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version 1.1.2.1, 2004/11/17 19:25:03
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version 1.1.2.2, 2004/11/17 20:23:27
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| compile(cqs); | compile(cqs); |
| } | } |
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Cql2Dnf::Cql2Dnf(CQLPredicate& topLevel){ |
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eval_heap.reserveCapacity(16); |
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terminal_heap.reserveCapacity(16); |
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compile(topLevel); |
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} |
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| Cql2Dnf::~Cql2Dnf() {} | Cql2Dnf::~Cql2Dnf() {} |
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| void Cql2Dnf::compile(CQLSelectStatement * cqs) |
void Cql2Dnf::compile(CQLSelectStatement * cqs){ |
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CQLPredicate topLevel = cqs->getPredicate(); |
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compile(topLevel); |
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} |
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void Cql2Dnf::compile(CQLPredicate& topLevel) |
| { | { |
| if (!cqs->hasWhereClause()) return; |
//if (!cqs->hasWhereClause()) return; |
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| _strip_ops_operands(cqs); |
_strip_ops_operands(topLevel); |
| _buildEvalHeap(); | _buildEvalHeap(); |
| _pushNOTDown(); | _pushNOTDown(); |
| _factoring(); | _factoring(); |
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| } | } |
| } | } |
| */ | */ |
| void Cql2Dnf::_strip_ops_operands(CQLSelectStatement *cqs) |
void Cql2Dnf::_strip_ops_operands(CQLPredicate& topLevel) |
| { | { |
| // | // |
| // depth first search for all operations and operands | // depth first search for all operations and operands |
| // extract operations and operands and store in respective arrays for later processing | // extract operations and operands and store in respective arrays for later processing |
| // | // |
| CQLPredicate topLevel = cqs->getPredicate(); |
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| _destruct(topLevel); | _destruct(topLevel); |
| } | } |
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Return to
Cql2Dnf.cpp
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