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Data binding in React Query Builder component

2 Mar 202624 minutes to read

The Query Builder uses DataManager to support both local JavaScript arrays and remote RESTful JSON services. Bind data using the dataSource property with either a DataManager instance or a JavaScript object array. Two binding methods are available:

  • Local data
  • Remote data

Local data

To bind local data to the Query Builder, assign a JavaScript object array to the dataSource property. You can also provide local data as a DataManager instance.

import { QueryBuilderComponent } from '@syncfusion/ej2-react-querybuilder';
import * as React from 'react';
import * as ReactDom from 'react-dom';
// @ts-ignore
import { employeeData } from './datasource';
function App() {
    let columnData = [
        { field: 'EmployeeID', label: 'EmployeeID', type: 'number' },
        { field: 'FirstName', label: 'FirstName', type: 'string' },
        { field: 'TitleOfCourtesy', label: 'Title Of Courtesy', type: 'boolean', values: ['Mr.', 'Mrs.'] },
        { field: 'Title', label: 'Title', type: 'string' },
        { field: 'HireDate', label: 'HireDate', type: 'date', format: 'dd/MM/yyyy' },
        { field: 'Country', label: 'Country', type: 'string' },
        { field: 'City', label: 'City', type: 'string' }
    ];
    let importRules = {
        'condition': 'and',
        'rules': [{
                'field': 'EmployeeID',
                'label': 'EmployeeID',
                'operator': 'equal',
                'type': 'number',
                'value': 1
            },
            {
                'field': 'Title',
                'label': 'Title',
                'operator': 'equal',
                'type': 'string',
                'value': 'Sales Manager'
            }]
    };
    return (<QueryBuilderComponent width='100%' dataSource={employeeData} columns={columnData} rule={importRules}/>);
}
export default App;
ReactDom.render(<App />, document.getElementById('querybuilder'));
import { ColumnsModel, QueryBuilderComponent, RuleModel } from '@syncfusion/ej2-react-querybuilder';
import * as React from 'react';
import * as ReactDom from 'react-dom';
// @ts-ignore
import { employeeData } from './datasource';

function App() {

    let columnData: ColumnsModel[] = [
        { field: 'EmployeeID', label: 'EmployeeID', type: 'number'},
        { field: 'FirstName', label: 'FirstName', type: 'string' },
        { field: 'TitleOfCourtesy', label: 'Title Of Courtesy', type: 'boolean', values: ['Mr.', 'Mrs.'] },
        { field: 'Title', label: 'Title', type: 'string' },
        { field: 'HireDate', label: 'HireDate', type: 'date', format: 'dd/MM/yyyy' },
        { field: 'Country', label: 'Country', type: 'string' },
        { field: 'City', label: 'City', type: 'string' }
    ];
    let importRules: RuleModel = {
        'condition': 'and',
        'rules': [{
            'field': 'EmployeeID',
            'label': 'EmployeeID',
            'operator': 'equal',
            'type': 'number',
            'value': 1
        },
        {
            'field': 'Title',
            'label': 'Title',
            'operator': 'equal',
            'type': 'string',
            'value': 'Sales Manager'
        }]
    };

    return (
            <QueryBuilderComponent width='100%' dataSource={employeeData} columns={columnData} rule={importRules} />
    );
}
export default App;
ReactDom.render(<App />,document.getElementById('querybuilder'));

By default, DataManager uses JsonAdaptor for local data binding.

Remote data

To bind remote data to the Query Builder, assign service data as a DataManager instance to the dataSource property, specifying the service endpoint URL.

