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- Values – DuckDB 13088
- This page is for DuckDB 1.3, which is outdated. Switch to the current version . Search Shortcut cmd + k | ctrl + k Installation Documentation Getting Started Connect Overview Concurrency Data Import Overview Data Sources CSV Files Overview
...db_create_varchar ( const char * text ); Parameters text : The null-terminated string Return Value The value. This must be destroyed with duckdb_destroy_value . duckdb_create_varchar_length Creates a value from a string Syntax duckdb_value duckdb_create_v...r * text , idx_t length ); Parameters text : The text length : The length of the text Return Value The value. This must be destroyed with duckdb_destroy_value . duckdb_create_bool Creates a value from a boolean Syntax duckdb_value duckdb_create_bool ( boo...l input ); Parameters input : The boolean value Return Value The value. This must be destroyed with duckdb_destroy_value . duckdb_create_int8 Creates a value from an int8_t (a tinyint) Syntax duckdb_value duckdb_creat... - https://man.mtool.work/duckdb/1.3/clients/c/value.html
- Complete API – DuckDB 12222
- This page is for DuckDB 1.3, which is outdated. Switch to the current version . Search Shortcut cmd + k | ctrl + k Installation Documentation Getting Started Connect Overview Concurrency Data Import Overview Data Sources CSV Files Overview
...ance cache is necessary if a client/program (re)opens multiple databases to the same file within the same process. Must be destroyed with 'duckdb_destroy_instance_cache'. Return Value The database instance cache. Syntax duckdb_instance_cache duckdb_create...ntext * out_context ); Parameters connection : The connection. out_context : The client context of the connection. Must be destroyed with duckdb_destroy_client_context . duckdb_client_context_get_connection_id Returns the connection id of the client conte...le names. Return Value A duckdb_value of type VARCHAR[] containing the (fully qualified) table names of the query. Must be destroyed with duckdb_destroy_value. duckdb_create_config Initializes an empty configuration object that can be used to provide star... - https://man.mtool.work/duckdb/1.3/clients/c/api.html
- Types – DuckDB 9339
- This page is for DuckDB 1.3, which is outdated. Switch to the current version . Search Shortcut cmd + k | ctrl + k Installation Documentation Getting Started Connect Overview Concurrency Data Import Overview Data Sources CSV Files Overview
...chunk from the duckdb_result. This function should be called repeatedly until the result is exhausted. The result must be destroyed with duckdb_destroy_data_chunk . This function supersedes all duckdb_value functions, as well as the duckdb_column_data an...lement. duckdb_create_logical_type Creates a duckdb_logical_type from a primitive type. The resulting logical type must be destroyed with duckdb_destroy_logical_type . Returns an invalid logical type, if type is: DUCKDB_TYPE_INVALID , DUCKDB_TYPE_DECIMAL...type. duckdb_logical_type_get_alias Returns the alias of a duckdb_logical_type, if set, else nullptr . The result must be destroyed with duckdb_free . Syntax char * duckdb_logical_type_get_alias ( duckdb_logical_type type ); Parameters type : The logical... - https://man.mtool.work/duckdb/1.3/clients/c/types.html
- Table Functions – DuckDB 8313
- This page is for DuckDB 1.3, which is outdated. Switch to the current version . Search Shortcut cmd + k | ctrl + k Installation Documentation Getting Started Connect Overview Concurrency Data Import Overview Data Sources CSV Files Overview
...o info , const char * error ); duckdb_create_table_function Creates a new empty table function. The return value should be destroyed with duckdb_destroy_table_function . Return Value The table function object. Syntax duckdb_table_function duckdb_create_ta...rn Value The number of parameters duckdb_bind_get_parameter Retrieves the parameter at the given index. The result must be destroyed with duckdb_destroy_value . Syntax duckdb_value duckdb_bind_get_parameter ( duckdb_bind_info info , idx_t index ); Paramet...ers info : The info object index : The index of the parameter to get Return Value The value of the parameter. Must be destroyed with duckdb_destroy_value . duckdb_bind_get_named_parameter Retrieves a named parameter with the given name. The result mu... - https://man.mtool.work/duckdb/1.3/clients/c/table_functions.html
- Startup & Shutdown – DuckDB 8101
- This page is for DuckDB 1.3, which is outdated. Switch to the current version . Search Shortcut cmd + k | ctrl + k Installation Documentation Getting Started Connect Overview Concurrency Data Import Overview Data Sources CSV Files Overview
