Scripts for DATETIME vs DATETIME2 in SQL Server

sql-queries-dates/sql-datetime-vs-datetime2/adding-day-to-datetime.sql

@@ -0,0 +1,3 @@
+DECLARE @date1 DATETIME;
+SET @date1 = GETDATE();
+SELECT @date1 + 1 as Tomorrow;

sql-queries-dates/sql-datetime-vs-datetime2/datetime-and-datetime2-precision.sql

@@ -0,0 +1,4 @@
+DECLARE @datetime2 DATETIME2(7), @datetime DATETIME;
+SET @datetime2 = '2024-08-06 18:34:10.2333333';
+SET @datetime = '2024-08-06 18:34:10.233';
+SELECT @datetime AS 'datetime', @datetime2 AS 'datetime2';

sql-queries-dates/sql-datetime-vs-datetime2/datetime-variable.sql

@@ -0,0 +1,12 @@
+DECLARE @date1 DATETIME = '2024-08-15 10:30:00';
+
+CREATE TABLE Appointments (
+AppointmentDate DATETIME
+);
+
+INSERT INTO Appointments (AppointmentDate)
+VALUES (@date1);
+
+SELECT AppointmentDate
+FROM Appointments
+WHERE AppointmentDate = @date1;

sql-queries-dates/sql-datetime-vs-datetime2/datetime.sql

@@ -0,0 +1,10 @@
+CREATE TABLE Appointments (
+AppointmentDate DATETIME
+);
+
+INSERT INTO Appointments (AppointmentDate)
+VALUES ('2024-08-15 10:30:00.000');
+
+SELECT AppointmentDate
+FROM Appointments
+WHERE AppointmentDate = '2024-08-15 10:30:00.000';

sql-queries-dates/sql-datetime-vs-datetime2/datetime2-with-variable.sql

@@ -0,0 +1,2 @@
+DECLARE @date2 DATETIME2 = '2022-01-01 12:30:00.1234567';
+SELECT @date2;

sql-queries-dates/sql-datetime-vs-datetime2/datetime2.sql

@@ -0,0 +1,10 @@
+CREATE TABLE Events (
+EventTime DATETIME2
+);
+
+INSERT INTO Events (EventTime)
+VALUES ('2024-08-05 10:30:00.12345');
+
+SELECT EventTime
+FROM Events
+WHERE EventTime = '2024-08-05 10:30:00.12345';

sql-queries-dates/sql-datetime-vs-datetime2/rounding-datetime-and-datetime2.sql

@@ -0,0 +1,4 @@
+DECLARE @date1 datetime, @date2 datetime2(3);
+SET @date2 = '2024-12-03 11:25:20.5782441';
+SET @date1 = @date2;
+SELECT @date1 AS 'datetime', @date2 AS 'datetime2';