import * as React from 'react';
import * as ReactDom from 'react-dom';
import { QueryBuilderComponent } from '@syncfusion/ej2-react-querybuilder';
import { DataManager, ODataV4Adaptor } from '@syncfusion/ej2-data';
function App() {
    let data = new DataManager({
        url: 'https://services.odata.org/v4/Northwind/Northwind.svc/Employees/',
        adaptor: new ODataV4Adaptor(),
    });
    let columnData = [
        { field: 'EmployeeID', label: 'EmployeeID', type: 'number' },
        { field: 'FirstName', label: 'FirstName', type: 'string' },
        { field: 'TitleOfCourtesy', label: 'Title Of Courtesy', type: 'boolean', values: ['Mr.', 'Mrs.'] },
        { field: 'Title', label: 'Title', type: 'string' },
        { field: 'HireDate', label: 'HireDate', type: 'date', format: 'dd/MM/yyyy' },
        { field: 'Country', label: 'Country', type: 'string' },
        { field: 'City', label: 'City', type: 'string' }
    ];
    let importRules = {
        'condition': 'and',
        'rules': [{
                'label': 'EmployeeID',
                'field': 'EmployeeID',
                'type': 'number',
                'operator': 'equal',
                'value': 1
            },
            {
                'label': 'Title',
                'field': 'Title',
                'type': 'string',
                'operator': 'equal',
                'value': 'Sales Manager'
            }]
    };
    return (<QueryBuilderComponent width='100%' dataSource={data} columns={columnData} rule={importRules}></QueryBuilderComponent>);
}
export default App;
ReactDom.render(<App />, document.getElementById('querybuilder'));
import * as React from 'react';
import * as ReactDom from 'react-dom';
import { QueryBuilderComponent, ColumnsModel, RuleModel } from '@syncfusion/ej2-react-querybuilder';
import { DataManager, ODataV4Adaptor } from '@syncfusion/ej2-data';

function App() {
    let data = new DataManager({
        url: 'https://services.odata.org/v4/Northwind/Northwind.svc/Employees/',
        adaptor: new ODataV4Adaptor()
    });

    let columnData: ColumnsModel[] = [
        { field: 'EmployeeID', label: 'EmployeeID', type: 'number'},
        { field: 'FirstName', label: 'FirstName', type: 'string' },
        { field: 'TitleOfCourtesy', label: 'Title Of Courtesy', type: 'boolean', values: ['Mr.', 'Mrs.'] },
        { field: 'Title', label: 'Title', type: 'string' },
        { field: 'HireDate', label: 'HireDate', type: 'date', format: 'dd/MM/yyyy' },
        { field: 'Country', label: 'Country', type: 'string' },
        { field: 'City', label: 'City', type: 'string' }
    ];
    let importRules: RuleModel = {
        'condition': 'and',
        'rules': [{
            'label': 'EmployeeID',
            'field': 'EmployeeID',
            'type': 'number',
            'operator': 'equal',
            'value': 1
        },
        {
            'label': 'Title',
            'field': 'Title',
            'type': 'string',
            'operator': 'equal',
            'value': 'Sales Manager'
        }]
    };

    return (
            <QueryBuilderComponent width='100%' dataSource={data} columns={columnData} rule={importRules} ></QueryBuilderComponent>
    );
}
export default App;
ReactDom.render(<App />,document.getElementById('querybuilder'));

By default, DataManager uses ODataAdaptor for remote data binding.

Binding with OData services

OData is a standardized protocol for creating and consuming data APIs. Retrieve data from OData services using DataManager. Refer to the following example for remote data binding with OData:

import * as React from 'react';
import * as ReactDom from 'react-dom';
import { QueryBuilderComponent } from '@syncfusion/ej2-react-querybuilder';
import { DataManager, ODataAdaptor } from '@syncfusion/ej2-data';
function App() {
    let data = new DataManager({
        url: 'https://services.syncfusion.com/react/production/api/orders/',
        adaptor: new ODataAdaptor,
        crossDomain: true
    });
    let columnData = [
        { field: 'EmployeeID', label: 'EmployeeID', type: 'number' },
        { field: 'FirstName', label: 'FirstName', type: 'string' },
        { field: 'TitleOfCourtesy', label: 'Title Of Courtesy', type: 'boolean', values: ['Mr.', 'Mrs.'] },
        { field: 'Title', label: 'Title', type: 'string' },
        { field: 'HireDate', label: 'HireDate', type: 'date', format: 'dd/MM/yyyy' },
        { field: 'Country', label: 'Country', type: 'string' },
        { field: 'City', label: 'City', type: 'string' }
    ];
    let importRules = {
        'condition': 'and',
        'rules': [{
                'field': 'EmployeeID',
                'label': 'EmployeeID',
                'operator': 'equal',
                'type': 'number',
                'value': 1
            },
            {
                'field': 'Title',
                'label': 'Title',
                'operator': 'equal',
                'type': 'string',
                'value': 'Sales Manager'
            }]
    };
    return (<QueryBuilderComponent width='100%' dataSource={data} columns={columnData} rule={importRules}></QueryBuilderComponent>);
}
export default App;
ReactDom.render(<App />, document.getElementById('querybuilder'));
import * as React from 'react';
import * as ReactDom from 'react-dom';
import { QueryBuilderComponent, ColumnsModel, RuleModel } from '@syncfusion/ej2-react-querybuilder';
import { DataManager, ODataAdaptor } from '@syncfusion/ej2-data';

