public class DBCoalesceExpr extends DBAbstractFuncExpr implements Unwrappable<DBColumnExpr>
dataType, expr, isAggregate, logattributes, beanPropertyName, DBCOLATTR_TITLE, DBCOLATTR_TYPE, optionsCTX_ALIAS, CTX_ALL, CTX_DEFAULT, CTX_FULLNAME, CTX_NAME, CTX_NOPARENTHESIS, CTX_VALUE| Constructor and Description |
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DBCoalesceExpr(DBColumnExpr expr,
Object nullValue) |
| Modifier and Type | Method and Description |
|---|---|
void |
addReferencedColumns(Set<DBColumn> list)
Internal function to obtain all DBColumnExpr-objects used by this expression.
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void |
addSQL(DBSQLBuilder sql,
long context)
Used to build the SQL command.
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boolean |
equals(Object other)
Returns true if other is equal to this expression
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Class<Enum<?>> |
getEnumType()
Returns the column enum type
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protected String |
getFunctionName()
returns the name of the function
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String |
getName()
Returns the column name.
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boolean |
isWrapper()
This is a transparent wrapper
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DBColumnExpr |
unwrap()
Unwrapps am object that is wrapped by this object
If the object is not a wrapper then it must return itself (this)!
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addSQL, addXml, getDatabase, getDataType, getDbms, getRowSet, getUpdateColumn, isAggregateabs, aggregate, append, as, as, asc, avg, ceiling, cmp, coalesce, concat, concat, convertTo, convertTo, count, countDistinct, day, decode, decode, decode, decode, decode, decode, decodeEnum, decodeSort, desc, divideBy, floor, format, function, getAttribute, getBeanPropertyName, getControlType, getExprFromPhrase, getExprFromPhrase, getJavaType, getOptions, getSourceColumn, getTitle, in, in, in, indexOf, indexOf, indexOf, is, isBetween, isGreaterThan, isLessOrEqual, isMoreOrEqual, isNot, isNotBetween, isSmallerThan, length, like, like, likeLower, likeUpper, lower, max, min, minus, minus, modulo, month, multiplyWith, notIn, notIn, notIn, notLike, nvl, on, parenthesis, plus, plus, prepend, qualified, replace, reverse, round, setAttribute, setBeanPropertyName, setControlType, setOptions, setTitle, stringAgg, stringAgg, substring, substring, substring, substring, substring, substring, sum, toChar, toChar, toString, trim, trimLeft, trimRight, trunc, upper, when, yearcheckParamNullpublic DBCoalesceExpr(DBColumnExpr expr, Object nullValue)
public boolean isWrapper()
isWrapper in interface Unwrappable<DBColumnExpr>public DBColumnExpr unwrap()
Unwrappableunwrap in interface Unwrappable<DBColumnExpr>protected String getFunctionName()
DBAbstractFuncExprgetFunctionName in class DBAbstractFuncExprpublic String getName()
getName in interface ColumnExprgetName in class DBAbstractFuncExprpublic Class<Enum<?>> getEnumType()
getEnumType in interface ColumnExprgetEnumType in class DBAbstractFuncExprpublic boolean equals(Object other)
equals in class DBAbstractFuncExprpublic void addReferencedColumns(Set<DBColumn> list)
DBExpraddReferencedColumns in class DBAbstractFuncExprlist - list to which all used column expressions must be addedDBExpr.addReferencedColumns(Set)public void addSQL(DBSQLBuilder sql, long context)
DBExprCopyright © 2008–2023 Apache Software Foundation. All rights reserved.