46 lines
910 B
JavaScript
46 lines
910 B
JavaScript
'use strict';
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let Helpers = require('../Helpers');
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/**
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* Driver for Firebird databases
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*
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* @module drivers/firebird
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*/
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module.exports = (() => {
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delete require.cache[require.resolve('../Driver')];
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let driver = require('../Driver');
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driver.hasTruncate = false;
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/**
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* Set the limit clause
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* @param {String} origSql - SQL statement to modify
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* @param {Number} limit - Maximum number of rows to fetch
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* @param {Number|null} offset - Number of rows to skip
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* @return {String} - Modified SQL statement
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*/
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driver.limit = (origSql, limit, offset) => {
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let sql = `FIRST ${limit}`;
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if (Helpers.isNumber(offset)) {
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sql += ` SKIP ${offset}`;
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}
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return origSql.replace(/SELECT/i, `SELECT ${sql}`);
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};
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/**
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* SQL to insert a group of rows
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*
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* @return {void}
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* @throws {Error}
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*/
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driver.insertBatch = () => {
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throw new Error('Not Implemented');
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};
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return driver;
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})();
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