function App() {
    let data = new DataManager({
        url: 'https://services.syncfusion.com/react/production/api/orders/',
        adaptor: new ODataAdaptor,
        crossDomain: true
    });

    let columnData: ColumnsModel[] = [
        { field: 'EmployeeID', label: 'EmployeeID', type: 'number'},
        { field: 'FirstName', label: 'FirstName', type: 'string' },
        { field: 'TitleOfCourtesy', label: 'Title Of Courtesy', type: 'boolean', values: ['Mr.', 'Mrs.'] },
        { field: 'Title', label: 'Title', type: 'string' },
        { field: 'HireDate', label: 'HireDate', type: 'date', format: 'dd/MM/yyyy' },
        { field: 'Country', label: 'Country', type: 'string' },
        { field: 'City', label: 'City', type: 'string' }
    ];
    let importRules: RuleModel = {
        'condition': 'and',
        'rules': [{
            'field': 'EmployeeID',
            'label': 'EmployeeID',
            'operator': 'equal',
            'type': 'number',
            'value': 1
        },
        {
            'field': 'Title',
            'label': 'Title',
            'operator': 'equal',
            'type': 'string',
            'value': 'Sales Manager'
        }]
    };

    return (
            <QueryBuilderComponent width='100%' dataSource={data} columns={columnData} rule={importRules} ></QueryBuilderComponent>
    );
}
export default App;
ReactDom.render(<App />,document.getElementById('querybuilder'));

Binding with OData v4 services

OData v4 is an improved version of the OData protocol. DataManager supports OData v4 service consumption. For more details, refer to the OData v4 specification. To bind OData v4 services, use ODataV4Adaptor.

import * as React from 'react';
import * as ReactDom from 'react-dom';
import { QueryBuilderComponent } from '@syncfusion/ej2-react-querybuilder';
import { DataManager, ODataV4Adaptor } from '@syncfusion/ej2-data';
function App() {
    let data = new DataManager({
        url: 'https://services.odata.org/V4/Northwind/Northwind.svc/Orders/',
        adaptor: new ODataV4Adaptor
    });
    let columnData = [
        { field: 'EmployeeID', label: 'EmployeeID', type: 'number' },
        { field: 'FirstName', label: 'FirstName', type: 'string' },
        { field: 'TitleOfCourtesy', label: 'Title Of Courtesy', type: 'boolean', values: ['Mr.', 'Mrs.'] },
        { field: 'Title', label: 'Title', type: 'string' },
        { field: 'HireDate', label: 'HireDate', type: 'date', format: 'dd/MM/yyyy' },
        { field: 'Country', label: 'Country', type: 'string' },
        { field: 'City', label: 'City', type: 'string' }
    ];
    let importRules = {
        'condition': 'and',
        'rules': [{
                'label': 'EmployeeID',
                'field': 'EmployeeID',
                'type': 'number',
                'operator': 'equal',
                'value': 1
            },
            {
                'label': 'Title',
                'field': 'Title',
                'type': 'string',
                'operator': 'equal',
                'value': 'Sales Manager'
            }]
    };
    return (<QueryBuilderComponent width='100%' dataSource={data} columns={columnData} rule={importRules}></QueryBuilderComponent>);
}
export default App;
ReactDom.render(<App />, document.getElementById('querybuilder'));
import * as React from 'react';
import * as ReactDom from 'react-dom';
import { QueryBuilderComponent, ColumnsModel, RuleModel } from '@syncfusion/ej2-react-querybuilder';
import { DataManager, ODataV4Adaptor } from '@syncfusion/ej2-data';

function App() {
    let data = new DataManager({
        url: 'https://services.odata.org/V4/Northwind/Northwind.svc/Orders/',
        adaptor: new ODataV4Adaptor
    });

