{ "$schema": "https://json-schema.org/draft/2020-12/schema", "title": "ColumnMetadata", "type": "object", "properties": { "name": { "type": "string", "description": "The name of the column" }, "label": { "type": "string", "description": "The label of the column (display name)" }, "typeName": { "type": "string", "description": "The database-specific data type name of the column" }, "columnDefault": { "type": "string", "description": "The default value for the column" }, "isCaseSensitive": { "type": "boolean", "description": "Whether the column is case-sensitive" }, "isCurrency": { "type": "boolean", "description": "Whether the column contains currency data" }, "isSigned": { "type": "boolean", "description": "Whether the column values are signed numbers" }, "nullable": { "type": "integer", "description": "Indicates the nullability of the column. 0 = not nullable, 1 = nullable, 2 = unknown." }, "precision": { "type": "integer", "description": "The precision of the column for numeric types" }, "scale": { "type": "integer", "description": "The scale of the column for numeric types" }, "length": { "type": "integer", "description": "The length of the column for character types" }, "schemaName": { "type": "string", "description": "The schema name that contains the table" }, "tableName": { "type": "string", "description": "The name of the table that contains the column" } } }