diff --git a/src/423groupby.js b/src/423groupby.js
index ee0de0a372..2773496d0b 100755
--- a/src/423groupby.js
+++ b/src/423groupby.js
@@ -117,18 +117,18 @@ yy.Select.prototype.compileGroup = function (query) {
 						if ('funcid' in col.expression) {
 							let colexp1 = colExpIfFunIdExists(col.expression);
 
-							return `'${colas}': (typeof ${colexp1} == 'number' ? ${colexp} : typeof ${colexp1} == 'object' ?
+							return `'${colas}': (typeof ${colexp1} == 'number' || typeof ${colexp1} == 'bigint' ? ${colexp} : typeof ${colexp1} == 'object' ?
 							typeof Number(${colexp1}) == 'number' && ${colexp1}!== null? ${colexp} : null : null),`;
 						}
-						return `'${colas}': (typeof ${colexp} == 'number' ? ${colexp} : typeof ${colexp} == 'object' ?
+						return `'${colas}': (typeof ${colexp} == 'number' || typeof ${colexp} == 'bigint' ? ${colexp} : typeof ${colexp} == 'object' ?
 							typeof Number(${colexp}) == 'number' && ${colexp}!== null? ${colexp} : null : null),`;
 					} else if (col.aggregatorid === 'MAX') {
 						if ('funcid' in col.expression) {
 							let colexp1 = colExpIfFunIdExists(col.expression);
-							return `'${colas}' : (typeof ${colexp1} == 'number' ? ${colexp} : typeof ${colexp1} == 'object' ?
+							return `'${colas}' : (typeof ${colexp1} == 'number' || typeof ${colexp1} == 'bigint' ? ${colexp} : typeof ${colexp1} == 'object' ?
 							typeof Number(${colexp1}) == 'number' ? ${colexp} : null : null),`;
 						}
-						return `'${colas}' : (typeof ${colexp} == 'number' ? ${colexp} : typeof ${colexp} == 'object' ?
+						return `'${colas}' : (typeof ${colexp} == 'number' || typeof ${colexp} == 'bigint' ? ${colexp} : typeof ${colexp} == 'object' ?
 							typeof Number(${colexp}) == 'number' ? ${colexp} : null : null),`;
 					} else if (col.aggregatorid === 'ARRAY') {
 						return `'${colas}':[${colexp}],`;
@@ -183,10 +183,13 @@ yy.Select.prototype.compileGroup = function (query) {
 								{
 									const __g_colas = g['${colas}'];
 									const __typeof_colexp1 = typeof ${colexp1};
+									const __colexp1 = ${colexp1};
 
 									if (__g_colas == null && ${colexp1} == null) {
 										g['${colas}'] = null;
-									} else if ((typeof __g_colas !== 'object' && typeof __g_colas !== 'number' && __typeof_colexp1 !== 'object' && __typeof_colexp1 !== 'number') ||
+									} else if (typeof __g_colas === 'bigint' || typeof __colexp1 === 'bigint') {
+            					    	g['${colas}'] = BigInt(__g_colas) + BigInt(__colexp);
+            						} else if ((typeof __g_colas !== 'object' && typeof __g_colas !== 'number' && __typeof_colexp1 !== 'object' && __typeof_colexp1 !== 'number') ||
 											   (__g_colas == null || (typeof __g_colas !== 'number' && typeof __g_colas !== 'object')) && (${colexp1} == null || (__typeof_colexp1 !== 'number' && __typeof_colexp1 !== 'object'))) {
 										g['${colas}'] = null;
 									} else if ((typeof __g_colas !== 'object' && typeof __g_colas !== 'number' && __typeof_colexp1 == 'number') ||
@@ -208,10 +211,13 @@ yy.Select.prototype.compileGroup = function (query) {
 							{
 								const __g_colas = g['${colas}'];
 								const __typeof_colexp = typeof ${colexp};
+								const __colexp = ${colexp};
 
 								if (__g_colas == null && ${colexp} == null) {
 									g['${colas}'] = null;
-								} else if ((typeof __g_colas !== 'object' && typeof __g_colas !== 'number' && __typeof_colexp !== 'object' && __typeof_colexp !== 'number') ||
+								} else if (typeof __g_colas === 'bigint' || typeof __colexp === 'bigint') {
