| // select l_orderkey, l_linenumber from lineitem order by l_orderkey desc limit 3; |
| { |
| "IsDistinct": false, |
| "Projections": [ |
| { |
| "Expr": { |
| "ColumnName": "l_orderkey", |
| "OpType": "Column" |
| }, |
| "OpType": "Target" |
| }, |
| { |
| "Expr": { |
| "ColumnName": "l_linenumber", |
| "OpType": "Column" |
| }, |
| "OpType": "Target" |
| } |
| ], |
| "Expr": { |
| "Num": { |
| "Value": "5", |
| "ValueType": "Unsigned_Integer", |
| "OpType": "Literal" |
| }, |
| "Expr": { |
| "SortSpecs": [ |
| { |
| "SortKey": { |
| "ColumnName": "l_orderkey", |
| "OpType": "Column" |
| }, |
| "IsAsc": false, |
| "IsNullFirst": false |
| }, |
| { |
| "SortKey": { |
| "ColumnName": "l_linenumber", |
| "OpType": "Column" |
| }, |
| "IsAsc": true, |
| "IsNullFirst": false |
| } |
| ], |
| "Expr": { |
| "Relations": [ |
| { |
| "TableName": "lineitem", |
| "OpType": "Relation" |
| } |
| ], |
| "OpType": "RelationList" |
| }, |
| "OpType": "Sort" |
| }, |
| "OpType": "Limit" |
| }, |
| "OpType": "Projection" |
| } |
