1996@gmail.com> * fix: cargo check Signed-off-by: fys <fengys1996@gmail.com> * fix(mito): reject JSON hints for non-JSON2 read columns Signed-off-by: fys <fengys1996@gmail.com> * fix: do not pushdown json type hint of non-json2-col Signed-off-by: fys <fengys1996@gmail.com> * fix: unit test Signed-off-by: fys <fengys1996@gmail.com> * refactor(query): simplify JSON type hint application Signed-off-by: fys <fengys1996@gmail.com> * refactor: clean up JSON2 type hint handling Signed-off-by: fys <fengys1996@gmail.com> * refactor(mito2): keep JSON2 hints with flat read format Signed-off-by: fys <fengys1996@gmail.com> * fix(mito): use raw parquet projection for output schema Signed-off-by: fys <fengys1996@gmail.com> * fix(query): note JSON2 hint scope limitation Signed-off-by: fys <fengys1996@gmail.com> * refactor(mito): store JSON target types as native types Signed-off-by: fys <fengys1996@gmail.com> * test(json2): cover join hint qualifier limitation Signed-off-by: fys <fengys1996@gmail.com> * refactor(mito): remove JSON2 fallback from compat cast Signed-off-by: fys <fengys1996@gmail.com> * docs(mito): document ReadColumns ordering contract Signed-off-by: fys <fengys1996@gmail.com> * fix: cargo clippy Signed-off-by: fys <fengys1996@gmail.com> --------- Signed-off-by: fys <fengys1996@gmail.com> (cherry picked from commit a4f2408141839518608df8a0b144da8383f2d022) (cherry picked from commit 4a50fba3a2ed0be9a610ed18b295c2c3645d8cc7)
Mito
Mito is GreptimeDB's default region engine.
About Mito
The Alfa Romeo MiTo is a front-wheel drive, three-door supermini designed by Centro Stile Alfa Romeo.
"You can't be a true petrolhead until you've owned an Alfa Romeo."
-- by Jeremy Clarkson
Benchmarks
Run benchmarks in this crate:
cargo bench -p mito2 -F test