OceanBase
English日本語简体中文
Docs Home
Products
Integrations
Release Notes

Databases

OceanBase DatabaseOceanBase Cloud OceanBase Best Practices

Tools

OceanBase Cloud PlatformOceanBase Migration ServiceOceanBase Developer CenterOceanBase Migration AssessmentOceanBase Admin ToolOceanBase Loader and DumperOceanBase DeployerKubernetes operator for OceanBaseOceanBase Diagnostic Tool OceanBase Binlog Service

Connectors and Middleware

OceanBase Database Proxy OceanBase Connector/C OceanBase Connector/J OceanBase Connector/ODBC OceanBase Connector/NETOceanBase Command-Line Client

Databases

OceanBase DatabaseOceanBase Cloud OceanBase Best Practices

Connectors and Middleware

OceanBase Database Proxy OceanBase Connector/C OceanBase Connector/J OceanBase Connector/ODBC OceanBase Connector/NETOceanBase Command-Line Client

Tools

OceanBase Cloud PlatformOceanBase Migration ServiceOceanBase Developer CenterOceanBase Migration AssessmentOceanBase Admin ToolOceanBase Loader and DumperOceanBase DeployerKubernetes operator for OceanBaseOceanBase Diagnostic Tool OceanBase Binlog Service
OceanBase DatabaseOceanBase Cloud ToolsConnectors and MiddlewareLifecycle Support Policy

OceanBase Connector/C

V2.0.0
  • Overview
  • Installation guide
  • User Guide
    • Basic data structures
    • Basic operations
      • Basic API operations
      • API operations on prepared statements
  • C API functions
    • Overview
    • my_init()
    • mysql_affected_rows()
    • mysql_autocommit()
    • mysql_change_user()
    • mysql_character_set_name()
    • mysql_client_find_plugin()
    • mysql_client_register_plugin()
    • mysql_close()
    • mysql_commit()
    • mysql_connect()
    • mysql_create_db()
    • mysql_data_seek()
    • mysql_debug()
    • mysql_drop_db()
    • mysql_dump_debug_info()
    • mysql_eof()
    • mysql_errno()
    • mysql_error()
    • mysql_escape_string()
    • mysql_fetch_field()
    • mysql_fetch_field_direct()
    • mysql_fetch_fields()
    • mysql_fetch_lengths()
    • mysql_fetch_row()
    • mysql_field_count()
    • mysql_field_seek()
    • mysql_field_tell()
    • mysql_free_result()
    • mysql_get_character_set_info()
    • mysql_get_client_info()
    • mysql_get_client_version()
    • mysql_get_host_info()
    • mysql_get_proto_info()
    • mysql_get_server_info()
    • mysql_get_server_version()
    • mysql_get_ssl_cipher()
    • mysql_hex_string()
    • mysql_info()
    • mysql_init()
    • mysql_insert_id()
    • mysql_kill()
    • mysql_library_end()
    • mysql_library_init()
    • mysql_list_dbs()
    • mysql_list_fields()
    • mysql_list_processes()
    • mysql_list_tables()
    • mysql_load_plugin()
    • mysql_load_plugin_v()
    • mysql_more_results()
    • mysql_next_result()
    • mysql_num_fields()
    • mysql_num_rows()
    • mysql_options()
    • mysql_options4()
    • mysql_ping()
    • mysql_plugin_options()
    • mysql_query()
    • mysql_real_connect()
    • mysql_real_escape_string()
    • mysql_real_query()
    • mysql_refresh()
    • mysql_reload()
    • mysql_rollback()
    • mysql_row_seek()
    • mysql_row_tell()
    • mysql_select_db()
    • mysql_server_end()
    • mysql_server_init()
    • mysql_set_character_set()
    • mysql_set_local_infile_default()
    • mysql_set_local_infile_handler()
    • mysql_set_server_option()
    • mysql_shutdown()
    • mysql_sqlstate()
    • mysql_ssl_set()
    • mysql_stat()
    • mysql_stmt_affected_rows()
    • mysql_stmt_attr_get()
    • mysql_stmt_attr_set()
    • mysql_stmt_bind_param()
    • mysql_stmt_bind_result()
    • mysql_stmt_close()
    • mysql_stmt_data_seek()
    • mysql_stmt_errno()
    • mysql_stmt_error()
    • mysql_stmt_execute()
    • mysql_stmt_fetch()
    • mysql_stmt_fetch_column()
    • mysql_stmt_field_count()
    • mysql_stmt_free_result()
    • mysql_stmt_init()
    • mysql_stmt_insert_id()
    • mysql_stmt_next_result()
    • mysql_stmt_num_rows()
    • mysql_stmt_param_count()
    • mysql_stmt_param_metadata()
    • mysql_stmt_prepare()
    • mysql_stmt_reset()
    • mysql_stmt_result_metadata()
    • mysql_stmt_row_seek()
    • mysql_stmt_row_tell()
    • mysql_stmt_send_long_data()
    • mysql_stmt_sqlstate()
    • mysql_stmt_store_result()
    • mysql_store_result()
    • mysql_thread_end()
    • mysql_thread_id()
    • mysql_thread_init()
    • mysql_thread_safe()
    • mysql_use_result()
    • mysql_warning_count()

Download PDF

Document Feedback
  1. Documentation Center
  3. OceanBase Connector/C
  5. V2.0.0

Basic data structures

Last Updated:2026-09-04 08:24:09

OceanBase Connector/C supports some basic data structures.

The following basic data structures are supported:

  • MYSQL

  • MYSQL_RES

  • MYSQL_ROW

  • MYSQL_FIELD

  • MYSQL_FIELD_OFFSET

  • my_ulonglong

  • my_bool

  • char * name

  • char * org_name

  • char * table

  • char * org_table

  • char * db

  • char * catalog

  • char * def

  • unsigned long length

  • unsigned long max_length

  • unsigned int name_length

  • unsigned int org_name_length

  • unsigned int table_length

  • unsigned int org_table_length

  • unsigned int db_length

  • unsigned int catalog_length

  • unsigned int def_length

  • unsigned int flags

  • unsigned int decimals

  • unsigned int charsetnr

  • enum enum_field_types type

For more information, see C API Developer Guide of MySQL.

Previous topic

Installation guide
Last

Next topic

Basic API operations
Next