...ance cache is necessary if a client/program (re)opens multiple databases to the same file within the same process. Must be destroyed with 'duckdb_destroy_instance_cache'. Return Value The database instance cache. Syntax duckdb_instance_cache duckdb_create...ntext * out_context ); Parameters connection : The connection. out_context : The client context of the connection. Must be destroyed with duckdb_destroy_client_context . duckdb_client_context_get_connection_id Returns the connection id of the client conte...le names. Return Value A duckdb_value of type VARCHAR[] containing the (fully qualified) table names of the query. Must be destroyed with duckdb_destroy_value. 関連キーワード duckdb database connection context cache instance client memory Syntax path Para... - https://man.mtool.work/duckdb/1.3/clients/c/connect.html
- Query – DuckDB 8012
- This page is for DuckDB 1.3, which is outdated. Switch to the current version . Search Shortcut cmd + k | ctrl + k Installation Documentation Getting Started Connect Overview Concurrency Data Import Overview Data Sources CSV Files Overview
...ns the column name of the specified column. The result should not need to be freed; the column names will automatically be destroyed when the result is destroyed. Returns NULL if the column is out of range. Syntax const char * duckdb_column_name ( duckdb_...duckdb_column_logical_type Returns the logical column type of the specified column. The return type of this call should be destroyed with duckdb_destroy_logical_type . Returns NULL if the column is out of range. Syntax duckdb_logical_type duckdb_column_lo... - https://man.mtool.work/duckdb/1.3/clients/c/query.html
- Appender – DuckDB 7977
- This page is for DuckDB 1.3, which is outdated. Switch to the current version . Search Shortcut cmd + k | ctrl + k Installation Documentation Getting Started Connect Overview Concurrency Data Import Overview Data Sources CSV Files Overview
...nder appender , duckdb_data_chunk chunk ); duckdb_appender_create Creates an appender object. Note that the object must be destroyed with duckdb_appender_destroy . Syntax duckdb_state duckdb_appender_create ( duckdb_connection connection , const char * sc...on success or DuckDBError on failure. duckdb_appender_create_ext Creates an appender object. Note that the object must be destroyed with duckdb_appender_destroy . Syntax duckdb_state duckdb_appender_create_ext ( duckdb_connection connection , const char...er a type in the active column list, or the same type as a column in the receiving table. Note: The resulting type must be destroyed with duckdb_destroy_logical_type . Syntax duckdb_logical_type duckdb_appender_column_type ( duckdb_appender appender , idx... - https://man.mtool.work/duckdb/1.3/clients/c/appender.html
- Data Chunks – DuckDB 7977
- This page is for DuckDB 1.3, which is outdated. Switch to the current version . Search Shortcut cmd + k | ctrl + k Installation Documentation Getting Started Connect Overview Concurrency Data Import Overview Data Sources CSV Files Overview
...k , idx_t size ); duckdb_create_data_chunk Creates an empty data chunk with the specified column types. The result must be destroyed with duckdb_destroy_data_chunk . Syntax duckdb_data_chunk duckdb_create_data_chunk ( duckdb_logical_type * types , idx_t c...lumn index in the data chunk. The pointer to the vector is valid for as long as the chunk is alive. It does NOT need to be destroyed. Syntax duckdb_vector duckdb_data_chunk_get_vector ( duckdb_data_chunk chunk , idx_t col_idx ); Parameters chunk : The dat... - https://man.mtool.work/duckdb/1.3/clients/c/data_chunk.html
- Prepared Statements – DuckDB 7924
- This page is for DuckDB 1.3, which is outdated. Switch to the current version . Search Shortcut cmd + k | ctrl + k Installation Documentation Getting Started Connect Overview Concurrency Data Import Overview Data Sources CSV Files Overview
...a prepared statement object from a query. Note that after calling duckdb_prepare , the prepared statement should always be destroyed using duckdb_destroy_prepare , even if the prepare fails. If the prepare fails, duckdb_prepare_error can be called to obta...the parameter index is out of range or the statement was not successfully prepared. The return type of this call should be destroyed with duckdb_destroy_logical_type . Syntax duckdb_logical_type duckdb_param_logical_type ( duckdb_prepared_statement prepar... - https://man.mtool.work/duckdb/1.3/clients/c/prepared.html
- Configuration – DuckDB 7711
- This page is for DuckDB 1.3, which is outdated. Switch to the current version . Search Shortcut cmd + k | ctrl + k Installation Documentation Getting Started Connect Overview Concurrency Data Import Overview Data Sources CSV Files Overview
...t that can be used to provide start-up options for the DuckDB instance through duckdb_open_ext . The duckdb_config must be destroyed using 'duckdb_destroy_config' This will always succeed unless there is a malloc failure. Note that duckdb_destroy_config s... - https://man.mtool.work/duckdb/1.3/clients/c/config.html
DuckDB 1.3 Documentation / man.mtool.work