Module decoder 

JSON format decoder implementing FormatDecoder.

Converts raw JSON byte payloads into Arrow RecordBatches. Constructed once at CREATE SOURCE time with a frozen Arrow schema; the decoder is stateless after construction so the Ring 1 hot path has zero schema lookups.

Structs

JsonDecoder

Decodes JSON byte payloads into Arrow RecordBatches.

JsonDecoderConfig

JSON decoder configuration.

Enums

EpochUnit

Epoch unit for numeric JSON timestamps feeding a Timestamp column (strings still go through timestamp_formats). Default Millis preserves historical behaviour.

TypeMismatchStrategy

Strategy for JSON values that don’t match the expected Arrow type.

UnknownFieldStrategy

Strategy for JSON fields not in the Arrow schema.