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jiangzhe
/
xngin
X-Engine: A SQL Engine built from scratch in Rust.
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Stargazers:
117
Watchers:
6
Issues:
70
Forks:
3
jiangzhe/xngin Issues
trait and impl of MySQL server
Updated
2 years ago
Comments count
2
Necessary connection attributes of MySQL protocol
Updated
2 years ago
MySQL wire protocol
Updated
2 years ago
Evaluation of logical expressions
Closed
2 years ago
Implement filter expression
Updated
2 years ago
Evaluation of comparison expressions
Closed
2 years ago
Bitmap codec
Closed
2 years ago
Execution of table scan
Updated
2 years ago
Persist data on disk
Closed
2 years ago
Build physical plan
Closed
3 years ago
Load data from disk
Updated
3 years ago
Dict codec
Updated
3 years ago
Truncation codec
Updated
3 years ago
Lightweight index to support key lookup
Updated
3 years ago
Codec of DATE
Updated
3 years ago
Add type to expression
Closed
3 years ago
Add storage module
Closed
3 years ago
Build end-to-end data flow
Updated
3 years ago
DPhyp join reorder
Closed
3 years ago
DPsub join reorder
Closed
3 years ago
Comments count
1
DPsize join reorder
Closed
3 years ago
Compact representations of edges and expressions in join graph
Closed
3 years ago
Greedy join reorder
Closed
3 years ago
Design and implement cardinality estimation
Updated
3 years ago
Enhance optimization of rule to convert outerjoin to antijoin
Updated
3 years ago
Support non-correlated scalar subquery
Closed
3 years ago
Implement join eligibility validation
Closed
3 years ago
Simplify DNF expressions
Updated
3 years ago
Simplify CNF expressions
Closed
3 years ago
Add rule predicate propagation
Closed
3 years ago
Comments count
2
Add rule predicate pullup
Closed
3 years ago
Enhance derived unfold rule to handle expressions other than column ref
Updated
3 years ago
Enhance rule of operator elimination to handle join graph
Closed
3 years ago
Comments count
1
Fixed-point rule optimization framework
Closed
3 years ago
Apply rule optimize on TPCH tests
Closed
3 years ago
Enhance rule predicate pushdown to handle join operator
Closed
3 years ago
Prepare join order benchmark
Updated
3 years ago
Refactor visitor trait to use std::ops::ControlFlow as return type
Closed
3 years ago
Add rule unfold derived table
Closed
3 years ago
Comments count
1
Add JoinGraph operator to cluster tables/queries to be joined
Closed
3 years ago
Comments count
1
Add positive/negative marker on expression
Closed
3 years ago
Comments count
1
Add rule operator elimination
Closed
3 years ago
Document expression simplify
Updated
3 years ago
Add table location
Closed
3 years ago
Check if expression rejects null given certain condition
Closed
3 years ago
Visualization of plan optimization
Updated
3 years ago
Comments count
1
Comparison expr simplify
Closed
3 years ago
Arithmetic expr simplify
Updated
3 years ago
Document SQL parser
Updated
3 years ago
Document DP algorithm for join reorder
Updated
3 years ago
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