    let columnData: ColumnsModel[] = [
        { field: 'EmployeeID', label: 'EmployeeID', type: 'number'},
        { field: 'FirstName', label: 'FirstName', type: 'string' },
        { field: 'TitleOfCourtesy', label: 'Title Of Courtesy', type: 'boolean', values: ['Mr.', 'Mrs.'] },
        { field: 'Title', label: 'Title', type: 'string' },
        { field: 'HireDate', label: 'HireDate', type: 'date', format: 'dd/MM/yyyy' },
        { field: 'Country', label: 'Country', type: 'string' },
        { field: 'City', label: 'City', type: 'string' }
    ];
    let importRules: RuleModel = {
        'condition': 'and',
        'rules': [{
            'label': 'EmployeeID',
            'field': 'EmployeeID',
            'type': 'number',
            'operator': 'equal',
            'value': 1
        },
        {
            'label': 'Title',
            'field': 'Title',
            'type': 'string',
            'operator': 'equal',
            'value': 'Sales Manager'
        }]
    };

    return (
            <QueryBuilderComponent width='100%' dataSource={data} columns={columnData} rule={importRules} ></QueryBuilderComponent>
    );
}
export default App;
ReactDom.render(<App />,document.getElementById('querybuilder'));

Web API

You can use WebApiAdaptor to bind query builder with Web API created using OData endpoint.

import * as React from 'react';
import * as ReactDom from 'react-dom';
import { QueryBuilderComponent, ColumnsModel, RuleModel } from '@syncfusion/ej2-react-querybuilder';

function App() {
    let data = new DataManager({
        url: '/api/OrderAPI',
        adaptor: new WebApiAdaptor
    });

    let columnData: ColumnsModel[] = [
        { field: 'EmployeeID', label: 'EmployeeID', type: 'number'},
        { field: 'FirstName', label: 'FirstName', type: 'string' },
        { field: 'TitleOfCourtesy', label: 'Title Of Courtesy', type: 'boolean', values: ['Mr.', 'Mrs.'] },
        { field: 'Title', label: 'Title', type: 'string' },
        { field: 'HireDate', label: 'HireDate', type: 'date', format: 'dd/MM/yyyy' },
        { field: 'Country', label: 'Country', type: 'string' },
        { field: 'City', label: 'City', type: 'string' }
    ];
    let importRules: RuleModel = {
        'condition': 'and',
        'rules': [{
            'label': 'EmployeeID',
            'field': 'EmployeeID',
            'type': 'number',
            'operator': 'equal',
            'value': 1
        },
        {
            'label': 'Title',
            'field': 'Title',
            'type': 'string',
            'operator': 'equal',
            'value': 'Sales Manager'
        }]
    };

    return (
            <QueryBuilderComponent width='100%' dataSource={data} columns={columnData} rule={importRules} ></QueryBuilderComponent>
    );
}
export default App;
ReactDom.render(<App />,document.getElementById('querybuilder'));
import * as React from 'react';
import * as ReactDom from 'react-dom';
import { QueryBuilderComponent } from '@syncfusion/ej2-react-querybuilder';
function App() {
    let data = new DataManager({
        url: '/api/OrderAPI',
        adaptor: new WebApiAdaptor
    });
    let columnData = [
        { field: 'EmployeeID', label: 'EmployeeID', type: 'number' },
        { field: 'FirstName', label: 'FirstName', type: 'string' },
        { field: 'TitleOfCourtesy', label: 'Title Of Courtesy', type: 'boolean', values: ['Mr.', 'Mrs.'] },
        { field: 'Title', label: 'Title', type: 'string' },
        { field: 'HireDate', label: 'HireDate', type: 'date', format: 'dd/MM/yyyy' },
        { field: 'Country', label: 'Country', type: 'string' },
        { field: 'City', label: 'City', type: 'string' }
    ];
    let importRules = {
        'condition': 'and',
        'rules': [{
                'label': 'EmployeeID',
                'field': 'EmployeeID',
                'type': 'number',
                'operator': 'equal',
                'value': 1
            },
            {
                'label': 'Title',
                'field': 'Title',
                'type': 'string',
                'operator': 'equal',
                'value': 'Sales Manager'
            }]
    };
    return (<QueryBuilderComponent width='100%' dataSource={data} columns={columnData} rule={importRules}></QueryBuilderComponent>);
}
export default App;
ReactDom.render(<App />, document.getElementById('querybuilder'));

