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class EDC_EQUALS_EXPRESSION [T_]
Summary
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Overview
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creation features
exported features
left: EDC_TYPED_VALUE[T_]
writable attribute
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right: EDC_TYPED_VALUE[T_]
writable attribute
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can_call: BOOLEAN
effective function
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open_count: INTEGER_32
effective function
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matches (a_columns: TRAVERSABLE[EDC_COLUMN], a_data: TRAVERSABLE[EDC_DATUM]): BOOLEAN
effective function
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True if the expression matches for the given columns and data.
can_match (a_column: EDC_COLUMN): BOOLEAN
effective function
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True if the expression can match for the column a_column (i.e. not necessarily matches, but can).
infix "and" (other: EDC_EXPRESSION): EDC_EXPRESSION
effective function
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infix "or" (other: EDC_EXPRESSION): EDC_EXPRESSION
effective function
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prefix "not": EDC_EXPRESSION
effective function
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accept (visitor: ESE_VISITOR)
deferred procedure
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Accept to be visited by the visitor.