TypeInfo

java.lang.Object
- org.h2.value.ExtTypeInfo
- - org.h2.value.TypeInfo

All Implemented Interfaces:

HasSQL, Typed
```
public class TypeInfo
extends ExtTypeInfo
implements Typed
```
Data type with parameters.

Field Summary

Fields
Modifier and Type	Field and Description
`static TypeInfo`	`TYPE_ARRAY_UNKNOWN` ARRAY type with unknown parameters.
`static TypeInfo`	`TYPE_BIGINT` BIGINT type with parameters.
`static TypeInfo`	`TYPE_BINARY` BINARY type with default parameters.
`static TypeInfo`	`TYPE_BLOB` BINARY LARGE OBJECT type with maximum parameters.
`static TypeInfo`	`TYPE_BOOLEAN` BOOLEAN type with parameters.
`static TypeInfo`	`TYPE_CHAR` CHAR type with default parameters.
`static TypeInfo`	`TYPE_CLOB` CHARACTER LARGE OBJECT type with maximum parameters.
`static TypeInfo`	`TYPE_DATE` DATE type with parameters.
`static TypeInfo`	`TYPE_DECFLOAT` DECFLOAT type with maximum parameters.
`static TypeInfo`	`TYPE_DECFLOAT_BIGINT` DECFLOAT type with parameters enough to hold a BIGINT value.
`static TypeInfo`	`TYPE_DOUBLE` DOUBLE PRECISION type with parameters.
`static TypeInfo`	`TYPE_ENUM_UNDEFINED` ENUM type with undefined parameters.
`static TypeInfo`	`TYPE_GEOMETRY` GEOMETRY type with default parameters.
`static TypeInfo`	`TYPE_INTEGER` INTEGER type with parameters.
`static TypeInfo`	`TYPE_INTERVAL_DAY` INTERVAL DAY type with maximum parameters.
`static TypeInfo`	`TYPE_INTERVAL_DAY_TO_SECOND` INTERVAL DAY TO SECOND type with maximum parameters.
`static TypeInfo`	`TYPE_INTERVAL_HOUR_TO_SECOND` INTERVAL HOUR TO SECOND type with maximum parameters.
`static TypeInfo`	`TYPE_INTERVAL_YEAR_TO_MONTH` INTERVAL YEAR TO MONTH type with maximum parameters.
`static TypeInfo`	`TYPE_JAVA_OBJECT` JAVA_OBJECT type with maximum parameters.
`static TypeInfo`	`TYPE_JSON` JSON type.
`static TypeInfo`	`TYPE_NULL` NULL type with parameters.
`static TypeInfo`	`TYPE_NUMERIC_BIGINT` NUMERIC type with parameters enough to hold a BIGINT value.
`static TypeInfo`	`TYPE_NUMERIC_FLOATING_POINT` NUMERIC type that can hold values with floating point.
`static TypeInfo`	`TYPE_NUMERIC_SCALE_0` NUMERIC type with maximum precision and scale 0.
`static TypeInfo`	`TYPE_REAL` REAL type with parameters.
`static TypeInfo`	`TYPE_ROW_EMPTY` ROW (row value) type without fields.
`static TypeInfo`	`TYPE_SMALLINT` SMALLINT type with parameters.
`static TypeInfo`	`TYPE_TIME` TIME type with maximum parameters.
`static TypeInfo`	`TYPE_TIME_TZ` TIME WITH TIME ZONE type with maximum parameters.
`static TypeInfo`	`TYPE_TIMESTAMP` TIMESTAMP type with maximum parameters.
`static TypeInfo`	`TYPE_TIMESTAMP_TZ` TIMESTAMP WITH TIME ZONE type with maximum parameters.
`static TypeInfo`	`TYPE_TINYINT` TINYINT type with parameters.
`static TypeInfo`	`TYPE_UNKNOWN` UNKNOWN type with parameters.
`static TypeInfo`	`TYPE_UUID` UUID type with parameters.
`static TypeInfo`	`TYPE_VARBINARY` BINARY VARYING type with maximum parameters.
`static TypeInfo`	`TYPE_VARCHAR` CHARACTER VARYING type with maximum parameters.
`static TypeInfo`	`TYPE_VARCHAR_IGNORECASE` VARCHAR_IGNORECASE type with maximum parameters.

