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berrazuriz1 wants to merge 2 commits into from
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Dev #317

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ce4b2ef
Batch node creation to avoid oversized Bolt transactions
berrazuriz1 May 25, 2026
eda0ae1
Merge pull request #316 from blarApp/feat/batch-create-nodes
berrazuriz1 May 25, 2026
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16 changes: 12 additions & 4 deletions blarify/db_managers/neo4j_manager.py
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Original file line number Diff line number Diff line change
Expand Up @@ -52,11 +52,19 @@ def save_graph(self, nodes: List[Any], edges: List[Any]):
self.create_edges(edges)

def create_nodes(self, nodeList: List[Any]):
# Function to create nodes in the Neo4j database
batch_size: int = 5000
total_nodes: int = len(nodeList)
total_batches: int = (total_nodes + batch_size - 1) // batch_size
logger.info(f"Creating {total_nodes} nodes in batches of {batch_size}")

with self.driver.session() as session:
session.write_transaction(
self._create_nodes_txn, nodeList, 100, repoId=self.repo_id, entityId=self.entity_id
)
for i in range(0, total_nodes, batch_size):
batch: List[Any] = nodeList[i:i + batch_size]
batch_num: int = i // batch_size + 1
logger.info(f"Processing nodes batch {batch_num}/{total_batches} ({i}/{total_nodes})")
session.write_transaction(
self._create_nodes_txn, batch, 100, repoId=self.repo_id, entityId=self.entity_id
)

def create_edges(self, edgesList: List[Any]):
# Function to create edges between nodes in the Neo4j database
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