Package org.yamcs.yarch.streamsql

Interface Summary

Interface	Description
ResultListener
StreamSqlParserConstants	Token literal values and constants.
StreamSqlStatement	Tag interface for all StreamSQL statements.

Class Summary

Class	Description
AdditiveExpression
AggregateExpression	Expressions containing aggregates are computed in two phases: phase 1: the input tuples are passed to a list of expressions composed by the group by columns and the list of aggregates phase 2: the output tuples of phase 1 are passed to the list of original select list.
AggregateListExpression
AndExpression
CloseStreamStatement
ColumnExpression	Represents a column in a query, for example x and y below: select x from table where y > 0
CompilableAggregateExpression
CreateInputStreamStatement
CreateOutputStreamStatement
CreateStreamStatement
CreateTableStatement
DeleteStatement
DescribeStatement
DropTableStatement
ExecutionContext	Keeps track of attributes associated with an execution context
ExponentExpression
Expression
FirstValExpression
InClause
InExpression
InsertStatement
LikeClause
LikeExpression
LimitedStream
MergeStatement
MultiplicativeExpression
NegativeExpression
NotExpression
OrExpression
QueryTableExpression
RelationalExpression	Expressions of type "x > y"
SelectExpression	Corresponds to a queries like "select 2*x, x+sum(y+3) from t[...] where x>5 group by x" chain of data/processing (D=Data, P=Processing, agg=aggregate):
SelectItem
SelectTableStatement
ShowDatabasesStatement
ShowEnginesStatement
ShowStreamsStatement
ShowStreamStatement
ShowTablesStatement
SpeedLimitStreamExpression
StreamSqlParser
StreamSqlParserTokenManager	Token Manager.
SumExpression
TupleSourceExpression	A source of tuples.
Utils
ValueExpression	This represents a constant value coming from some sql expression for example: select 3 from x
WindowSpecification

Enum Summary

Enum	Description
AddOp
MultOp
RelOp
StreamSqlException.ErrCode
WindowSpecification.Type

Exception Summary

Exception	Description
ColumnNotFoundException
GenericStreamSqlException
NotSupportedException
ResourceNotFoundException
StreamSqlException

Error Summary

Error	Description
TokenMgrError	Token Manager Error.