Data Manager

You can use the created conditions in DataManager through the getPredicate method. This method creates predicates which is used as conditions in DataManager. In this example given below, getValidRules method is used to get the valid queried data.

import { DataManager, Query } from '@syncfusion/ej2-data';
import { ButtonComponent } from '@syncfusion/ej2-react-buttons';
import { QueryBuilderComponent } from '@syncfusion/ej2-react-querybuilder';
import * as React from 'react';
import { useState } from "react";
import * as ReactDom from 'react-dom';
// @ts-ignore
import { hardwareData } from './datasource';
function App() {
    let qryBldrObj;
    let columnData = [
        { field: 'TaskID', label: 'Task ID', type: 'number' },
        { field: 'Name', label: 'Name', type: 'string' },
        { field: 'Category', label: 'Category', type: 'string' },
        { field: 'SerialNo', label: 'Serial No', type: 'string' },
        { field: 'InvoiceNo', label: 'Invoice No', type: 'string' },
        { field: 'Status', label: 'Status', type: 'string' }
    ];
    let importRules = {
        'condition': 'or',
        'rules': [{
                'field': 'TaskID',
                'label': 'Task ID',
                'operator': 'equal',
                'type': 'number',
                'value': 1
            }]
    };
    const [state, setState] = useState({
        result: [],
        style: { display: 'none' }
    });
    function onClick() {
        const validRule = qryBldrObj.getValidRules(qryBldrObj.rule);
        const dataManagerQuery = new Query().select(['TaskID', 'Category', 'Status']).where(qryBldrObj.getPredicate(validRule)).take(8);
        setState({ result: new DataManager(hardwareData).executeLocal(dataManagerQuery), style: { display: 'block' } });
    }
    return (<div>
            <QueryBuilderComponent width='100%' dataSource={hardwareData} columns={columnData} rule={importRules} ref={(scope) => { qryBldrObj = scope; }}/>
            <div className="e-qb-button">
                <ButtonComponent id="getdata" cssClass='e-primary' content='get data' onClick={onClick}/>
            </div>
            <table id="datatable" className="e-table" style={state.style}>
                <thead>
                    <tr><th>TaskID</th><th>Category</th><th>Status</th></tr>
                </thead>
                <tbody>{state.result.map(function func(item, key) {
            return (<tr key={key}>
                            <td>{item.TaskID}</td>
                            <td>{item.Category}</td>
                            <td>{item.Status}</td>
                        </tr>);
        })}</tbody>
            </table>
        </div>);
}
export default App;
ReactDom.render(<App />, document.getElementById('querybuilder'));
import { DataManager, Query } from '@syncfusion/ej2-data';
import { ButtonComponent } from '@syncfusion/ej2-react-buttons';
import { ColumnsModel, QueryBuilderComponent, RuleModel } from '@syncfusion/ej2-react-querybuilder';
import * as React from 'react';
import { useState } from "react";
import * as ReactDom from 'react-dom';
// @ts-ignore
import { hardwareData } from './datasource';

function App() {
    let qryBldrObj: QueryBuilderComponent;
    let columnData: ColumnsModel[] = [
        { field: 'TaskID', label: 'Task ID', type: 'number' },
        { field: 'Name', label: 'Name', type: 'string' },
        { field: 'Category', label: 'Category', type: 'string' },
        { field: 'SerialNo', label: 'Serial No', type: 'string' },
        { field: 'InvoiceNo', label: 'Invoice No', type: 'string' },
        { field: 'Status', label: 'Status', type: 'string' }
    ];
    let importRules: RuleModel = {
        'condition': 'or',
        'rules': [{
            'field': 'TaskID',
            'label': 'Task ID',
            'operator': 'equal',
            'type': 'number',
            'value': 1
        }]
    };
    const [state, setState] = useState({
        result: [],
        style: {display: 'none'}
    });

    function onClick(): void {
        const validRule = qryBldrObj.getValidRules(qryBldrObj.rule);
        const dataManagerQuery = new Query().select(['TaskID', 'Category', 'Status']).where(qryBldrObj.getPredicate(validRule)).take(8);
        setState({result: new DataManager(hardwareData).executeLocal(dataManagerQuery), style: {display: 'block'}});
    }

