@sqb/connect/orm/commands/count.command.js

Multi-dialect database connection framework written with TypeScript

import { And, Count, Select } from '@sqb/builder';
import { prepareFilter } from './command.helper.js';
export class CountCommand {
    // istanbul ignore next
    constructor() {
        throw new Error('This class is abstract');
    }
    static async execute(args) {
        const { connection, entity, filter, params } = args;
        let where;
        if (filter) {
            where = And();
            await prepareFilter(entity, filter, where, 'T');
        }
        const query = Select(Count()).from(entity.tableName + ' T');
        if (where)
            query.where(where);
        // Execute query
        const resp = await connection.execute(query, {
            params,
            objectRows: false,
            cursor: false,
        });
        return (resp && resp.rows && resp.rows[0][0]) || 0;
    }
}