in c/driver/common/utils.c [382:564]
AdbcStatusCode AdbcInitConnectionObjectsSchema(struct ArrowSchema* schema,
struct AdbcError* error) {
ArrowSchemaInit(schema);
CHECK_NA(INTERNAL, ArrowSchemaSetTypeStruct(schema, /*num_columns=*/2), error);
CHECK_NA(INTERNAL, ArrowSchemaSetType(schema->children[0], NANOARROW_TYPE_STRING),
error);
CHECK_NA(INTERNAL, ArrowSchemaSetName(schema->children[0], "catalog_name"), error);
CHECK_NA(INTERNAL, ArrowSchemaSetType(schema->children[1], NANOARROW_TYPE_LIST), error);
CHECK_NA(INTERNAL, ArrowSchemaSetName(schema->children[1], "catalog_db_schemas"),
error);
CHECK_NA(INTERNAL, ArrowSchemaSetTypeStruct(schema->children[1]->children[0], 2),
error);
struct ArrowSchema* db_schema_schema = schema->children[1]->children[0];
CHECK_NA(INTERNAL,
ArrowSchemaSetType(db_schema_schema->children[0], NANOARROW_TYPE_STRING),
error);
CHECK_NA(INTERNAL, ArrowSchemaSetName(db_schema_schema->children[0], "db_schema_name"),
error);
CHECK_NA(INTERNAL,
ArrowSchemaSetType(db_schema_schema->children[1], NANOARROW_TYPE_LIST), error);
CHECK_NA(INTERNAL,
ArrowSchemaSetName(db_schema_schema->children[1], "db_schema_tables"), error);
CHECK_NA(INTERNAL,
ArrowSchemaSetTypeStruct(db_schema_schema->children[1]->children[0], 4),
error);
struct ArrowSchema* table_schema = db_schema_schema->children[1]->children[0];
CHECK_NA(INTERNAL, ArrowSchemaSetType(table_schema->children[0], NANOARROW_TYPE_STRING),
error);
CHECK_NA(INTERNAL, ArrowSchemaSetName(table_schema->children[0], "table_name"), error);
table_schema->children[0]->flags &= ~ARROW_FLAG_NULLABLE;
CHECK_NA(INTERNAL, ArrowSchemaSetType(table_schema->children[1], NANOARROW_TYPE_STRING),
error);
CHECK_NA(INTERNAL, ArrowSchemaSetName(table_schema->children[1], "table_type"), error);
table_schema->children[1]->flags &= ~ARROW_FLAG_NULLABLE;
CHECK_NA(INTERNAL, ArrowSchemaSetType(table_schema->children[2], NANOARROW_TYPE_LIST),
error);
CHECK_NA(INTERNAL, ArrowSchemaSetName(table_schema->children[2], "table_columns"),
error);
CHECK_NA(INTERNAL, ArrowSchemaSetTypeStruct(table_schema->children[2]->children[0], 19),
error);
CHECK_NA(INTERNAL, ArrowSchemaSetType(table_schema->children[3], NANOARROW_TYPE_LIST),
error);
CHECK_NA(INTERNAL, ArrowSchemaSetName(table_schema->children[3], "table_constraints"),
error);
CHECK_NA(INTERNAL, ArrowSchemaSetTypeStruct(table_schema->children[3]->children[0], 4),
error);
struct ArrowSchema* column_schema = table_schema->children[2]->children[0];
CHECK_NA(INTERNAL,
ArrowSchemaSetType(column_schema->children[0], NANOARROW_TYPE_STRING), error);
CHECK_NA(INTERNAL, ArrowSchemaSetName(column_schema->children[0], "column_name"),
error);
column_schema->children[0]->flags &= ~ARROW_FLAG_NULLABLE;
CHECK_NA(INTERNAL, ArrowSchemaSetType(column_schema->children[1], NANOARROW_TYPE_INT32),
