Processes SQL queries against xcapture data
| 39 | |
| 40 | |
| 41 | class QueryEngine: |
| 42 | """Processes SQL queries against xcapture data""" |
| 43 | |
| 44 | # Default group columns - now only one set for dynamic queries (all lowercase) |
| 45 | DEFAULT_GROUP_COLS = { |
| 46 | 'dynamic': ['state', 'username', 'comm2', 'syscall', 'filenamesum'] |
| 47 | } |
| 48 | |
| 49 | # Map of data sources to their fragment files and dependencies |
| 50 | DATA_SOURCES = { |
| 51 | 'samples': { |
| 52 | 'fragment': 'get_samples.sql', |
| 53 | 'alias': 'samples', |
| 54 | 'depends_on': [], |
| 55 | 'is_base': True |
| 56 | }, |
| 57 | 'syscend': { |
| 58 | 'fragment': 'get_syscend.sql', |
| 59 | 'alias': 'sc', |
| 60 | 'depends_on': [], |
| 61 | 'is_base': False |
| 62 | }, |
| 63 | 'iorqend': { |
| 64 | 'fragment': 'get_iorqend.sql', |
| 65 | 'alias': 'io', |
| 66 | 'depends_on': [], |
| 67 | 'is_base': False |
| 68 | }, |
| 69 | 'kstacks': { |
| 70 | 'fragment': 'get_kstacks.sql', |
| 71 | 'alias': 'ks', |
| 72 | 'depends_on': [], |
| 73 | 'is_base': False |
| 74 | }, |
| 75 | 'ustacks': { |
| 76 | 'fragment': 'get_ustacks.sql', |
| 77 | 'alias': 'us', |
| 78 | 'depends_on': [], |
| 79 | 'is_base': False |
| 80 | }, |
| 81 | 'partitions': { |
| 82 | 'fragment': 'get_partitions.sql', |
| 83 | 'alias': 'part', |
| 84 | 'depends_on': ['iorqend'], # Requires iorqend for dev_maj/dev_min |
| 85 | 'is_base': False |
| 86 | } |
| 87 | } |
| 88 | |
| 89 | def __init__(self, data_source: XCaptureDataSource, use_materialized: bool = False, duckdb_profiling_mode: Optional[str] = None): |
| 90 | """Initialize with data source""" |
| 91 | self.data_source = data_source |
| 92 | self.query_cache = {} |
| 93 | # Get the SQL directory relative to this file |
| 94 | self.template_path = Path(__file__).parent.parent / 'sql' |
| 95 | self.fragments_path = self.template_path / 'fragments' |
| 96 | self.logger = logging.getLogger('xtop.query_engine') |
| 97 | |
| 98 | # Initialize the new query builder |
no outgoing calls