Class QueryEngine

Hierarchy

QueryEngine

Index

Constructors

constructor

Properties

Constructors

constructor

new QueryEngine(parent?: QueryEngine): QueryEngine

- Defined in querying/QueryEngine.ts:33
Parameters
- Default value parent: QueryEngine = null
Returns QueryEngine

Properties

enableCellErrors

enableCellErrors: boolean = true

fromTable

fromTable: function

Type declaration

- (cb: MqlCallback): Table | Promise<Table>
- Parameters
  - cb: MqlCallback
  Returns Table | Promise<Table>

groupByClause

groupByClause: GroupByClause

havingClause

havingClause: function

Type declaration

- (node: Row, cb: MqlCallback): any
- Parameters
  - node: Row
  - cb: MqlCallback
  Returns any

orderByClause

orderByClause: OrderByClause

Private parent

parent: QueryEngine

preserveGrouping

preserveGrouping: boolean = true

selectClause

selectClause: ColumnDefinition[]

top

top: number = -1

whereClause

whereClause: function

Type declaration

- (node: Row, cb: MqlCallback): any
- Parameters
  - node: Row
  - cb: MqlCallback
  Returns any

Methods

Private CreateFromRow

CreateFromRow(row: Row): TempNode

- Defined in querying/QueryEngine.ts:333
Parameters
- row: Row
Returns TempNode

Private CreateFromRows

CreateFromRows(rows: Row[]): TempNode[]

- Defined in querying/QueryEngine.ts:329
Parameters
- rows: Row[]
Returns TempNode[]

_execute

_execute(): Promise<Table>

- Defined in querying/QueryEngine.ts:64
Returns Promise<Table>

Private _groupNodes

_groupNodes(outputTable: Table, nodes: TempNode[], level: number): TempNode[]

- Defined in querying/QueryEngine.ts:300
Parameters
- outputTable: Table
- nodes: TempNode[]
- level: number
Returns TempNode[]

_havingNodes

_havingNodes(root: TempNode, cb: MqlCallback): void

- Defined in querying/QueryEngine.ts:213
Parameters
- root: TempNode
- cb: MqlCallback
Returns void

_selectNodeChildren

_selectNodeChildren(outputTable: Table, nodes: TempNode[], parent: Row | null, deferrals: function[]): function[]

- Defined in querying/QueryEngine.ts:157
Parameters
- outputTable: Table
- nodes: TempNode[]
- parent: Row | null
- deferrals: function[]
Returns function[]

Private _startGroupNodes

_startGroupNodes(nodes: TempNode[], cb: MqlCallback<void>): void

- Defined in querying/QueryEngine.ts:276
Parameters
- nodes: TempNode[]
- cb: MqlCallback<void>
Returns void

_startOrderNodes

_startOrderNodes(root: TempNode, cb: MqlCallback): Promise<void>

- Defined in querying/QueryEngine.ts:246
Parameters
- root: TempNode
- cb: MqlCallback
Returns Promise<void>

applyRollup

applyRollup(node: TempNode, maxDepth: number): void

- Defined in querying/QueryEngine.ts:199
Parameters
- node: TempNode
- maxDepth: number
Returns void

compareNodes

compareNodes(left: TempNode, right: TempNode): 0 | 1 | -1

- Defined in querying/QueryEngine.ts:227
Parameters
- left: TempNode
- right: TempNode
Returns 0 | 1 | -1

execute

execute(): Promise<Table>

- Defined in querying/QueryEngine.ts:60
Returns Promise<Table>

finishWhereClause

finishWhereClause(nodes: Row[], filterMap: boolean[]): Row[]

- Defined in querying/QueryEngine.ts:143
Parameters
- nodes: Row[]
- filterMap: boolean[]
Returns Row[]

groupNodes

groupNodes(outputTable: Table, root: TempNode): TempNode

- Defined in querying/QueryEngine.ts:268
Parameters
- outputTable: Table
- root: TempNode
Returns TempNode

havingNodes

havingNodes(root: TempNode): Promise<unknown>

- Defined in querying/QueryEngine.ts:209
Parameters
- root: TempNode
Returns Promise<unknown>

makeColumnDef

makeColumnDef(name: string, selector: ResultSelector): ColumnDefinition

- Defined in querying/QueryEngine.ts:46
Parameters
- name: string
- selector: ResultSelector
Returns ColumnDefinition

makeGroupBy

makeGroupBy(resultSelectors: ResultSelector[], withRollup: boolean, withLeaves: boolean): GroupByClause

- Defined in querying/QueryEngine.ts:42
Parameters
- resultSelectors: ResultSelector[]
- withRollup: boolean
- withLeaves: boolean
Returns GroupByClause

makeOrderBy

makeOrderBy(defs: any[]): OrderByClause

- Defined in querying/QueryEngine.ts:56
Parameters
- defs: any[]
Returns OrderByClause

makeSelectStar

makeSelectStar(): ColumnDefinition

- Defined in querying/QueryEngine.ts:50
Returns ColumnDefinition

orderNodes

orderNodes(root: TempNode): void

- Defined in querying/QueryEngine.ts:237
Parameters
- root: TempNode
Returns void

selectNodes

selectNodes(outputTable: Table, node: TempNode, parent: Row | null, cb: MqlCallback<Table>): void

- Defined in querying/QueryEngine.ts:147
Parameters
- outputTable: Table
- node: TempNode
- parent: Row | null
- cb: MqlCallback<Table>
Returns void

startGroupNodes

startGroupNodes(root: TempNode): Promise<unknown>

- Defined in querying/QueryEngine.ts:264
Parameters
- root: TempNode
Returns Promise<unknown>

startOrderNodes

startOrderNodes(root: TempNode): Promise<unknown>

- Defined in querying/QueryEngine.ts:242
Parameters
- root: TempNode
Returns Promise<unknown>

startWhereClause

startWhereClause(nodes: Row[], done: MqlCallback<boolean[]>): void

- Defined in querying/QueryEngine.ts:135
Parameters
- nodes: Row[]
- done: MqlCallback<boolean[]>
Returns void

whereNodes

whereNodes(nodes: Row[]): Promise<Row[]>

- Defined in querying/QueryEngine.ts:130
Parameters
- nodes: Row[]
Returns Promise<Row[]>

Static copyRowRecursive

copyRowRecursive(table: Table, row: Row): void

- Defined in querying/QueryEngine.ts:8
Parameters
- table: Table
- row: Row
Returns void

Static copyTableFlat

copyTableFlat(table: Table): Table

- Defined in querying/QueryEngine.ts:15
Parameters
- table: Table
Returns Table

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