Uses of Class
com.mckoi.database.TType

Packages that use TType

Package	Description
com.mckoi.database	The core database classes for Mckoi.
com.mckoi.database.interpret	These classes interpret specific SQL statements, such as Insert and Delete.
com.mckoi.database.sql	These classes parse SQL statements in Mckoi.

Uses of TType in com.mckoi.database

Subclasses of TType in com.mckoi.database

Modifier and Type	Class	Description
class	TArrayType	An implementation of TType for an expression array.
class	TBinaryType	An implementation of TType for a binary block of data.
class	TBooleanType	An implementation of TType for a boolean value.
class	TDateType	An implementation of TType for date objects.
class	TJavaObjectType	An implementation of TType for a java object of possibly defined type.
class	TNullType	An implementation of TType that represents a NULL type.
class	TNumericType	An implementation of TType for a number.
class	TQueryPlanType	An implementation of TType for a query plan value.
class	TStringType	An implementation of TType for a String.

Fields in com.mckoi.database declared as TType

Modifier and Type	Field	Description
TType	DataTableColumnDef.type	The TType object for this column.

Methods in com.mckoi.database that return TType

Modifier and Type	Method	Description
static TType	TType.binaryType(int sql_type, int size)	Returns a TBinaryType object.
static TType	TType.booleanType(int sql_type)	Returns a TBooleanType object.
static TType	TType.dateType(int sql_type)	Returns a TDateType object.
static TType	TType.decodeString(java.lang.String encoded_str)	Decodes a String that has been encoded with the 'asEncodedString' method and returns a TType that represented the type.
static TType[]	TType.decodeTypes(java.lang.String encoded_str)	Decodes a list (or array) of TType objects that was previously encoded with the 'asEncodedString(Type[])' method.
static TType	TType.fromClass(java.lang.Class c)	Given a java class, this will return a default TType object that can encapsulate Java objects of this type.
TType	DataTableColumnDef.getTType()	Returns the TType for this column.
TType	TObject.getTType()	Returns the type of this object.
TType	Table.getTTypeForColumn(int column)	Returns a TType object that would represent values at the given column index.
TType	Table.getTTypeForColumn(Variable v)	Returns a TType object that would represent values in the given column.
static TType	TType.getWidestType(TType t1, TType t2)	Assuming that the two types are numeric types, this will return the 'widest' of the two types.
static TType	TType.javaObjectType(java.lang.String class_name)	Returns a TBinaryType constrained for the given class.
static TType	TType.numericType(int sql_type, int size, int scale)	Returns a TNumericType object of the given size and scale.
TType	AbstractFunction.returnTType()
TType	AbstractFunction.returnTType(VariableResolver resolver, QueryContext context)	By Default, we assume a function returns a Numeric object.
TType	CorrelatedVariable.returnTType()	Returns the TType this correlated variable evaluates to.
TType	Expression.returnTType(VariableResolver resolver, QueryContext context)	Determines the type of object this expression evaluates to.
TType	Function.returnTType(VariableResolver resolver, QueryContext context)	The type of object this function returns.
TType	Operator.returnTType()	The type of object this Operator evaluates to.
TType	VariableResolver.returnTType(Variable variable)	Returns the TType of object the given variable is.
static TType	TType.stringType(int sql_type, int size, java.lang.String locale, int strength, int decomposition)	Returns a TStringType object of the given size and locale information.

Methods in com.mckoi.database with parameters of type TType

Modifier and Type	Method	Description
static java.lang.String	TType.asEncodedString(TType type)	Encodes a TType into a string which is a useful way to serialize a TType.
static java.lang.String	TType.asEncodedString(TType[] types)	Given an array of TType, returns a String that that is the encoded form of the array and that can be later decoded back into an array of TType.
static java.lang.Object	TType.castObjectToTType(java.lang.Object ob, TType type)	Casts the given Java object to the given type.
TObject	TObject.castTo(TType cast_to_type)	Casts this object to the given type and returns a new TObject.
boolean	TArrayType.comparableTypes(TType type)
boolean	TBinaryType.comparableTypes(TType type)
boolean	TBooleanType.comparableTypes(TType type)
boolean	TDateType.comparableTypes(TType type)
boolean	TJavaObjectType.comparableTypes(TType type)
boolean	TNullType.comparableTypes(TType type)
boolean	TNumericType.comparableTypes(TType type)
boolean	TQueryPlanType.comparableTypes(TType type)
boolean	TStringType.comparableTypes(TType type)	For strings, the locale must be the same for the types to be comparable.
abstract boolean	TType.comparableTypes(TType type)	Returns true if the type of this object is logically comparable to the type of the given object.
static TObject	TObject.createAndCastFromObject(TType type, java.lang.Object ob)	Returns a TObject of the given type and with the given Java object.
void	ProcedureManager.defineJavaProcedure(ProcedureName procedure_name, java.lang.String java_specification, TType return_type, TType[] param_types, java.lang.String username)	Defines a Java stored procedure.
static TType	TType.getWidestType(TType t1, TType t2)	Assuming that the two types are numeric types, this will return the 'widest' of the two types.
static java.lang.reflect.Method	ProcedureManager.javaProcedureMethod(java.lang.String location_str, TType[] param_types)	Given a Java location_str and a list of parameter types, returns an immutable 'Method' object that can be used to invoke a Java stored procedure.
void	DataTableColumnDef.setFromTType(TType type)	Sets this DataTableColumnDef object up from information in the TType object.

Constructors in com.mckoi.database with parameters of type TType

Constructor	Description
TObject(TType type, java.lang.Object ob)	Constructs the TObject as the given type.

Uses of TType in com.mckoi.database.interpret

Methods in com.mckoi.database.interpret with parameters of type TType

Modifier and Type	Method	Description
void	ColumnDef.setDataType(TType type)	Sets the type of data of this column.

Uses of TType in com.mckoi.database.sql

Methods in com.mckoi.database.sql that return TType

Modifier and Type	Method	Description
TType	SQL.GetTType()