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## gudusoft.gsqlparser.nodes
Class THierarchical

    java.lang.Object
      gudusoft.gsqlparser.nodes.TParseTreeNode
          gudusoft.gsqlparser.nodes.THierarchical

All Implemented Interfaces:
  Visitable

    public class THierarchical

extends TParseTreeNode

Oracle hierarchical_query_clause lets you select rows in a hierarchical order.

Constructor Summary
`THierarchical()`

Method Summary
`void` | `accept(TParseTreeVisitor v)`
`void` | `doParse(TCustomSqlStatement psql, ESqlClause plocation)` analyze this node
`TExpression` | `getConnectByClause()` Specify a condition that identifies the relationship between parent rows and child rows of the hierarchy.
`TExpression` | `getStartWithClause()` Specify a condition that identifies the row(s) to be used as the root(s) of a hierarchical query.
`void` | `init(java.lang.Object arg1, java.lang.Object arg2)`

Methods inherited from class gudusoft.gsqlparser.nodes.TParseTreeNode
`addAllMyTokensToTokenList, getColumnNo, getDummyTag, getEndToken, getGsqlparser, getLineNo, getNodeType, getStartToken, init, init, init, init, init, setDummyTag, setEndToken, setEndToken, setGsqlparser, setNodeType, setStartToken, setStartToken, setString, toString`

Methods inherited from class java.lang.Object
`equals, getClass, hashCode, notify, notifyAll, wait, wait, wait`

Constructor Detail

### THierarchical

    public THierarchical()

Method Detail

### getStartWithClause

    public TExpression getStartWithClause()

  Specify a condition that identifies the row(s) to be used as the root(s) of a hierarchical query.

  Returns:

### getConnectByClause

    public TExpression getConnectByClause()

  Specify a condition that identifies the relationship between parent rows and child rows of the hierarchy.

  Returns:

### init

    public void init(java.lang.Object arg1,
                     java.lang.Object arg2)

  Overrides:
    `init` in class `TParseTreeNode`

### doParse

    public void doParse(TCustomSqlStatement psql,
                        ESqlClause plocation)

  Description copied from class: `TParseTreeNode`
  analyze this node

  Overrides:
    `doParse` in class `TParseTreeNode`

### accept

    public void accept(TParseTreeVisitor v)

  Specified by:
    `accept` in interface `Visitable`
  Overrides:
    `accept` in class `TParseTreeNode`

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