+            					    g['${colas}'] = BigInt(__g_colas) + BigInt(__colexp);
+            					} else if ((typeof __g_colas !== 'object' && typeof __g_colas !== 'number' && __typeof_colexp !== 'object' && __typeof_colexp !== 'number') ||
 										   (__g_colas == null || (typeof __g_colas !== 'number' && typeof __g_colas !== 'object')) && (${colexp} == null || (__typeof_colexp !== 'number' && __typeof_colexp !== 'object'))) {
 									g['${colas}'] = null;
 								} else if (typeof __g_colas !== 'object' && typeof __g_colas !== 'number' && __typeof_colexp == 'number') {
@@ -241,7 +247,9 @@ yy.Select.prototype.compileGroup = function (query) {
 									if (__typeof_g_colas == 'string' && !isNaN(__g_colas) && typeof Number(__g_colas) == 'number' &&
 										__typeof_colexp1 == 'string' && !isNaN(__colexp1) && typeof Number(__colexp1) == 'number') {
 										g['${colas}'] = Number(__g_colas) + Number(__colexp1);
-									} else if (__typeof_g_colas == 'string' && __typeof_colexp1 == 'string') {
+									} else if (__typeof_g_colas === 'bigint' || __typeof_colexp1 === 'bigint') {
+       							    	g['${colas}'] = BigInt(__g_colas || 0) + BigInt(__colexp1 || 0);
+       								} else if (__typeof_g_colas == 'string' && __typeof_colexp1 == 'string') {
 										g['${colas}'] = 0;
 									} else if (__typeof_g_colas == 'string' && __typeof_colexp1 == 'number') {
 										g['${colas}'] = __colexp1;
@@ -265,7 +273,9 @@ yy.Select.prototype.compileGroup = function (query) {
 								if (__typeof_g_colas === 'string' && !isNaN(__g_colas) && typeof Number(__g_colas) === 'number' &&
 									__typeof_colexp === 'string' && !isNaN(__colexp) && typeof Number(__colexp) === 'number') {
 									g['${colas}'] = Number(__g_colas) + Number(__colexp);
-								} else if (__typeof_g_colas === 'string' && __typeof_colexp === 'string') {
+								} else if (__typeof_g_colas === 'bigint' || __typeof_colexp === 'bigint') {
+       							    g['${colas}'] = BigInt(__g_colas || 0) + BigInt(__colexp || 0);
+       							} else if (__typeof_g_colas === 'string' && __typeof_colexp === 'string') {
 									g['${colas}'] = 0;
 								} else if (__typeof_g_colas === 'string' && __typeof_colexp === 'number') {
 									g['${colas}'] = __colexp;
@@ -296,23 +306,41 @@ yy.Select.prototype.compileGroup = function (query) {
 							let colexp1 = colExpIfFunIdExists(col.expression);
 							return (
 								pre +
-								`if((g['${colas}'] == null && ${colexp1}!== null) ? y = ${colexp} : (g['${colas}']!== null &&
-							${colexp1} == null) ? y = g['${colas}']:((y=${colexp}) < g['${colas}'])){ if(typeof y == 'number')
-							{g['${colas}'] = y;}else if(typeof y == 'object' && y instanceof Date){g['${colas}'] = y;}
-							else if(typeof y == 'object' && typeof Number(y) == 'number'){g['${colas}'] = Number(y);}}
-							else if(g['${colas}']!== null && typeof g['${colas}'] == 'object' && y instanceof Date){g['${colas}'] = g['${colas}']}
-							else if(g['${colas}']!== null && typeof g['${colas}'] == 'object'){g['${colas}'] = Number(g['${colas}'])}` +
+								`if ((g['${colas}'] == null && ${colexp1} !== null) ? y = ${colexp} : 
+									(g['${colas}'] !== null && ${colexp1} == null) ? y = g['${colas}'] : 
+									((y = ${colexp}) < g['${colas}'])) {
+									if (typeof y == 'number' || typeof y == 'bigint') {
+									  g['${colas}'] = y;
+									} else if (typeof y == 'object' && y instanceof Date) {
+									  g['${colas}'] = y;
+									} else if (typeof y == 'object' && typeof Number(y) == 'number') {
