Package com.exasol.adapter.sql

Class SqlStatementSelect

java.lang.Object

com.exasol.adapter.sql.SqlNode

com.exasol.adapter.sql.SqlStatement

com.exasol.adapter.sql.SqlStatementSelect

public class SqlStatementSelect
extends SqlStatement

We could consider to apply builder pattern here (if time)

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	SqlStatementSelect.Builder	Builder for SqlStatementSelect.

Method Summary

Modifier and Type	Method	Description
<R> R	accept(SqlNodeVisitor<R> visitor)	See SqlNodeVisitor
static SqlStatementSelect.Builder	builder()	Create a new builder for SqlStatementSelect.
List<SqlNode>	getChildren()	Get list of node's children (possibly, empty).
SqlNode	getFromClause()	Gets from clause.
SqlExpressionList	getGroupBy()	Gets group by.
SqlNode	getHaving()	Gets having.
SqlLimit	getLimit()	Gets limit.
SqlOrderBy	getOrderBy()	Gets order by.
SqlSelectList	getSelectList()	Gets select list.
SqlNodeType	getType()	Gets type.
SqlNode	getWhereClause()	Gets where clause.
boolean	hasFilter()	Has filter boolean.
boolean	hasGroupBy()	Has group by boolean.
boolean	hasHaving()	Has having boolean.
boolean	hasLimit()	Has limit boolean.
boolean	hasOrderBy()	Has order by boolean.
boolean	hasProjection()	Has projection boolean.

Methods inherited from class com.exasol.adapter.sql.SqlNode

getParent, hasParent, setParent

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Method Detail

hasProjection

public boolean hasProjection()

Has projection boolean.

Returns:

the boolean

hasGroupBy

public boolean hasGroupBy()

Has group by boolean.

Returns:

the boolean

hasHaving

public boolean hasHaving()

Has having boolean.

Returns:

the boolean

hasFilter

public boolean hasFilter()

Has filter boolean.

Returns:

the boolean

hasOrderBy

public boolean hasOrderBy()

Has order by boolean.

Returns:

the boolean

hasLimit

public boolean hasLimit()

Has limit boolean.

Returns:

the boolean

getFromClause

public SqlNode getFromClause()

Gets from clause.

Returns:

the from clause

getSelectList

public SqlSelectList getSelectList()

Gets select list.

Returns:

the select list

getWhereClause

public SqlNode getWhereClause()

Gets where clause.

Returns:

the where clause

getGroupBy

public SqlExpressionList getGroupBy()

Gets group by.

Returns:

the group by

getHaving

public SqlNode getHaving()

Gets having.

Returns:

the having

getOrderBy

public SqlOrderBy getOrderBy()

Gets order by.

Returns:

the order by

getLimit

public SqlLimit getLimit()

Gets limit.

Returns:

the limit

getType

public SqlNodeType getType()

Description copied from class: SqlNode

Gets type.

Specified by:

getType in class SqlNode

Returns:

the type

accept

public <R> R accept(SqlNodeVisitor<R> visitor)
             throws AdapterException

Description copied from class: SqlNode

See SqlNodeVisitor

Specified by:

accept in class SqlNode

Type Parameters:

R - generic SqlNodeVisitor type

Parameters:

visitor - The visitor object on which the appropriate visit(sqlNode) method is called

Returns:

visited object

Throws:

AdapterException - can be thrown

builder

public static SqlStatementSelect.Builder builder()

Create a new builder for SqlStatementSelect.

Returns:

builder instance

getChildren

public List<SqlNode> getChildren()

Description copied from class: SqlNode

Get list of node's children (possibly, empty).

Overrides:

getChildren in class SqlNode

Returns:

list of children nodes (which could be null)