error);
CHECK_NA(INTERNAL, ArrowSchemaSetName(column_schema->children[1], "ordinal_position"),
error);
CHECK_NA(INTERNAL,
ArrowSchemaSetType(column_schema->children[2], NANOARROW_TYPE_STRING), error);
CHECK_NA(INTERNAL, ArrowSchemaSetName(column_schema->children[2], "remarks"), error);
CHECK_NA(INTERNAL, ArrowSchemaSetType(column_schema->children[3], NANOARROW_TYPE_INT16),
error);
CHECK_NA(INTERNAL, ArrowSchemaSetName(column_schema->children[3], "xdbc_data_type"),
error);
CHECK_NA(INTERNAL,
ArrowSchemaSetType(column_schema->children[4], NANOARROW_TYPE_STRING), error);
CHECK_NA(INTERNAL, ArrowSchemaSetName(column_schema->children[4], "xdbc_type_name"),
error);
CHECK_NA(INTERNAL, ArrowSchemaSetType(column_schema->children[5], NANOARROW_TYPE_INT32),
error);
CHECK_NA(INTERNAL, ArrowSchemaSetName(column_schema->children[5], "xdbc_column_size"),
error);
CHECK_NA(INTERNAL, ArrowSchemaSetType(column_schema->children[6], NANOARROW_TYPE_INT16),
error);
CHECK_NA(INTERNAL,
ArrowSchemaSetName(column_schema->children[6], "xdbc_decimal_digits"), error);
CHECK_NA(INTERNAL, ArrowSchemaSetType(column_schema->children[7], NANOARROW_TYPE_INT16),
error);
CHECK_NA(INTERNAL,
ArrowSchemaSetName(column_schema->children[7], "xdbc_num_prec_radix"), error);
CHECK_NA(INTERNAL, ArrowSchemaSetType(column_schema->children[8], NANOARROW_TYPE_INT16),
error);
CHECK_NA(INTERNAL, ArrowSchemaSetName(column_schema->children[8], "xdbc_nullable"),
error);
CHECK_NA(INTERNAL,
ArrowSchemaSetType(column_schema->children[9], NANOARROW_TYPE_STRING), error);
CHECK_NA(INTERNAL, ArrowSchemaSetName(column_schema->children[9], "xdbc_column_def"),
error);
CHECK_NA(INTERNAL,
ArrowSchemaSetType(column_schema->children[10], NANOARROW_TYPE_INT16), error);
CHECK_NA(INTERNAL,
ArrowSchemaSetName(column_schema->children[10], "xdbc_sql_data_type"), error);
CHECK_NA(INTERNAL,
ArrowSchemaSetType(column_schema->children[11], NANOARROW_TYPE_INT16), error);
CHECK_NA(INTERNAL, ArrowSchemaSetName(column_schema->children[11], "xdbc_datetime_sub"),
error);
CHECK_NA(INTERNAL,
ArrowSchemaSetType(column_schema->children[12], NANOARROW_TYPE_INT32), error);
CHECK_NA(INTERNAL,
ArrowSchemaSetName(column_schema->children[12], "xdbc_char_octet_length"),
error);
CHECK_NA(INTERNAL,
ArrowSchemaSetType(column_schema->children[13], NANOARROW_TYPE_STRING), error);
CHECK_NA(INTERNAL, ArrowSchemaSetName(column_schema->children[13], "xdbc_is_nullable"),
error);
CHECK_NA(INTERNAL,
ArrowSchemaSetType(column_schema->children[14], NANOARROW_TYPE_STRING), error);
CHECK_NA(INTERNAL,
ArrowSchemaSetName(column_schema->children[14], "xdbc_scope_catalog"), error);
CHECK_NA(INTERNAL,
ArrowSchemaSetType(column_schema->children[15], NANOARROW_TYPE_STRING), error);
CHECK_NA(INTERNAL, ArrowSchemaSetName(column_schema->children[15], "xdbc_scope_schema"),
