parser

package
v0.7.3 Latest Latest
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 Go to latest Published: Jun 13, 2014 License: MIT Imports: 13 Imported by: 0

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Index

Constants

View Source 
const (
	ValueRegex        ValueType = C.VALUE_REGEX
	ValueInt                    = C.VALUE_INT
	ValueBool                   = C.VALUE_BOOLEAN
	ValueFloat                  = C.VALUE_FLOAT
	ValueString                 = C.VALUE_STRING
	ValueIntoName               = C.VALUE_INTO_NAME
	ValueTableName              = C.VALUE_TABLE_NAME
	ValueSimpleName             = C.VALUE_SIMPLE_NAME
	ValueDuration               = C.VALUE_DURATION
	ValueWildcard               = C.VALUE_WILDCARD
	ValueFunctionCall           = C.VALUE_FUNCTION_CALL
	ValueExpression             = C.VALUE_EXPRESSION
)

Variables

This section is empty.

Functions

func GetStringArray 

func GetStringArray(array *C.array) []string

Types

type BasicQuery added in v0.4.0 

type BasicQuery struct {
	// contains filtered or unexported fields
}

func (*BasicQuery) GetEndTime added in v0.4.0 

func (self *BasicQuery) GetEndTime() time.Time

Returns the start time of the query. Queries can only have one condition of the form time > start_time

func (*BasicQuery) GetStartTime added in v0.4.0 

func (self *BasicQuery) GetStartTime() time.Time

Returns the start time of the query. Queries can only have one condition of the form time > start_time

type DeleteQuery added in v0.4.0 

type DeleteQuery struct {
	SelectDeleteCommonQuery
}

func (*DeleteQuery) GetQueryString added in v0.5.8 

func (self *DeleteQuery) GetQueryString(withTime bool) string

type DropQuery added in v0.4.0 

type DropQuery struct {
	Id int
}

type DropSeriesQuery added in v0.4.0 

type DropSeriesQuery struct {
	// contains filtered or unexported fields
}

func (*DropSeriesQuery) GetTableName added in v0.4.0 

func (self *DropSeriesQuery) GetTableName() string

type From 

type From struct {
	TableName string
}

type FromClause added in v0.0.5 

type FromClause struct {
	Type  FromClauseType
	Names []*TableName
}

func GetFromClause added in v0.0.5 

func GetFromClause(fromClause *C.from_clause) (*FromClause, error)

func (*FromClause) GetString added in v0.5.8 

func (self *FromClause) GetString() string

type FromClauseType added in v0.0.5 

type FromClauseType int
const (
	FromClauseArray     FromClauseType = C.FROM_ARRAY
	FromClauseMerge     FromClauseType = C.FROM_MERGE
	FromClauseInnerJoin FromClauseType = C.FROM_INNER_JOIN
)

type GroupByClause 

type GroupByClause struct {
	FillWithZero bool
	FillValue    *Value
	Elems        []*Value
}

func GetGroupByClause added in v0.4.0 

func GetGroupByClause(groupByClause *C.groupby_clause) (*GroupByClause, error)

func (GroupByClause) GetGroupByTime 

func (self GroupByClause) GetGroupByTime() (*time.Duration, error)

func (*GroupByClause) GetString added in v0.5.8 

func (self *GroupByClause) GetString() string

type IntoClause added in v0.4.0 

type IntoClause struct {
	Target *Value
}

func GetIntoClause added in v0.4.0 

func GetIntoClause(intoClause *C.into_clause) (*IntoClause, error)

func (*IntoClause) GetString added in v0.5.8 

func (self *IntoClause) GetString() string

type ListQuery added in v0.4.0 

type ListQuery struct {
	Type ListType
}

type ListType added in v0.4.0 

type ListType int
const (
	Series ListType = iota
	ContinuousQueries
)

type Operation 

type Operation int

type Query 

type Query struct {
	QueryString     string
	SelectQuery     *SelectQuery
	DeleteQuery     *DeleteQuery
	ListQuery       *ListQuery
	DropSeriesQuery *DropSeriesQuery
	DropQuery       *DropQuery
}

func ParseQuery 

func ParseQuery(query string) ([]*Query, error)

func (*Query) GetQueryString added in v0.0.9 

func (self *Query) GetQueryString() string

func (*Query) GetQueryStringWithTimeCondition added in v0.5.8 

func (self *Query) GetQueryStringWithTimeCondition() string

func (*Query) IsExplainQuery added in v0.5.0 

func (self *Query) IsExplainQuery() bool

func (*Query) IsListContinuousQueriesQuery added in v0.4.0 

func (self *Query) IsListContinuousQueriesQuery() bool

func (*Query) IsListQuery added in v0.4.0 

func (self *Query) IsListQuery() bool

func (*Query) IsListSeriesQuery added in v0.4.0 

func (self *Query) IsListSeriesQuery() bool

type QueryError added in v0.5.7 

type QueryError struct {
	// contains filtered or unexported fields
}

func (*QueryError) Error added in v0.5.7 

func (self *QueryError) Error() string

func (*QueryError) PrettyPrint added in v0.5.7 

func (self *QueryError) PrettyPrint() string

type QuerySpec added in v0.5.0 

type QuerySpec struct {
	RunAgainstAllServersInShard bool
	// contains filtered or unexported fields
}

