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Update Data Types.md
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‎Articles/Data Types.md

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### Date and Time
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| Data Type | Time Precision | Range | Storage |
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|-------------------|------------------------------------------------------------------------------------------|-------------------------------------------------------------|-----------|
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| date | None | Year 1 to 9999 | 3 Bytes |
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| datetime | To a 1/300th of a second (0.003) | Year 1753 to 9999 | 8 Bytes |
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| datetime2(n) | Up to 7 decimal places (0.0000001 seconds) | Year 1 to 9999 | 6-8 Bytes |
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| datetimeoffset(n) | Up to 7 decimal places (0.0000001 seconds), with offset between -12:59 to +14:00 | Year 1 to 9999 | 8-10 Bytes|
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| smalldatetime | To the nearest minute | Year 1900 to 2079 | 4 Bytes |
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| time(n) | Up to 7 decimal places (0.0000001 seconds) | None | 3-5 Bytes |
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| Data Type | Time Precision | Range | Storage |
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|-------------------|------------------------------------------------------------------------------------------|-------------------------------------------------------------|------------|
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| date | None | Year 1 to 9999 | 3 Bytes |
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| datetime | To a 1/300th of a second (0.003) | Year 1753 to 9999 | 8 Bytes |
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| datetime2(n) | Up to 7 decimal places (0.0000001 seconds) | Year 1 to 9999 | 6-8 Bytes |
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| datetimeoffset(n) | Up to 7 decimal places (0.0000001 seconds), with offset between -12:59 to +14:00 | Year 1 to 9999 | 8-10 Bytes |
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| smalldatetime | To the nearest minute | Year 1900 to 2079 | 4 Bytes |
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| time(n) | Up to 7 decimal places (0.0000001 seconds) | None | 3-5 Bytes |
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### Character Strings
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| Data Type | Characters | Storage | Note |
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|--------------|-----------------------------------|---------------|-------------------------------|
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| char(n) | UTF-8; 1-8000 characters | n Bytes | |
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| varchar(n) | UTF-8; 1-8000 characters | Char+2 Bytes | |
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| text | UTF-8; 1-2,147,483,647 characters| Variable | Deprecated, use varchar |
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| varchar(max) | UTF-8; 1-2,147,483,647 characters| Variable | |
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| Data Type | Characters | Storage | Note |
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|--------------|-----------------------------------|--------------|-------------------------|
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| char(n) | UTF-8; 1-8000 characters | n Bytes | |
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| varchar(n) | UTF-8; 1-8000 characters | Char+2 Bytes | |
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| text | UTF-8; 1-2,147,483,647 characters | Variable | Deprecated, use varchar |
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| varchar(max) | UTF-8; 1-2,147,483,647 characters | Variable | |
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### Unicode Character Strings
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| Data Type | Characters | Storage | Note |
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|--------------|-----------------------------------------|---------------|------------------------------|
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| nchar(n) | Unicode; 1-4000 characters | 2n Bytes | |
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| nvarchar(n) | Unicode; 1-4000 characters | 2Char+2 Bytes | |
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| ntext | Unicode; 1-1,073,741,823 characters | 2Char Bytes | Deprecated |
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| nvarchar(max)| Unicode; 1-1,073,741,823 characters | 2Char Bytes | |
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| Data Type | Characters | Storage | Note |
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|---------------|-----------------------------------------|---------------|------------------------------|
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| nchar(n) | Unicode; 1-4000 characters | 2n Bytes | |
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| nvarchar(n) | Unicode; 1-4000 characters | 2Char+2 Bytes | |
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| ntext | Unicode; 1-1,073,741,823 characters | 2Char Bytes | Deprecated |
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| nvarchar(max) | Unicode; 1-1,073,741,823 characters | 2Char Bytes | |
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### Binary Strings
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| Data Type | Use When |
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|----------------|------------------------|
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| binary | Sizes are consistent |
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| varbinary | Sizes vary considerably|
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| varbinary(max) | More than 8000 bytes |
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| Data Type | Use When |
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|----------------|-------------------------|
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| binary | Sizes are consistent |
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| varbinary | Sizes vary considerably |
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| varbinary(max) | More than 8000 bytes |
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### Other Data Types
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| Data Type | Note |
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|------------------|-------------------------------------------|
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| cursor | |
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| geography | |
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| geometry | |
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| hierarchyid | |
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| rowversion | |
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| sql_variant | |
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| table | |
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| uniqueidentifier | Unique value using NEWID or NEWSEQUENTIALID|
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| XML | |
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| Data Type | Note |
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|------------------|---------------------------------------------|
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| cursor | |
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| geography | |
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| geometry | |
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| hierarchyid | |
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| rowversion | |
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| sql_variant | |
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| table | |
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| uniqueidentifier | Unique value using NEWID or NEWSEQUENTIALID |
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| XML | |

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