Relations in Search Condition

Constant

Truth condition of a relation

Relation of Existence

gdbQueryRelValue

A record field contains a non-empty value.

gdbQueryRelNoValue

A record field contains an empty value.

Relation of Matching

gdbQueryRelMatch

A record field value matches a pattern specified by the firstOperand argument.

gdbQueryRelNotMatch

A record field value does not match a pattern specified by the firstOperand argument.

Relation of Comparison

gdbQueryRelLT

A record field value is less than a value of the firstOperand argument.

gdbQueryRelLE

A record field value is less or equal to a value of the firstOperand argument.

gdbQueryRelEQ

A record field value equals a value of the firstOperand argument.

gdbQueryRelNE

A record field value is not equal to a value of the firstOperand argument.

gdbQueryRelGT

A record field value is greater than a value of the firstOperand argument.

gdbQueryRelGE

A record field value is greater or equal to a value of the firstOperand argument.

Relation of Diapason

gdbQueryRelLTLT

firstOperand < record field value < secondOperand

gdbQueryRelLTLE

firstOperand < record field value <= secondOperand

gdbQueryRelLELT

firstOperand <= record field value < secondOperand

gdbQueryRelLELE

firstOperand <= record field value <= secondOperand

gdbQueryRelNotLTLT

(firstOperand < record field value < secondOperand) not

gdbQueryRelNotLTLE

(firstOperand < record field value <= secondOperand) not

gdbQueryRelNotLELT

(firstOperand <= record field value < secondOperand) not

gdbQueryRelNotLELE

(firstOperand <= record field value <= secondOperand) not