+									  g['${colas}'] = Number(y);
+									}
+								} else if (g['${colas}'] !== null && typeof g['${colas}'] == 'object' && y instanceof Date) {
+									g['${colas}'] = g['${colas}'];
+								} else if (g['${colas}'] !== null && typeof g['${colas}'] == 'object') {
+									g['${colas}'] = Number(g['${colas}']);
+								}` +
 								post
 							);
 						}
 						return (
 							pre +
-							`if((g['${colas}'] == null && ${colexp}!== null) ? y = ${colexp} : (g['${colas}']!== null &&
-							${colexp} == null) ? y = g['${colas}']:((y=${colexp}) < g['${colas}'])){ if(typeof y == 'number')
-							{g['${colas}'] = y;}else if(typeof y == 'object' && y instanceof Date){g['${colas}'] = y;}
-							else if(typeof y == 'object' && typeof Number(y) == 'number'){g['${colas}'] = Number(y);}}
-							else if(g['${colas}']!== null && typeof g['${colas}'] == 'object' && y instanceof Date){g['${colas}'] = g['${colas}']}
-							else if(g['${colas}']!== null && typeof g['${colas}'] == 'object'){g['${colas}'] = Number(g['${colas}'])}` +
+							`if((g['${colas}'] == null && ${colexp}!== null) ? y = ${colexp} : 
+								(g['${colas}']!== null && ${colexp} == null) ? y = g['${colas}'] : 
+								((y=${colexp}) < g['${colas}'])) { 
+								if(typeof y == 'number' || typeof y == 'bigint') {
+									g['${colas}'] = y;
+								} else if(typeof y == 'object' && y instanceof Date) {
+									g['${colas}'] = y;
+								} else if(typeof y == 'object' && typeof Number(y) == 'number') {
+									g['${colas}'] = Number(y);
+								}
+							} else if(g['${colas}']!== null && typeof g['${colas}'] == 'object' && y instanceof Date) {
+								g['${colas}'] = g['${colas}'];
+							} else if(g['${colas}']!== null && typeof g['${colas}'] == 'object') {
+								g['${colas}'] = Number(g['${colas}']);
+							}` +
 							post
 						);
 					} else if (col.aggregatorid === 'MAX') {
@@ -321,23 +349,41 @@ yy.Select.prototype.compileGroup = function (query) {
 							//console.log(pre + 'if ((y=' + colexp + ") > g['" + colas + "']) g['" + colas + "'])
 							return (
 								pre +
-								`if((g['${colas}'] == null && ${colexp1}!== null) ? y = ${colexp} : (g['${colas}']!== null &&
-							${colexp1} == null) ? y = g['${colas}']:((y=${colexp}) > g['${colas}'])){ if(typeof y == 'number')
-							{g['${colas}'] = y;}else if(typeof y == 'object' && y instanceof Date){g['${colas}'] = y;}
-							else if(typeof y == 'object' && typeof Number(y) == 'number'){g['${colas}'] = Number(y);}}
-							else if(g['${colas}']!== null && typeof g['${colas}'] == 'object' && y instanceof Date){g['${colas}'] = g['${colas}']}
-							else if(g['${colas}']!== null && typeof g['${colas}'] == 'object'){g['${colas}'] = Number(g['${colas}'])}` +
+								`if ((g['${colas}'] == null && ${colexp1} !== null) ? y = ${colexp} : 
+									(g['${colas}'] !== null && ${colexp1} == null) ? y = g['${colas}'] : 
+									((y = ${colexp}) > g['${colas}'])) {
+									if (typeof y == 'number' || typeof y == 'bigint') {
+									  g['${colas}'] = y;
+									} else if (typeof y == 'object' && y instanceof Date) {
+									  g['${colas}'] = y;
+									} else if (typeof y == 'object' && typeof Number(y) == 'number') {
+									  g['${colas}'] = Number(y);
+									}
+								} else if (g['${colas}'] !== null && typeof g['${colas}'] == 'object' && y instanceof Date) {
+									g['${colas}'] = g['${colas}'];
+								} else if (g['${colas}'] !== null && typeof g['${colas}'] == 'object') {