func NewQuerySpec added in v0.5.0 

func NewQuerySpec(user common.User, database string, query *Query) *QuerySpec

func (*QuerySpec) AllShardsQuery added in v0.6.1 

func (self *QuerySpec) AllShardsQuery() bool

func (*QuerySpec) Database added in v0.5.0 

func (self *QuerySpec) Database() string

func (*QuerySpec) DeleteQuery added in v0.5.0 

func (self *QuerySpec) DeleteQuery() *DeleteQuery

func (*QuerySpec) GetEndTime added in v0.5.0 

func (self *QuerySpec) GetEndTime() time.Time

func (*QuerySpec) GetFromClause added in v0.7.2 

func (self *QuerySpec) GetFromClause() *FromClause

func (*QuerySpec) GetGroupByColumnCount added in v0.5.4 

func (self *QuerySpec) GetGroupByColumnCount() int

func (*QuerySpec) GetGroupByInterval added in v0.5.0 

func (self *QuerySpec) GetGroupByInterval() *time.Duration

func (*QuerySpec) GetQueryString added in v0.5.0 

func (self *QuerySpec) GetQueryString() string

func (*QuerySpec) GetQueryStringWithTimeCondition added in v0.5.0 

func (self *QuerySpec) GetQueryStringWithTimeCondition() string

func (*QuerySpec) GetStartTime added in v0.5.0 

func (self *QuerySpec) GetStartTime() time.Time

func (*QuerySpec) HasAggregates added in v0.5.0 

func (self *QuerySpec) HasAggregates() bool

func (*QuerySpec) HasReadAccess added in v0.5.0 

func (self *QuerySpec) HasReadAccess(name string) bool

func (*QuerySpec) IsAscending added in v0.5.0 

func (self *QuerySpec) IsAscending() bool

func (*QuerySpec) IsDeleteFromSeriesQuery added in v0.5.0 

func (self *QuerySpec) IsDeleteFromSeriesQuery() bool

func (*QuerySpec) IsDestructiveQuery added in v0.5.0 

func (self *QuerySpec) IsDestructiveQuery() bool

func (*QuerySpec) IsDropSeriesQuery added in v0.5.0 

func (self *QuerySpec) IsDropSeriesQuery() bool

func (*QuerySpec) IsExplainQuery added in v0.5.0 

func (self *QuerySpec) IsExplainQuery() bool

func (*QuerySpec) IsListSeriesQuery added in v0.5.0 

func (self *QuerySpec) IsListSeriesQuery() bool

func (*QuerySpec) IsRegex added in v0.5.0 

func (self *QuerySpec) IsRegex() bool

func (*QuerySpec) IsSinglePointQuery added in v0.5.0 

func (self *QuerySpec) IsSinglePointQuery() bool

func (*QuerySpec) Query added in v0.5.0 

func (self *QuerySpec) Query() *Query

func (*QuerySpec) ReadsFromMultipleSeries added in v0.5.0 

func (self *QuerySpec) ReadsFromMultipleSeries() bool

func (*QuerySpec) SelectQuery added in v0.5.0 

func (self *QuerySpec) SelectQuery() *SelectQuery

func (*QuerySpec) SeriesValuesAndColumns added in v0.5.0 

func (self *QuerySpec) SeriesValuesAndColumns() map[*Value][]string

func (*QuerySpec) ShouldQueryShortTermAndLongTerm added in v0.5.0 

func (self *QuerySpec) ShouldQueryShortTermAndLongTerm() (shouldQueryShortTerm bool, shouldQueryLongTerm bool)

func (*QuerySpec) TableNames added in v0.5.0 

func (self *QuerySpec) TableNames() []string

func (*QuerySpec) User added in v0.5.0 

func (self *QuerySpec) User() common.User

type SelectDeleteCommonQuery added in v0.4.0 

type SelectDeleteCommonQuery struct {
	BasicQuery
	FromClause *FromClause
	Condition  *WhereCondition
}

func (*SelectDeleteCommonQuery) GetFromClause added in v0.4.0 

func (self *SelectDeleteCommonQuery) GetFromClause() *FromClause

func (*SelectDeleteCommonQuery) GetTableAliases added in v0.4.0 

func (self *SelectDeleteCommonQuery) GetTableAliases(name string) []string

func (*SelectDeleteCommonQuery) GetWhereCondition added in v0.4.0 

func (self *SelectDeleteCommonQuery) GetWhereCondition() *WhereCondition

func (*SelectDeleteCommonQuery) GetWhereConditionWithTime added in v0.5.8 

func (self *SelectDeleteCommonQuery) GetWhereConditionWithTime(startTime, endTime time.Time) *WhereCondition

func (*SelectDeleteCommonQuery) WillReturnSingleSeries added in v0.4.0 

func (self *SelectDeleteCommonQuery) WillReturnSingleSeries() bool

type SelectQuery added in v0.4.0 

type SelectQuery struct {
	SelectDeleteCommonQuery
	ColumnNames []*Value

	IntoClause *IntoClause
	Limit      int
	Ascending  bool
	Explain    bool
	// contains filtered or unexported fields
}

func ParseSelectQuery added in v0.4.0 

func ParseSelectQuery(query string) (*SelectQuery, error)

