pub fn show_graphs(state: &SessionState) -> Result<RecordBatch>Expand description
SHOW GRAPHS: one row per edge table of each graph (one row for a graph
with no edge tables), sorted by graph name, with its definition.
| column | value |
|---|---|
name | the graph’s name |
edge_table | the edge table (a file path in single quotes), or NULL |
source | its SOURCE KEY column |
destination | its DESTINATION KEY column |
vertex_table | the vertex table its endpoints refer to, or NULL |
vertex_key | that vertex table’s key column, or NULL |
A graph with one edge table and at most one vertex table, as every graph before #295, has one row, as before.