cypher: Run a cypher query

In neo2R: Neo4j to R

Run a cypher query

Description

Run a cypher query

Usage

cypher(
  graph,
  query,
  parameters = NULL,
  result = c("row", "graph"),
  arraysAsStrings = TRUE,
  eltSep = " || "
)

Arguments

graph	the neo4j connection
query	the cypher query
parameters	parameters for the cypher query.
result	the way to return results. "row" will return a data frame and "graph" will return a list of nodes, a list of relationships and a list of paths (vectors of relationships identifiers).
arraysAsStrings	if result="row" and arraysAsStrings is TRUE (default) array from neo4j are converted to strings and array elements are separated by eltSep.
eltSep	if result="row" and arraysAsStrings is TRUE (default) array from neo4j are converted to strings and array elementes are separated by eltSep.

Value

The "result" of the query (invisible). See the "result" param.

See Also

multicypher(), startGraph(), prepCql(), readCql() and graphRequest()

Examples

## Not run: 
# 2 identical queries
result <- cypher(
   graph=graph,
   query='match (n {value:$value}) return n',
   parameters=list(value="100"),
   result="graph"
)
result <- cypher(
   graph=graph,
   query='match (n {value:"100"}) return n',
   result="graph"
)

## End(Not run)

neo2R documentation built on May 29, 2024, 7:09 a.m.