This is just for backward compatability so we don't have to change all the code.

func (*SelectQuery) GetColumnNames added in v0.4.0 

func (self *SelectQuery) GetColumnNames() []*Value

func (*SelectQuery) GetGroupByClause added in v0.4.0 

func (self *SelectQuery) GetGroupByClause() *GroupByClause

func (*SelectQuery) GetIntoClause added in v0.4.0 

func (self *SelectQuery) GetIntoClause() *IntoClause

func (*SelectQuery) GetQueryString added in v0.5.8 

func (self *SelectQuery) GetQueryString() string

func (*SelectQuery) GetQueryStringWithTimeCondition added in v0.5.8 

func (self *SelectQuery) GetQueryStringWithTimeCondition() string

func (*SelectQuery) GetQueryStringWithTimes added in v0.5.8 

func (self *SelectQuery) GetQueryStringWithTimes(startTime, endTime time.Time) string

func (*SelectQuery) GetQueryStringWithTimesAndNoIntoClause added in v0.5.8 

func (self *SelectQuery) GetQueryStringWithTimesAndNoIntoClause(startTime, endTime time.Time) string

func (*SelectQuery) GetReferencedColumns added in v0.4.0 

func (self *SelectQuery) GetReferencedColumns() map[*Value][]string

Returns a mapping from the time series names (or regex) to the column names that are references

func (*SelectQuery) GetResultColumns added in v0.7.0 

func (self *SelectQuery) GetResultColumns() map[*Value][]string

func (*SelectQuery) GetSinglePointQuerySequenceNumber added in v0.4.0 

func (self *SelectQuery) GetSinglePointQuerySequenceNumber() (int64, error)

func (*SelectQuery) HasAggregates added in v0.5.0 

func (self *SelectQuery) HasAggregates() bool

Returns true if the query has aggregate functions applied to the columns

func (*SelectQuery) IsContinuousQuery added in v0.4.0 

func (self *SelectQuery) IsContinuousQuery() bool

func (*SelectQuery) IsExplainQuery added in v0.5.0 

func (self *SelectQuery) IsExplainQuery() bool

func (*SelectQuery) IsNonRecursiveContinuousQuery added in v0.5.11 

func (self *SelectQuery) IsNonRecursiveContinuousQuery() bool

func (*SelectQuery) IsSinglePointQuery added in v0.4.0 

func (self *SelectQuery) IsSinglePointQuery() bool

func (*SelectQuery) IsValidContinuousQuery added in v0.5.0 

func (self *SelectQuery) IsValidContinuousQuery() bool

type TableName added in v0.3.0 

type TableName struct {
	Name  *Value
	Alias string
}

func GetTableName added in v0.3.0 

func GetTableName(name *C.table_name) (*TableName, error)

func GetTableNameArray added in v0.3.0 

func GetTableNameArray(array *C.table_name_array) ([]*TableName, error)

func (*TableName) GetAlias added in v0.3.0 

func (self *TableName) GetAlias() string

func (*TableName) GetAliasString added in v0.5.8 

func (self *TableName) GetAliasString() string

type Value 

type Value struct {
	Name  string
	Alias string
	Type  ValueType
	Elems []*Value

	IsInsensitive bool
	// contains filtered or unexported fields
}

func GetValue 

func GetValue(value *C.value) (*Value, error)

func GetValueArray 

func GetValueArray(array *C.value_array) ([]*Value, error)

func (*Value) GetCompiledRegex 

func (self *Value) GetCompiledRegex() (*regexp.Regexp, bool)

func (*Value) GetString added in v0.5.8 

func (self *Value) GetString() string

func (*Value) IsFunctionCall 

func (self *Value) IsFunctionCall() bool

type ValueType 

type ValueType int

type Values added in v0.5.8 

type Values []*Value

func (Values) GetString added in v0.5.8 

func (self Values) GetString() string

type WhereCondition 

type WhereCondition struct {
	Left      interface{}
	Operation string
	Right     *WhereCondition
	// contains filtered or unexported fields
}

func GetWhereCondition 

func GetWhereCondition(condition *C.condition) (*WhereCondition, error)

func (*WhereCondition) GetBoolExpression 

func (self *WhereCondition) GetBoolExpression() (*Value, bool)

func (*WhereCondition) GetLeftWhereCondition 

func (self *WhereCondition) GetLeftWhereCondition() (*WhereCondition, bool)

func (*WhereCondition) GetString added in v0.5.8 

func (self *WhereCondition) GetString() string

Source Files

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