Annex II. Forcemanager Query Language

The FM Query language is a subset of the SQL ANSI 92 language (The most common SQL language). The formal specification is described below.

  

Reserved Words

  • AND
  • BY
  • IS
  • NULL
  • ASC
  • DESC
  • LIKE
  • OR
  • BETWEEN
  • IN
  • NOT
  • ORDER

 

 

Operators

OperatorDescription
= Equal
<>, != Not equal
> Greater than
< Less than
>= Greater than or equal
<= Less than or equal
BETWEEN Between an inclusive range
LIKE Search for a pattern
IN To specify multiple possible values for a column
() Grouping

 

 

Syntax

Select-Stm :

Where-Clause [Order-Clause]

Where-Clause :

Expression

Order-Clause :

ORDER BY Order-List

Order-List :

Id Order-Type, Order-List

Id Order-Type

Order-Type :

ASC

DESC

Expression :

And-Exp OR Expression

And-Exp

And-Exp :

Not-Exp AND And-Exp

Not-Exp

Not-Exp :

NOT Pred-Exp

Pred-Exp

Pred-Exp :

Add-Exp BETWEEN Add-Exp AND Add-Exp

Add-Exp NOT BETWEEN Add-Exp AND Add-Exp

Value IS NOT NULL

Value IS NULL

Add-Exp LIKE StringLiteral

Add-Exp IN Tuple

Add-Exp = Add-Exp

Add-Exp <> Add-Exp

Add-Exp != Add-Exp

Add-Exp > Add-Exp

Add-Exp >= Add-Exp

Add-Exp < Add-Exp

Add-Exp <= Add-Exp

Add-Exp

Add-Exp :

Add-Exp + Mult-Exp

Add-Exp – Mult-Exp

Mult-Exp

Mult-Exp :

Mult-Exp * Negate-Exp

Mult-Exp / Negate-Exp

Negate-Exp

Negate-Exp :

– Value

Value

Value :

Tuple

Id

IntegerLiteral

RealLiteral

StringLiteral

Tuple :

( Select-Stm )

( Expr-List )

Expr-List :

Expression , Expr-List

Expression

 

 

Examples:

Here are shown some examples:

  1. First_Name=’Maria’ AND Ext_Id IN (1, 2, 6)
  2. Modified_date BETWEEN ‘2014-05-26T16:30:00’ AND ‘2014-06-26T12:30:00’
  3. ORDER BY id
  4. PostalCode IS NULL OR (PostalCode IS NOT NULL AND Enabled = 1)
  5. Country_Name Like ‘U%’ AND Country_Name <> ‘Ukraine’ AND Z_External_Text = ‘UK-001’

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