137 lines
4.1 KiB
Python
137 lines
4.1 KiB
Python
"""
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MongoDB Index Creation Script
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Creates all necessary indexes for optimized queries.
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Run this script after migration to ensure indexes are in place.
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Usage:
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python backend/scripts/create_indexes.py
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"""
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from pymongo import MongoClient
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from config import get_settings
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from typing import Dict, List, Tuple
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def create_indexes():
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"""Create all required MongoDB indexes."""
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settings = get_settings()
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client = MongoClient(settings.mongodb_uri)
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db = client[settings.mongodb_db_name]
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print(f"✓ Connected to MongoDB: {settings.mongodb_db_name}\n")
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indexes_created = []
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# ========== USERS COLLECTION INDEXES ==========
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print("Creating indexes for 'users' collection...")
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# Unique index on email
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try:
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db.users.create_index(
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[("email", 1)],
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unique=True,
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name="email_unique"
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)
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indexes_created.append(("users", "email_unique"))
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print(" ✓ Created unique index on email")
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except Exception as e:
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print(f" ⚠ Email index: {e}")
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# Index on createdAt for sorting
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try:
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db.users.create_index(
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[("createdAt", -1)],
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name="createdAt_desc"
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)
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indexes_created.append(("users", "createdAt_desc"))
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print(" ✓ Created index on createdAt")
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except Exception as e:
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print(f" ⚠ createdAt index: {e}")
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# ========== ENTRIES COLLECTION INDEXES ==========
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print("\nCreating indexes for 'entries' collection...")
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# Compound index: userId + createdAt (for history pagination)
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try:
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db.entries.create_index(
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[("userId", 1), ("createdAt", -1)],
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name="userId_createdAt"
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)
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indexes_created.append(("entries", "userId_createdAt"))
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print(" ✓ Created compound index on (userId, createdAt)")
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except Exception as e:
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print(f" ⚠ userId_createdAt index: {e}")
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# Compound index: userId + entryDate (for calendar queries)
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try:
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db.entries.create_index(
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[("userId", 1), ("entryDate", 1)],
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name="userId_entryDate"
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)
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indexes_created.append(("entries", "userId_entryDate"))
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print(" ✓ Created compound index on (userId, entryDate)")
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except Exception as e:
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print(f" ⚠ userId_entryDate index: {e}")
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# Index on tags for searching (optional, for future)
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try:
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db.entries.create_index(
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[("tags", 1)],
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name="tags"
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)
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indexes_created.append(("entries", "tags"))
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print(" ✓ Created index on tags")
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except Exception as e:
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print(f" ⚠ tags index: {e}")
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# Index on entryDate range queries (for calendar)
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try:
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db.entries.create_index(
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[("entryDate", -1)],
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name="entryDate_desc"
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)
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indexes_created.append(("entries", "entryDate_desc"))
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print(" ✓ Created index on entryDate")
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except Exception as e:
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print(f" ⚠ entryDate index: {e}")
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# TTL Index on entries (optional: for auto-deleting old entries if needed)
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# Uncomment if you want entries to auto-delete after 2 years
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# try:
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# db.entries.create_index(
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# [("createdAt", 1)],
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# expireAfterSeconds=63072000, # 2 years
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# name="createdAt_ttl"
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# )
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# print(" ✓ Created TTL index on createdAt (2 years)")
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# except Exception as e:
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# print(f" ⚠ TTL index: {e}")
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# ========== SUMMARY ==========
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print(f"\n{'='*60}")
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print(f"✓ Index Creation Complete")
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print(f"{'='*60}")
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print(f"Total indexes created: {len(indexes_created)}")
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for collection, index_name in indexes_created:
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print(f" • {collection}.{index_name}")
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# Optional: Print summary of all indexes
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print(f"\n{'='*60}")
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print("All Indexes Summary")
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print(f"{'='*60}")
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for collection_name in ["users", "entries"]:
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print(f"\n{collection_name}:")
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collection = db[collection_name]
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for index_info in collection.list_indexes():
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print(f" • {index_info['name']}")
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client.close()
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print("\n✓ Disconnected from MongoDB")
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if __name__ == "__main__":
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create_indexes()
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