+									g['${colas}'] = Number(g['${colas}']);
+								}` +
 								post
 							);
 						}
 						return (
 							pre +
-							`if((g['${colas}'] == null && ${colexp}!== null) ? y = ${colexp} : (g['${colas}']!== null &&
-							${colexp} == null) ? y = g['${colas}']:((y=${colexp}) > g['${colas}'])){ if(typeof y == 'number')
-							{g['${colas}'] = y;}else if(typeof y == 'object' && y instanceof Date){g['${colas}'] = y;}
-							else if(typeof y == 'object' && typeof Number(y) == 'number'){g['${colas}'] = Number(y);}}
-							else if(g['${colas}']!== null && typeof g['${colas}'] == 'object' && y instanceof Date){g['${colas}'] = g['${colas}']}
-							else if(g['${colas}']!== null && typeof g['${colas}'] == 'object'){g['${colas}'] = Number(g['${colas}'])}` +
+							`if((g['${colas}'] == null && ${colexp}!== null) ? y = ${colexp} : 
+								(g['${colas}']!== null && ${colexp} == null) ? y = g['${colas}'] : 
+								((y=${colexp}) > g['${colas}'])) { 
+								if(typeof y == 'number' || typeof y == 'bigint') {
+									g['${colas}'] = y;
+								} else if(typeof y == 'object' && y instanceof Date) {
+									g['${colas}'] = y;
+								} else if(typeof y == 'object' && typeof Number(y) == 'number') {
+									g['${colas}'] = Number(y);
+								}
+							} else if(g['${colas}']!== null && typeof g['${colas}'] == 'object' && y instanceof Date) {
+								g['${colas}'] = g['${colas}'];
+							} else if(g['${colas}']!== null && typeof g['${colas}'] == 'object') {
+								g['${colas}'] = Number(g['${colas}']);
+							}` +
 							post
 						);
 					} else if (col.aggregatorid === 'FIRST') {
@@ -346,9 +392,16 @@ yy.Select.prototype.compileGroup = function (query) {
 						return `${pre}g['${colas}']=${colexp};${post}`;
 					} else if (col.aggregatorid === 'AVG') {
 						return `${pre}
-							g['_SUM_${colas}'] += (y=${colexp})||0;
+							y= (${colexp});
 							g['_COUNT_${colas}'] += (typeof y == "undefined" || y === null) ? 0 : 1;
-							g['${colas}']=g['_SUM_${colas}'] / g['_COUNT_${colas}'];
+							if (typeof g['_SUM_${colas}'] === 'bigint' || typeof y === 'bigint') {
+								g['_SUM_${colas}'] = BigInt(g['_SUM_${colas}']);
+								g['_SUM_${colas}'] += BigInt(y || 0);
+    							g['${colas}'] = BigInt(g['_SUM_${colas}']) / BigInt(g['_COUNT_${colas}']); 
+    						} else {
+								g['_SUM_${colas}'] += (y || 0);
+    							g['${colas}'] = g['_SUM_${colas}'] / g['_COUNT_${colas}']; 
+    						}
 							${post}`;
 					} else if (col.aggregatorid === 'AGGR') {
 						return `${pre}
diff --git a/src/58json.js b/src/58json.js
index 8143f1d99c..0308999ed3 100755
--- a/src/58json.js
+++ b/src/58json.js
@@ -19,6 +19,7 @@ yy.Json.prototype.toString = function () {
 const JSONtoString = (alasql.utils.JSONtoString = function (obj) {
 	if (typeof obj === 'string') return `"${obj}"`;
 	if (typeof obj === 'number' || typeof obj === 'boolean') return String(obj);
+	if (typeof obj === 'bigint') return `${obj.toString()}n`;
 
 	if (Array.isArray(obj)) {
 		return `[${obj.map(b => JSONtoString(b)).join(',')}]`;
@@ -48,6 +49,7 @@ function JSONtoJS(obj, context, tableid, defcols) {
 	if (typeof obj == 'string') s = '"' + obj + '"';
 	else if (typeof obj == 'number') s = '(' + obj + ')';
 	else if (typeof obj == 'boolean') s = obj;
+	else if (typeof obj === 'bigint') s = obj.toString() + 'n';
 	else if (typeof obj === 'object') {
 		if (Array.isArray(obj)) {
 			s += `[${obj.map(b => JSONtoJS(b, context, tableid, defcols)).join(',')}]`;
diff --git a/test/test1977.js b/test/test1977.js