    return (
        <div>
            <QueryBuilderComponent width='100%' dataSource={hardwareData} columns={columnData}  rule={importRules}
                ref={(scope) => { qryBldrObj = scope as QueryBuilderComponent; }}/>
            <div className="e-qb-button">
                <ButtonComponent id="getdata" cssClass='e-primary' content='get data' onClick = {onClick} />
            </div>
            <table id="datatable" className="e-table" style={state.style}>
                <thead>
                    <tr><th>TaskID</th><th>Category</th><th>Status</th></tr>
                </thead>
                <tbody>{state.result.map(function func(item, key) {
                    return (
                        <tr key = {key}>
                            <td>{item.TaskID}</td>
                            <td>{item.Category}</td>
                            <td>{item.Status}</td>
                        </tr>
                    )
                })}</tbody>
            </table>
        </div>
    );
}
export default App;
ReactDom.render(<App />,document.getElementById('querybuilder'));

Complex Data Binding

Complex Data Binding allows you to create subfield for columns. To implement complex data binding, either bind the complex data in nested columns or specify complex data source and separator must be given in querybuilder.

In the following sample, complex data was bound in nested columns.

import { QueryBuilderComponent, ColumnsDirective, ColumnDirective } from '@syncfusion/ej2-react-querybuilder';
import { ButtonComponent } from '@syncfusion/ej2-react-buttons';
import * as React from 'react';
import * as ReactDom from 'react-dom';
function App() {
    let qryBldrObj;
    let importRules = {
        condition: 'and',
        rules: [{
                label: 'ID',
                field: 'Employee.ID',
                type: 'string',
                operator: 'equal',
                value: 0
            },
            {
                label: 'Last Name',
                field: 'Name.LastName',
                type: 'string',
                operator: 'contains',
                value: 'malan'
            },
            {
                condition: 'or',
                rules: [{
                        label: 'City',
                        field: 'Country.State.City',
                        operator: 'startswith',
                        type: 'string',
                        value: 'U'
                    },
                    {
                        label: 'Region',
                        field: 'Country.Region',
                        operator: 'endswith',
                        type: 'string',
                        value: 'c'
                    },
                    {
                        label: 'Name',
                        field: 'Country.Name',
                        operator: 'isnotempty'
                    }]
            }],
    };
    let columns1 = [
        { field: 'ID', label: 'ID', type: 'number' },
        { field: 'DOB', label: 'Date of birth', type: 'date' },
        { field: 'HireDate', label: 'Hire Date', type: 'date' },
        { field: 'Salary', label: 'Salary', type: 'number' },
        { field: 'Age', label: 'Age', type: 'number' },
        { field: 'Title', label: 'Title', type: 'string' }
    ];
    let columns2 = [
        { field: 'FirstName', label: 'First Name', type: 'string' },
        { field: 'LastName', label: 'Last Name', type: 'string' }
    ];
    let columns3 = [
        { field: 'State', label: 'State', columns: [
                { field: 'City', label: 'City', type: 'string' },
                { field: 'Zipcode', label: 'Zip Code', type: 'number' }
            ] },
        { field: 'Region', label: 'Region', type: 'string' },
        { field: 'Name', label: 'Name', type: 'string' }
    ];
    function onReset() {
        qryBldrObj.reset();
    }
    function onSetsqlRules() {
        qryBldrObj.setRulesFromSql("Employee.ID = 0 AND Name.LastName LIKE ('%malan%') AND (Country.State.City LIKE ('U%') AND Country.Region LIKE ('%c') AND Country.Name IS NOT EMPTY)");
    }
    function onSetrules() {
        qryBldrObj.setRules(importRules);
    }
    return (<div>
            <div>
                <table>
                    <tr>
                        <td>  <ButtonComponent id="reset" className="e-control e-danger e-btn e-small" onClick={onReset}>Reset</ButtonComponent> </td>
                        <td>  <ButtonComponent id="rule" className="e-control e-success e-btn e-small" onClick={onSetsqlRules}>SetSqlRules</ButtonComponent></td>
                        <td> <ButtonComponent id="sql" className="e-control e-success e-btn e-small" onClick={onSetrules}>SetRules</ButtonComponent>  </td>
                    </tr>
                </table>
            </div>