Fields inherited from interface org.h2.util.HasSQL
ADD_PLAN_INFORMATION, DEFAULT_SQL_FLAGS, NO_CASTS, QUOTE_ONLY_WHEN_REQUIRED, REPLACE_LOBS_FOR_TRACE, TRACE_SQL_FLAGS

Constructor Summary

Constructors
Constructor and Description
`TypeInfo(int valueType, long precision, int scale, ExtTypeInfo extTypeInfo)` Creates new instance of data type with parameters.

Method Summary

All Methods Static Methods Instance Methods Concrete Methods
Modifier and Type	Method and Description
`static boolean`	`areSameTypes(TypeInfo t1, TypeInfo t2)` Determines whether two specified types are the same data types without taking precision or scale into account.
`static void`	`checkComparable(TypeInfo t1, TypeInfo t2)` Checks whether two specified types are comparable and throws an exception otherwise.
`boolean`	`equals(java.lang.Object obj)`
`long`	`getDecimalPrecision()` Returns approximate precision in decimal digits for binary numeric data types and precision for all other types.
`long`	`getDeclaredPrecision()` Returns the precision, or `-1L` if not specified in data type definition.
`int`	`getDeclaredScale()` Returns the scale, or `-1` if not specified in data type definition.
`java.lang.String`	`getDeclaredTypeName()` Returns the declared name of this data type with precision, scale, length, cardinality etc.
`int`	`getDisplaySize()` Returns the display size in characters.
`ExtTypeInfo`	`getExtTypeInfo()` Returns the extended type information, or null.
`static TypeInfo`	`getHigherType(Typed[] values)` Get the higher data type of all values.
`static TypeInfo`	`getHigherType(TypeInfo type1, TypeInfo type2)` Get the higher data type of two data types.
`long`	`getPrecision()` Returns the precision.
`int`	`getScale()` Returns the scale.
`java.lang.StringBuilder`	`getSQL(java.lang.StringBuilder builder, int sqlFlags)` Appends the SQL statement of this object to the specified builder.
`TypeInfo`	`getType()` Returns this type information.
`static TypeInfo`	`getTypeInfo(int type)` Get the data type with parameters object for the given value type and maximum parameters.
`static TypeInfo`	`getTypeInfo(int type, long precision, int scale, ExtTypeInfo extTypeInfo)` Get the data type with parameters object for the given value type and the specified parameters.
`int`	`getValueType()` Returns the value type.
`int`	`hashCode()`
`static boolean`	`haveSameOrdering(TypeInfo t1, TypeInfo t2)` Determines whether two specified types have the same ordering rules.
`TypeInfo`	`toDecfloatType()` Convert this type information to compatible DECFLOAT type information.
`TypeInfo`	`toNumericType()` Convert this type information to compatible NUMERIC type information.
`TypeInfo`	`unwrapRow()` Returns unwrapped data type if this data type is a row type with degree 1 or this type otherwise.

