Storage Engine
Storage Engines Supported by MySQL include: MyISAM, InnoDB, BDB, MEMORY, MERGE, EXAMPLE, and others.
| Feature | MyISAM | InnoDB | MEMORY | MERGE | NDB |
|---|---|---|---|---|---|
| B-tree Indexes | Supported | Supported | Supported | Supported | Supported |
| Hash Indexes | / | / | Supported | / | Supported |
| Full-text Indexes | Supported | / | / | / | / |
| Clustered Index | / | Supported | / | / | / |
| Foreign Keys | / | Supported | / | / | / |
| Transaction Safety | / | Supported | / | / | / |
# Example code snippet illustrating storage engine selection logic in Python (pseudocode)
def select_storage_engine(table_type, requires_transactions=False):
"""
Selects the appropriate MySQL storage engine based on table requirements.
Args:
table_type (str): Type of data access pattern ('read_write', 'analytics').
requires_transactions (bool): Whether ACID compliance is needed.
Returns:
str: Recommended storage engine name.
"""
if requires_transactions or table_type == 'read_write':
return "InnoDB" # InnoDB supports transactions and row-level locking
elif table_type == 'analytics' and not requires_transactions:
return "MyISAM" # MyISAM is optimized for read-heavy workloads
else:
raise ValueError("Unsupported configuration")