            <QueryBuilderComponent width='100%' rule={importRules} id='querybuilder' separator="." enableNotCondition="true" ref={(scope) => { qryBldrObj = scope; }}>
                <ColumnsDirective>
                    <ColumnDirective field="Employee" label="Employee" columns={columns1}/>
                    <ColumnDirective field="Name" label="Name" columns={columns2}/>
                    <ColumnDirective field="Country" label="Country" columns={columns3}/>
                </ColumnsDirective>
            </QueryBuilderComponent>
        </div>);
}
export default App;
ReactDom.render(<App />, document.getElementById('querybuilder-component'));
import { QueryBuilderComponent, ColumnsDirective, ColumnDirective, RuleChangeEventArgs  } from '@syncfusion/ej2-react-querybuilder';
import { RuleModel,  ColumnsModel } from '@syncfusion/ej2-querybuilder';
import { RadioButtonComponent, ButtonComponent, ChangeEventArgs } from '@syncfusion/ej2-react-buttons';
import * as React from 'react';
import * as ReactDom from 'react-dom';
function App() {
        let qryBldrObj: QueryBuilderComponent;
        let importRules: RuleModel = {
            condition: 'and',
            rules: [{
                label: 'ID',
                field: 'Employee.ID',
                type: 'string',
                operator: 'equal',
                value: 0
            },
            {
                label: 'Last Name',
                field: 'Name.LastName',
                type: 'string',
                operator: 'contains',
                value: 'malan'
            },
            {
                condition: 'or',
                rules: [{
                    label: 'City',
                    field: 'Country.State.City',
                    operator: 'startswith',
                    type: 'string',
                    value: 'U'
                },
                {
                    label: 'Region',
                    field: 'Country.Region',
                    operator: 'endswith',
                    type: 'string',
                    value: 'c'
                },
                {
                    label: 'Name',
                    field: 'Country.Name',
                    operator: 'isnotempty'
                }]
            }],
        };
        let columns1: ColumnsModel[] = [
            { field: 'ID', label: 'ID', type: 'number'},
            { field: 'DOB', label: 'Date of birth', type: 'date'},
            { field: 'HireDate', label: 'Hire Date', type: 'date'},
            { field: 'Salary', label: 'Salary', type: 'number'},
            { field: 'Age', label: 'Age', type: 'number'},
            { field: 'Title', label: 'Title', type: 'string'}
        ];
        let columns2: ColumnsModel[]= [
            { field: 'FirstName', label: 'First Name', type: 'string'},
            { field: 'LastName', label: 'Last Name', type: 'string'}
        ];
        let columns3: ColumnsModel[]= [
            { field: 'State', label: 'State', columns : [
                { field: 'City', label: 'City', type: 'string'},
                { field: 'Zipcode', label: 'Zip Code', type: 'number'}] },
            { field: 'Region', label: 'Region', type: 'string'},
            { field: 'Name', label: 'Name', type: 'string'}
        ];
        function onReset(): void{
            qryBldrObj.reset();
        }
        function onSetsqlRules(): void{
            qryBldrObj.setRulesFromSql("Employee.ID = 0 AND Name.LastName LIKE ('%malan%') AND (Country.State.City LIKE ('U%') AND Country.Region LIKE ('%c') AND Country.Name IS NOT EMPTY)");
        }
        function onSetrules(): void{
            qryBldrObj.setRules(importRules);
        }
        return (<div>
            <div>
                <table>
                    <tr>
                        <td>  <ButtonComponent id="reset" className="e-control e-danger e-btn e-small" onClick={onReset}>Reset</ButtonComponent> </td>
                        <td>  <ButtonComponent id="rule" className="e-control e-success e-btn e-small" onClick={onSetsqlRules}>SetSqlRules</ButtonComponent></td>
                        <td> <ButtonComponent id="sql" className="e-control e-success e-btn e-small" onClick={onSetrules}>SetRules</ButtonComponent>  </td>
                    </tr>
                </table>
            </div>
            <QueryBuilderComponent width='100%' rule={importRules}  id='querybuilder' separator= "." enableNotCondition ="true" ref={(scope) => { qryBldrObj = scope; }} >
                <ColumnsDirective>
                    <ColumnDirective field="Employee" label="Employee" columns={columns1} />
                    <ColumnDirective field="Name" label="Name" columns={columns2} />
                    <ColumnDirective field="Country" label="Country" columns={columns3} />
                </ColumnsDirective>
            </QueryBuilderComponent>
        </div>);
}
export default App;
ReactDom.render(<App />,document.getElementById('querybuilder-component'));