Methods inherited from class org.h2.value.ExtTypeInfo
toString

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

Methods inherited from interface org.h2.util.HasSQL
getSQL, getTraceSQL

- Field Detail
  - TYPE_UNKNOWN
```
public static final TypeInfo TYPE_UNKNOWN
```
    UNKNOWN type with parameters.
  - TYPE_NULL
```
public static final TypeInfo TYPE_NULL
```
    NULL type with parameters.
  - TYPE_CHAR
```
public static final TypeInfo TYPE_CHAR
```
    CHAR type with default parameters.
  - TYPE_VARCHAR
```
public static final TypeInfo TYPE_VARCHAR
```
    CHARACTER VARYING type with maximum parameters.
  - TYPE_VARCHAR_IGNORECASE
```
public static final TypeInfo TYPE_VARCHAR_IGNORECASE
```
    VARCHAR_IGNORECASE type with maximum parameters.
  - TYPE_CLOB
```
public static final TypeInfo TYPE_CLOB
```
    CHARACTER LARGE OBJECT type with maximum parameters.
  - TYPE_BINARY
```
public static final TypeInfo TYPE_BINARY
```
    BINARY type with default parameters.
  - TYPE_VARBINARY
```
public static final TypeInfo TYPE_VARBINARY
```
    BINARY VARYING type with maximum parameters.
  - TYPE_BLOB
```
public static final TypeInfo TYPE_BLOB
```
    BINARY LARGE OBJECT type with maximum parameters.
  - TYPE_BOOLEAN
```
public static final TypeInfo TYPE_BOOLEAN
```
    BOOLEAN type with parameters.
  - TYPE_TINYINT
```
public static final TypeInfo TYPE_TINYINT
```
    TINYINT type with parameters.
  - TYPE_SMALLINT
```
public static final TypeInfo TYPE_SMALLINT
```
    SMALLINT type with parameters.
  - TYPE_INTEGER
```
public static final TypeInfo TYPE_INTEGER
```
    INTEGER type with parameters.
  - TYPE_BIGINT
```
public static final TypeInfo TYPE_BIGINT
```
    BIGINT type with parameters.
  - TYPE_NUMERIC_SCALE_0
```
public static final TypeInfo TYPE_NUMERIC_SCALE_0
```
    NUMERIC type with maximum precision and scale 0.
  - TYPE_NUMERIC_BIGINT
```
public static final TypeInfo TYPE_NUMERIC_BIGINT
```
    NUMERIC type with parameters enough to hold a BIGINT value.
  - TYPE_NUMERIC_FLOATING_POINT
```
public static final TypeInfo TYPE_NUMERIC_FLOATING_POINT
```
    NUMERIC type that can hold values with floating point.
  - TYPE_REAL
```
public static final TypeInfo TYPE_REAL
```
    REAL type with parameters.
  - TYPE_DOUBLE
```
public static final TypeInfo TYPE_DOUBLE
```
    DOUBLE PRECISION type with parameters.
  - TYPE_DECFLOAT
```
public static final TypeInfo TYPE_DECFLOAT
```
    DECFLOAT type with maximum parameters.
  - TYPE_DECFLOAT_BIGINT
```
public static final TypeInfo TYPE_DECFLOAT_BIGINT
```
    DECFLOAT type with parameters enough to hold a BIGINT value.
  - TYPE_DATE
```
public static final TypeInfo TYPE_DATE
```
    DATE type with parameters.
  - TYPE_TIME
```
public static final TypeInfo TYPE_TIME
```
    TIME type with maximum parameters.
  - TYPE_TIME_TZ
```
public static final TypeInfo TYPE_TIME_TZ
```
    TIME WITH TIME ZONE type with maximum parameters.
  - TYPE_TIMESTAMP
```
public static final TypeInfo TYPE_TIMESTAMP
```
    TIMESTAMP type with maximum parameters.
  - TYPE_TIMESTAMP_TZ
```
public static final TypeInfo TYPE_TIMESTAMP_TZ
```
    TIMESTAMP WITH TIME ZONE type with maximum parameters.
  - TYPE_INTERVAL_DAY
```
public static final TypeInfo TYPE_INTERVAL_DAY
```
    INTERVAL DAY type with maximum parameters.
  - TYPE_INTERVAL_YEAR_TO_MONTH
```
public static final TypeInfo TYPE_INTERVAL_YEAR_TO_MONTH
```
    INTERVAL YEAR TO MONTH type with maximum parameters.
  - TYPE_INTERVAL_DAY_TO_SECOND
```
public static final TypeInfo TYPE_INTERVAL_DAY_TO_SECOND
```
    INTERVAL DAY TO SECOND type with maximum parameters.
  - TYPE_INTERVAL_HOUR_TO_SECOND
```
public static final TypeInfo TYPE_INTERVAL_HOUR_TO_SECOND
```
    INTERVAL HOUR TO SECOND type with maximum parameters.
  - TYPE_JAVA_OBJECT
```
public static final TypeInfo TYPE_JAVA_OBJECT
```
    JAVA_OBJECT type with maximum parameters.
  - TYPE_ENUM_UNDEFINED
```
public static final TypeInfo TYPE_ENUM_UNDEFINED
```
    ENUM type with undefined parameters.
  - TYPE_GEOMETRY
```
public static final TypeInfo TYPE_GEOMETRY
```
    GEOMETRY type with default parameters.
  - TYPE_JSON
```
public static final TypeInfo TYPE_JSON
```
    JSON type.
  - TYPE_UUID
```
public static final TypeInfo TYPE_UUID
```
    UUID type with parameters.
  - TYPE_ARRAY_UNKNOWN
```
public static final TypeInfo TYPE_ARRAY_UNKNOWN
```
    ARRAY type with unknown parameters.
  - TYPE_ROW_EMPTY
```
public static final TypeInfo TYPE_ROW_EMPTY
```
    ROW (row value) type without fields.
- Constructor Detail
  - TypeInfo
```
public TypeInfo(int valueType,
                long precision,
                int scale,
                ExtTypeInfo extTypeInfo)
```
    Creates new instance of data type with parameters.
    
