object MuGraphAlgebra
The MuGraphAlgebra companion object provides builder methods and
the setup of Neo4j for performing queries through Neo4j API calls.
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- def apply[TLabel](g: MuGraph[TLabel])(implicit arg0: ClassTag[TLabel]): MuGraphAlgebra[TLabel]
Build 'MuGraphAlgebra' from 'MuGraph'.
Build 'MuGraphAlgebra' from 'MuGraph'.
- g
MuGraph to build 'MuGraphAlgebra'
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- @throws(classOf[java.lang.CloneNotSupportedException]) @native() @HotSpotIntrinsicCandidate()
- val connection: String
- val dg: MuGraph[String]
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- val ga: MuGraphAlgebra[String]
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- val le: Map[(Int, Int), Set[String]]
- val lv: Array[String]
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- var neo: Neo4j
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- val password: String
- def same(x: ArrayBuffer[ArrayBuffer[String]], y: ArrayBuffer[ArrayBuffer[String]]): Boolean
The same method check if the query results are the same.
The same method check if the query results are the same.
- x
the first parameter
- y
the second parameter
- val schema: Array[String]
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- def test(query: => Rows_lab, queryNeo4j: String, print: Boolean = false): Unit
The 'test' method tests the correctness of scalation result to the queries, against the Neo4j results.
The 'test' method tests the correctness of scalation result to the queries, against the Neo4j results.
- query
the scalation query
- queryNeo4j
the Neo4j query
whether to print the result or not
- def testSetup(createStmt: String, username: String = user_name, pwd: String = password, uri: String = connection): Unit
Setup the connection with Neo4j server.
Setup the connection with Neo4j server.
- createStmt
create statement for creating the graph in Neo4j
- username
the username to connect with the Neo4j
- pwd
the password to connect with the Neo4j
- uri
the uri to connect with the Neo4j
- def toString(): String
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- val user_name: String
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