new file mode 100644
index 0000000000..83f667fbb8
--- /dev/null
+++ b/test/test1977.js
@@ -0,0 +1,130 @@
+if (typeof exports === 'object') {
+	var assert = require('assert');
+	var alasql = require('..');
+}
+
+describe('Test 1977 - BigInt support', function () {
+
+	it('A) Should sum, find max, min, average of BigInt values, and calculate TOTAL', function () {
+		var data = [
+			{a: 9045645645644442n}, {a: 9147483647334432n}, {a: 20n}, {a : 45875651254783254n}
+		];
+
+		var res = alasql(
+			`SELECT SUM(a) AS sum_a,
+					MAX(a) AS max_a,
+					MIN(a) AS min_a,
+					AVG(a) AS avg_a,
+					TOTAL(a) AS total_a
+			 FROM ?`,
+			[data]
+		);
+
+		assert.deepEqual(res, [{
+			sum_a: 64068780547762148n,
+			max_a: 45875651254783254n,
+			min_a: 20n,
+			avg_a: 16017195136940537n,
+			total_a: 64068780547762148n,
+		}]);
+	});
+
+	it('B) Aggregate functions with mixed Number and BigInt types', function () {
+		var data = [
+			{a: 1}, {a: 2}, {a: 3}, {a: 4}, {a: 9147483647334432n}
+		];
+
+		var res = alasql(
+			`SELECT SUM(a) AS sum_a,
+					MAX(a) AS max_a,
+					MIN(a) AS min_a,
+					AVG(a) AS avg_a,
+					TOTAL(a) AS total_a
+			 FROM ?`,
+			[data]
+		);
+
+		assert.deepEqual(res, [{
+			sum_a: 9147483647334442n,
+			max_a: 9147483647334432n,
+			min_a: 1n,
+			avg_a: 1829496729466888n,
+			total_a: 9147483647334442n,
+		}]);
+	});
+
+	it('C) Aggregate functions with negative BigInt values', function () {
+		var data = [
+			{a: -9045645645644442n},
+			{a: -9147483647334432n}
+		];
+
+		var res = alasql(
+			`SELECT SUM(a) AS sum_a,
+					MAX(a) AS max_a,
+					MIN(a) AS min_a,
+					AVG(a) AS avg_a,
+					TOTAL(a) AS total_a
+			 FROM ?`,
+			[data]
+		);
+
+		assert.deepEqual(res, [{
+			sum_a: -18193129292978874n,
+			max_a: -9045645645644442n,
+			min_a: -9147483647334432n,
+			avg_a: -9096564646489437n,
+			total_a: -18193129292978874n,
+		}]);
+	});
+
+	it('D) Aggregate functions with large BigInt values', function () {
+		var data = [
+			{a: BigInt('123456789012345678901234567890')},
+			{a: BigInt('987654321098765432109876543210')}
+		];
+
+		var res = alasql(
+			`SELECT SUM(a) AS sum_a,
+					MAX(a) AS max_a,
+					MIN(a) AS min_a,
+					AVG(a) AS avg_a,
+					TOTAL(a) AS total_a
+			 FROM ?`,
+			[data]
+		);
+
+		assert.deepEqual(res, [{
+			sum_a: BigInt('1111111110111111111011111111100'),
+			max_a: BigInt('987654321098765432109876543210'),
+			min_a: BigInt('123456789012345678901234567890'),
+			avg_a: BigInt('555555555055555555505555555550'),
+			total_a: BigInt('1111111110111111111011111111100'),
+		}]);
+	});
+
+	it('E) Aggregate functions with zero sum (positive and negative BigInt)', function () {
+		var data = [
+			{a: 12345678901234567890n},
+			{a: -12345678901234567890n}
+		];
+
+		var res = alasql(
+			`SELECT SUM(a) AS sum_a,
+					MAX(a) AS max_a,
+					MIN(a) AS min_a,
+					AVG(a) AS avg_a,
+					TOTAL(a) AS total_a
+			 FROM ?`,
+			[data]
+		);
+
+		assert.deepEqual(res, [{
+			sum_a: 0n,
+			max_a: 12345678901234567890n,
+			min_a: -12345678901234567890n,
+			avg_a: 0n,
+			total_a: 0n,
+		}]);
+	});
+});
diff --git a/test/test2000.js b/test/test2000.js
new file mode 100644
index 0000000000..3731f55c28
--- /dev/null
+++ b/test/test2000.js
@@ -0,0 +1,163 @@
+const alasql = require('../dist/alasql.js'); 
+
+if (typeof exports === 'object') {
+	var assert = require('assert');
+}
+
+describe('Test 2000', function () {
+
+    before(function () {
+		alasql('create database test');
+		alasql('use test');
+	});
+
+	after(function () {
+		alasql('drop database test');