    Parameters:
    
    valueType - the value type
    
    precision - the precision
    
    scale - the scale
    
    extTypeInfo - the extended type information, or null
- Method Detail
  - getTypeInfo
```
public static TypeInfo getTypeInfo(int type)
```
    Get the data type with parameters object for the given value type and maximum parameters.
    
    Parameters:
    
    type - the value type
    
    Returns:
    
    the data type with parameters object
  - getTypeInfo
```
public static TypeInfo getTypeInfo(int type,
                                   long precision,
                                   int scale,
                                   ExtTypeInfo extTypeInfo)
```
    Get the data type with parameters object for the given value type and the specified parameters.
    
    Parameters:
    
    type - the value type
    
    precision - the precision or -1L for default
    
    scale - the scale or -1 for default
    
    extTypeInfo - the extended type information or null
    
    Returns:
    
    the data type with parameters object
  - getHigherType
```
public static TypeInfo getHigherType(Typed[] values)
```
    Get the higher data type of all values.
    
    Parameters:
    
    values - the values
    
    Returns:
    
    the higher data type
  - getHigherType
```
public static TypeInfo getHigherType(TypeInfo type1,
                                     TypeInfo type2)
```
    Get the higher data type of two data types. If values need to be converted to match the other operands data type, the value with the lower order is converted to the value with the higher order.
    
    Parameters:
    
    type1 - the first data type
    
    type2 - the second data type
    
    Returns:
    
    the higher data type of the two
  - areSameTypes
```
public static boolean areSameTypes(TypeInfo t1,
                                   TypeInfo t2)
```
    Determines whether two specified types are the same data types without taking precision or scale into account.
    
    Parameters:
    
    t1 - first data type
    
    t2 - second data type
    
    Returns:
    
    whether types are the same
  - checkComparable
```
public static void checkComparable(TypeInfo t1,
                                   TypeInfo t2)
```
    Checks whether two specified types are comparable and throws an exception otherwise.
    
    Parameters:
    
    t1 - first data type
    
    t2 - second data type
    
    Throws:
    
    DbException - if types aren't comparable
  - haveSameOrdering
```
public static boolean haveSameOrdering(TypeInfo t1,
                                       TypeInfo t2)
```
    Determines whether two specified types have the same ordering rules.
    
    Parameters:
    
    t1 - first data type
    
    t2 - second data type
    
    Returns:
    
    whether types are comparable
  - getType
```
public TypeInfo getType()
```
    Returns this type information.
    
    Specified by:
    
    getType in interface Typed
    
    Returns:
    
    this
  - getValueType
```
public int getValueType()
```
    Returns the value type.
    
    Returns:
    
    the value type
  - getPrecision
```
public long getPrecision()
```
    Returns the precision.
    
    Returns:
    
    the precision
  - getDeclaredPrecision
```
public long getDeclaredPrecision()
```
    Returns the precision, or -1L if not specified in data type definition.
    
    Returns:
    
    the precision, or -1L if not specified in data type definition
  - getScale
```
public int getScale()
```
    Returns the scale.
    
    Returns:
    
    the scale
  - getDeclaredScale
```
public int getDeclaredScale()
```
    Returns the scale, or -1 if not specified in data type definition.
    
    Returns:
    
    the scale, or -1 if not specified in data type definition
  - getDisplaySize
```
public int getDisplaySize()
```
    Returns the display size in characters.
    
