nsmcp::AccessRecordStoreSQLite method sqliteSnapshot (protected)
<instance of nsmcp::AccessRecordStoreSQLite> sqliteSnapshot
Defined in /usr/local/ns/tcl/nsmcp/log-traffic-record-store.tcl
Read the connection owned by this writer, never a second pool handle. Statistics are diagnostic: failure must not fail a committed import.
- Testcases:
- No testcase defined.
Source code: set started [clock clicks -microseconds] if {[catch { set :sqliteWalAutoCheckpointPages [${:db} scalar {PRAGMA wal_autocheckpoint}] set stats [ns_db stats ${:handle} -database main] if {![dict get $stats supported]} { error "driver statistics unsupported" } set result [dict create available true] if {[dict exists $stats backend sqlite wal]} { dict set result wal [dict get $stats backend sqlite wal] } # Keep the ingestion delta labels stable while consuming shared # scalar metrics and explicitly scoped SQLite page/byte counters. foreach {key path} { cacheHits {connection cacheHits} cacheMisses {connection cacheMisses} cacheWrites {backend sqlite connection cacheWrittenPages} cacheSpills {backend sqlite connection cacheSpilledPages} tempBufferSpillBytes {backend sqlite connection temporarySpillBytes} cacheUsedBytes {connection cacheUsedBytes} } { if {[dict exists $stats {*}$path]} { dict set result $key [dict get $stats {*}$path] } } set result } result]} { set result {available false reason statistics-read-failed} } dict set result synchronous ${:sqliteSynchronous} dict set result synchronousValue ${:sqliteSynchronousValue} dict set result walAutoCheckpointPages ${:sqliteWalAutoCheckpointPages} dict set result samplingMicroseconds [expr {max(0,[clock clicks -microseconds]-$started)}] return $resultXQL Not present: Generic, PostgreSQL, Oracle
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