Package org.h2.expression.function
Class ArrayFunction
java.lang.Object
org.h2.expression.Expression
org.h2.expression.OperationN
org.h2.expression.function.FunctionN
org.h2.expression.function.ArrayFunction
- All Implemented Interfaces:
ExpressionWithVariableParameters
,NamedExpression
,HasSQL
,Typed
An array function.
-
Field Summary
FieldsModifier and TypeFieldDescriptionstatic final int
ARRAY_CONTAINS() (non-standard).static final int
ARRAY_SLICE() (non-standard).private final int
private static final String[]
static final int
TRIM_ARRAY().Fields inherited from class org.h2.expression.OperationN
args, argsCount, type
Fields inherited from class org.h2.expression.Expression
AUTO_PARENTHESES, MAP_IN_AGGREGATE, MAP_IN_WINDOW, MAP_INITIAL, WITH_PARENTHESES, WITHOUT_PARENTHESES
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
ConstructorsConstructorDescriptionArrayFunction
(Expression arg1, Expression arg2, Expression arg3, int function) -
Method Summary
Modifier and TypeMethodDescriptiongetName()
Get the name.getValue
(SessionLocal session) Return the resulting value for the current row.optimize
(SessionLocal session) Try to optimize the expression.Methods inherited from class org.h2.expression.function.FunctionN
getUnenclosedSQL, getValue
Methods inherited from class org.h2.expression.OperationN
addParameter, doneWithParameters, getCost, getSubexpression, getSubexpressionCount, getType, isEverything, mapColumns, optimizeArguments, setEvaluatable, updateAggregate
Methods inherited from class org.h2.expression.Expression
addFilterConditions, createIndexConditions, getAlias, getBooleanValue, getColumnName, getColumnNameForView, getEnclosedSQL, getNonAliasExpression, getNotIfPossible, getNullable, getSchemaName, getSQL, getSQL, getSQL, getSQL, getTableAlias, getTableName, getWhenSQL, getWhenValue, isConstant, isIdentity, isNullConstant, isValueSet, isWhenConditionOperand, needParentheses, optimizeCondition, toString, writeExpressions, writeExpressions
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait
Methods inherited from interface org.h2.util.HasSQL
getTraceSQL
-
Field Details
-
TRIM_ARRAY
public static final int TRIM_ARRAYTRIM_ARRAY().- See Also:
-
ARRAY_CONTAINS
public static final int ARRAY_CONTAINSARRAY_CONTAINS() (non-standard).- See Also:
-
ARRAY_SLICE
public static final int ARRAY_SLICEARRAY_SLICE() (non-standard).- See Also:
-
NAMES
-
function
private final int function
-
-
Constructor Details
-
ArrayFunction
-
-
Method Details
-
getValue
Description copied from class:Expression
Return the resulting value for the current row. -
optimize
Description copied from class:Expression
Try to optimize the expression.- Specified by:
optimize
in classExpression
- Parameters:
session
- the session- Returns:
- the optimized expression
-
getName
Description copied from interface:NamedExpression
Get the name.- Returns:
- the name in uppercase
-