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Arduino Projects
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- Interface MLX90614 Non-contact Infrared Temperature Sensor with Arduino
- What is RFID? How It Works? Interface RC522 RFID Module with Arduino
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- How Accelerometer works? Interface ADXL335 with Arduino
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ESP32 Projects
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- Configuring & Handling ESP32 GPIO Interrupts In Arduino IDE
- Insight Into ESP32 Sleep Modes & Their Power Consumption
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- Create A Simple ESP32 Web Server In Arduino IDE
- How to Create an ESP32 Web Server with WebSockets in Arduino IDE
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- How to Build a CAN Bus With ESP32
- Create A Simple ESP32 Web Server In Arduino IDE
- Interface DHT11 DHT22 with ESP32 & Display Values Using Web Server
- Create A Simple ESP32 Weather Station With BME280
- Interface Multiple DS18B20s with ESP32 & Display Values Using Web Server
- Getting Started With ESP32-CAM
- ESP32-CAM Pinout Reference
- Control WS2812B Addressable LEDs with ESP32 and WLED
- Getting started with Sound Reactive WLED
- How to Find and Change the MAC Address on ESP32
- How to Solve �A Fatal Error Occurred: Failed to Connect to ESP32: Timed Out Waiting for Packet Header�
- How to set up mDNS on an ESP32
- How to set a Static or Fixed IP Address on your ESP32
- ESP32 Basic Over The Air (OTA) Programming In Arduino IDE
- ESP32 Web Updater Over The Air (OTA) Programming In Arduino IDE
- Getting Date & Time From NTP Server With ESP32
- Interface OLED Graphic Display Module with ESP32
ESP8266 Projects
- Getting Started with ESP8266
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- Create A Simple ESP8266 NodeMCU Web Server In Arduino IDE
- Configuring & Handling ESP8266 GPIO Interrupts In Arduino IDE
- ESP8266 Over The Air (OTA) Programming In Arduino IDE
- Getting Date & Time From NTP Server With ESP8266 NodeMCU
- Control WS2812B Addressable LEDs with ESP8266 and WLED
- Interface DHT11 DHT22 w/ ESP8266 NodeMCU Using Web Server
- How to Use an I2C LCD Display With ESP8266
- Interface OLED Graphic Display Module with ESP8266 NodeMCU
- Display Values of Multiple DS18B20s on ESP8266 NodeMCU Web Server
- Create A Simple ESP8266 Weather Station With BME280
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The table below shows the ADO Data Type mapping between Access, SQL Server, and Oracle:

DataType Enum	Value	Access	SQLServer	Oracle
adBigInt	20		BigInt (SQL Server 2000 +)
adBinary	128		Binary TimeStamp	Raw *
adBoolean	11	YesNo	Bit
adChar	129		Char	Char
adCurrency	6	Currency	Money SmallMoney
adDate	7	Date	DateTime
adDBTimeStamp	135	DateTime (Access 97 (ODBC))	DateTime SmallDateTime	Date
adDecimal	14			Decimal *
adDouble	5	Double	Float	Float
adGUID	72	ReplicationID (Access 97 (OLEDB)), (Access 2000 (OLEDB))	UniqueIdentifier (SQL Server 7.0 +)
adIDispatch	9
adInteger	3	AutoNumber Integer Long	Identity (SQL Server 6.5) Int	Int *
adLongVarBinary	205	OLEObject	Image	Long Raw * Blob (Oracle 8.1.x)
adLongVarChar	201	Memo (Access 97) Hyperlink (Access 97)	Text	Long * Clob (Oracle 8.1.x)
adLongVarWChar	203	Memo (Access 2000 (OLEDB)) Hyperlink (Access 2000 (OLEDB))	NText (SQL Server 7.0 +)	NClob (Oracle 8.1.x)
adNumeric	131	Decimal (Access 2000 (OLEDB))	Decimal Numeric	Decimal Integer Number SmallInt
adSingle	4	Single	Real
adSmallInt	2	Integer	SmallInt
adUnsignedTinyInt	17	Byte	TinyInt
adVarBinary	204	ReplicationID (Access 97)	VarBinary
adVarChar	200	Text (Access 97)	VarChar	VarChar
adVariant	12		Sql_Variant (SQL Server 2000 +)	VarChar2
adVarWChar	202	Text (Access 2000 (OLEDB))	NVarChar (SQL Server 7.0 +)	NVarChar2
adWChar	130		NChar (SQL Server 7.0 +)

* In Oracle 8.0.x - decimal and int are equal to number and number(10).

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