    Returns:
    
    the display size
  - getExtTypeInfo
```
public ExtTypeInfo getExtTypeInfo()
```
    Returns the extended type information, or null.
    
    Returns:
    
    the extended type information, or null
  - getSQL
```
public java.lang.StringBuilder getSQL(java.lang.StringBuilder builder,
                                      int sqlFlags)
```
    Description copied from interface: HasSQL
    
    Appends the SQL statement of this object to the specified builder.
    
    Specified by:
    
    getSQL in interface HasSQL
    
    Parameters:
    
    builder - string builder
    
    sqlFlags - formatting flags
    
    Returns:
    
    the specified string builder
  - hashCode
```
public int hashCode()
```
    Overrides:
    
    hashCode in class java.lang.Object
  - equals
```
public boolean equals(java.lang.Object obj)
```
    Overrides:
    
    equals in class java.lang.Object
  - toNumericType
```
public TypeInfo toNumericType()
```
    Convert this type information to compatible NUMERIC type information.
    
    Returns:
    
    NUMERIC type information
  - toDecfloatType
```
public TypeInfo toDecfloatType()
```
    Convert this type information to compatible DECFLOAT type information.
    
    Returns:
    
    DECFLOAT type information
  - unwrapRow
```
public TypeInfo unwrapRow()
```
    Returns unwrapped data type if this data type is a row type with degree 1 or this type otherwise.
    
    Returns:
    
    unwrapped data type if this data type is a row type with degree 1 or this type otherwise
  - getDecimalPrecision
```
public long getDecimalPrecision()
```
    Returns approximate precision in decimal digits for binary numeric data types and precision for all other types.
    
    Returns:
    
    precision in decimal digits
  - getDeclaredTypeName
```
public java.lang.String getDeclaredTypeName()
```
    Returns the declared name of this data type with precision, scale, length, cardinality etc. parameters removed, excluding parameters of ENUM data type, GEOMETRY data type, ARRAY elements, and ROW fields.
    
    Returns:
    
    the declared name

Class TypeInfo

Field Summary

Fields inherited from interface org.h2.util.HasSQL

Constructor Summary

Method Summary

Methods inherited from class org.h2.value.ExtTypeInfo

Methods inherited from class java.lang.Object

Methods inherited from interface org.h2.util.HasSQL

Field Detail

TYPE_UNKNOWN

TYPE_NULL

TYPE_CHAR

TYPE_VARCHAR

TYPE_VARCHAR_IGNORECASE

TYPE_CLOB

TYPE_BINARY

TYPE_VARBINARY

TYPE_BLOB

TYPE_BOOLEAN

TYPE_TINYINT

TYPE_SMALLINT

TYPE_INTEGER

TYPE_BIGINT

TYPE_NUMERIC_SCALE_0

TYPE_NUMERIC_BIGINT

TYPE_NUMERIC_FLOATING_POINT

TYPE_REAL

TYPE_DOUBLE

TYPE_DECFLOAT

TYPE_DECFLOAT_BIGINT

TYPE_DATE

TYPE_TIME

TYPE_TIME_TZ

TYPE_TIMESTAMP

TYPE_TIMESTAMP_TZ

TYPE_INTERVAL_DAY

TYPE_INTERVAL_YEAR_TO_MONTH

TYPE_INTERVAL_DAY_TO_SECOND

TYPE_INTERVAL_HOUR_TO_SECOND

TYPE_JAVA_OBJECT

TYPE_ENUM_UNDEFINED

TYPE_GEOMETRY

TYPE_JSON

TYPE_UUID

TYPE_ARRAY_UNKNOWN

TYPE_ROW_EMPTY

Constructor Detail

TypeInfo

Method Detail

getTypeInfo

getTypeInfo

getHigherType

getHigherType

areSameTypes

checkComparable

haveSameOrdering

getType

getValueType

getPrecision

getDeclaredPrecision

getScale

getDeclaredScale

getDisplaySize

getExtTypeInfo

getSQL

hashCode

equals

toNumericType

toDecfloatType

unwrapRow

getDecimalPrecision

getDeclaredTypeName