error);
CHECK_NA(INTERNAL,
ArrowSchemaSetType(column_schema->children[16], NANOARROW_TYPE_STRING), error);
CHECK_NA(INTERNAL, ArrowSchemaSetName(column_schema->children[16], "xdbc_scope_table"),
error);
CHECK_NA(INTERNAL, ArrowSchemaSetType(column_schema->children[17], NANOARROW_TYPE_BOOL),
error);
CHECK_NA(INTERNAL,
ArrowSchemaSetName(column_schema->children[17], "xdbc_is_autoincrement"),
error);
CHECK_NA(INTERNAL, ArrowSchemaSetType(column_schema->children[18], NANOARROW_TYPE_BOOL),
error);
CHECK_NA(INTERNAL,
ArrowSchemaSetName(column_schema->children[18], "xdbc_is_generatedcolumn"),
error);
struct ArrowSchema* constraint_schema = table_schema->children[3]->children[0];
CHECK_NA(INTERNAL,
ArrowSchemaSetType(constraint_schema->children[0], NANOARROW_TYPE_STRING),
error);
CHECK_NA(INTERNAL,
ArrowSchemaSetName(constraint_schema->children[0], "constraint_name"), error);
CHECK_NA(INTERNAL,
ArrowSchemaSetType(constraint_schema->children[1], NANOARROW_TYPE_STRING),
error);
CHECK_NA(INTERNAL,
ArrowSchemaSetName(constraint_schema->children[1], "constraint_type"), error);
constraint_schema->children[1]->flags &= ~ARROW_FLAG_NULLABLE;
CHECK_NA(INTERNAL,
ArrowSchemaSetType(constraint_schema->children[2], NANOARROW_TYPE_LIST),
error);
CHECK_NA(INTERNAL,
ArrowSchemaSetName(constraint_schema->children[2], "constraint_column_names"),
error);
CHECK_NA(INTERNAL,
ArrowSchemaSetType(constraint_schema->children[2]->children[0],
NANOARROW_TYPE_STRING),
error);
constraint_schema->children[2]->flags &= ~ARROW_FLAG_NULLABLE;
CHECK_NA(INTERNAL,
ArrowSchemaSetType(constraint_schema->children[3], NANOARROW_TYPE_LIST),
error);
CHECK_NA(INTERNAL,
ArrowSchemaSetName(constraint_schema->children[3], "constraint_column_usage"),
error);
CHECK_NA(INTERNAL,
ArrowSchemaSetTypeStruct(constraint_schema->children[3]->children[0], 4),
error);
struct ArrowSchema* usage_schema = constraint_schema->children[3]->children[0];
CHECK_NA(INTERNAL, ArrowSchemaSetType(usage_schema->children[0], NANOARROW_TYPE_STRING),
error);
CHECK_NA(INTERNAL, ArrowSchemaSetName(usage_schema->children[0], "fk_catalog"), error);
CHECK_NA(INTERNAL, ArrowSchemaSetType(usage_schema->children[1], NANOARROW_TYPE_STRING),
error);
CHECK_NA(INTERNAL, ArrowSchemaSetName(usage_schema->children[1], "fk_db_schema"),
error);
CHECK_NA(INTERNAL, ArrowSchemaSetType(usage_schema->children[2], NANOARROW_TYPE_STRING),
error);
CHECK_NA(INTERNAL, ArrowSchemaSetName(usage_schema->children[2], "fk_table"), error);
usage_schema->children[2]->flags &= ~ARROW_FLAG_NULLABLE;
CHECK_NA(INTERNAL, ArrowSchemaSetType(usage_schema->children[3], NANOARROW_TYPE_STRING),
error);
CHECK_NA(INTERNAL, ArrowSchemaSetName(usage_schema->children[3], "fk_column_name"),
error);
usage_schema->children[3]->flags &= ~ARROW_FLAG_NULLABLE;
return ADBC_STATUS_OK;
}