+	});
+
+    it('A) Select from memory', () => {
+        alasql('CREATE TABLE osoby (id INT, meno STRING)');
+        alasql('INSERT INTO osoby VALUES (1, "John"), (2, "Jane"), (3, "Jake")');
+        const result = alasql('SELECT * FROM osoby');
+        
+        assert.deepEqual(result, [
+            { id: 1, meno: "John" },
+            { id: 2, meno: "Jane" },
+            { id: 3, meno: "Jake" }
+        ]);
+    });
+
+    it('B) Max from memory', () => {
+        alasql('CREATE TABLE produkty (id INT, cena INT)');
+        alasql('INSERT INTO produkty VALUES (1, 100), (2, 150), (3, 200)');
+        const result = alasql('SELECT MAX(cena) AS maxCena FROM produkty');
+        
+        assert.strictEqual(result[0].maxCena, 200);
+    });
+
+    it('C) Min from memory', () => {
+        alasql('CREATE TABLE produkty3 (id INT, cena INT)');
+        alasql('INSERT INTO produkty3 VALUES (1, 100), (2, 150), (3, 200)');
+        const result = alasql('SELECT MIN(cena) AS minCena FROM produkty3');
+        
+        assert.strictEqual(result[0].minCena, 100);
+    });
+
+    it('Total from memory', () => {
+        alasql('CREATE TABLE produkty4 (id INT, cena INT)');
+        alasql('INSERT INTO produkty4 VALUES (1, 100), (2, 150), (3, 200)');
+        
+        const result = alasql('SELECT TOTAL(cena) AS totalCena FROM produkty4');
+        
+        assert.strictEqual(result[0].totalCena, 450);
+    });
+
+    it('E) Avg from memory', () => {
+        alasql('CREATE TABLE produkty2 (id INT, cena INT)');
+        alasql('INSERT INTO produkty2 VALUES (1, 100), (2, 150), (3, 200)');
+        const result = alasql('SELECT AVG(cena) AS avgCena FROM produkty2');
+        
+        assert.strictEqual(result[0].avgCena, 150);
+    });
+
+
+
+    it('F) SUM with Round function from memory', function () {
+		var data = [
+			{
+				a: null,
+				b: 9.45,
+				c: true,
+				c2: 1.39,
+				d: null,
+				e: 'XYZ1',
+				f: new Number(2),
+			},
+			{
+				a: null,
+				b: 1.13,
+				c: false,
+				c2: false,
+				d: 5.15,
+				e: 'XYZ2',
+				f: new Number(11.25),
+			},
+		];
+		res = alasql(
+			`SELECT SUM(ROUND(a))  AS a,
+					sum(ROUND(b))  as b,
+					sUm(c)         as c,
+					sUm(ROUND(c2)) as c2,
+					SuM(ROUND(d))  as d,
+					SUM(ROUND(e))  as e,
+					SUM(ROUND(f))  as f
+			 FROM ?`,
+			[data]
+		);
+		assert.deepEqual(res, [
+			{
+				a: null,
+				b: 10,
+				c: null,
+				c2: 1,
+				d: 5,
+				e: null,
+				f: 13,
+			},
+		]);
+
+		
+	});
+
+	it('G) MAX/MIN/SUM with Round or Ceil function from memory', function () {
+		var data = [{a: 10.25}, {a: null}, {b: 10}, {a: 5.25}, {a: 33.45}];
+		res = alasql(
+			`SELECT MIN(ROUND(a)) AS a,
+					MAX(ROUND(a)) AS b,
+					MIN(a)        AS c,
+					MAX(a)        AS d,
+					MIN(CEIL(a))  AS e,
+					MAX(CEIL(a))  AS f,
+					SUM(ROUND(a)) AS g,
+					SUM(CEIL(a))  AS h
+			 FROM ?`,
+			[data]
+		);
+		assert.deepEqual(res, [
+			{
+				a: 5,
+				b: 33,
+				c: 5.25,
+				d: 33.45,
+				e: 6,
+				f: 34,
+				g: 48,
+				h: 51,
+			},
+		]);
+	});
+
+	it('H) MAX/MIN for Dates from memory', function () {
+		var data = [
+			{a: new Date(2023, 6, 6, 0, 0, 0)},
+			{a: new Date(2023, 6, 15, 0, 0, 0)},
+			{a: null},
+			{a: undefined},
+			{a: new Date(2023, 7, 7, 0, 0, 0)},
+		];
+		res = alasql(
+			`SELECT
+					MIN(a)        AS c,
+					MAX(a)        AS d
+				 FROM ?`,
+			[data]
+		);
+		assert.deepEqual(res, [
+			{
+				c: new Date(2023, 6, 6, 0, 0, 0),
+				d: new Date(2023, 7, 7, 0, 0, 0),
+			},
+		]);
+	});
+});
+