java.lang.Object
- io.debezium.connector.postgresql.connection.pgoutput.ColumnMetaData

```
@Immutable
public class ColumnMetaData
extends Object
```
Defines the relational column mapping for a table.

Author:

Gunnar Morling, Chris Cranford

Field Summary

Fields
Modifier and Type	Field	Description
`private String`	`columnName`
`private Object`	`defaultValue`
`private boolean`	`hasDefaultValue`
`private boolean`	`key`
`private int`	`length`
`private boolean`	`optional`
`private PostgresType`	`postgresType`
`private int`	`scale`
`private String`	`typeName`

Constructor Summary

Constructors
Constructor	Description
`ColumnMetaData(String columnName, PostgresType postgresType, boolean key, boolean optional, boolean hasDefaultValue, Object defaultValue, int typeModifier)`	Create a metadata structure representing a column.

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`String`	`getColumnName()`
`Object`	`getDefaultValue()`
`int`	`getLength()`
`PostgresType`	`getPostgresType()`
`int`	`getScale()`
`String`	`getTypeName()`
`boolean`	`hasDefaultValue()`
`boolean`	`isKey()`
`boolean`	`isOptional()`

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

columnName
```
private final String columnName
```

postgresType

private final PostgresType postgresType

key
```
private final boolean key
```

optional
```
private final boolean optional
```

hasDefaultValue
```
private final boolean hasDefaultValue
```

defaultValue
```
private final Object defaultValue
```

length
```
private final int length
```

scale
```
private final int scale
```

typeName
```
private final String typeName
```

Constructor Detail
- ColumnMetaData
```
ColumnMetaData(String columnName,
               PostgresType postgresType,
               boolean key,
               boolean optional,
               boolean hasDefaultValue,
               Object defaultValue,
               int typeModifier)
```
  Create a metadata structure representing a column.
  
  Parameters:
  
  columnName - name of the column; must not be null
  
  postgresType - postgres database type; must not be null
  
  key - true if column is part of the primary key, false otherwise
  
  optional - true if the column is considered optional, false otherwise
  
  hasDefaultValue - true if the column has a default value specified, false otherwise
  
  defaultValue - the parsed default value for the column
  
  typeModifier - the attribute type modifier

Method Detail

getColumnName
```
public String getColumnName()
```

getPostgresType
```
public PostgresType getPostgresType()
```

isKey
```
public boolean isKey()
```

isOptional
```
public boolean isOptional()
```

hasDefaultValue
```
public boolean hasDefaultValue()
```

getDefaultValue
```
public Object getDefaultValue()
```

getLength
```
public int getLength()
```

getScale
```
public int getScale()
```

getTypeName
```
public String getTypeName()
```

Class ColumnMetaData

Field Summary

Constructor Summary

Method Summary

Methods inherited from class java.lang.Object

Field Detail

columnName

postgresType

key

optional

hasDefaultValue

defaultValue

length

scale

typeName

Constructor Detail

ColumnMetaData

Method Detail

getColumnName

getPostgresType

isKey

isOptional

hasDefaultValue

getDefaultValue

getLength

getScale

getTypeName