119 Commits (fa74de3cf257dfd7c14c17403928d8b785c43df6)

Author	SHA1	Message	Date
Rahim Kanji	700e8c21ae	Switched PQ error verbosity to formatted mode. ... Implemented a parser to handle the new format.	9 months ago
Rahim Kanji	d90bf4ac73	Optimized savepoint detection ... Added get_pg_parameter_status	10 months ago
Rahim Kanji	4969bd8301	PQconnectPoll can file descriptor (FD) during the connection process. We need to check whether FD has changed and, if so, update it in the thread's poll array.	10 months ago
Rahim Kanji	db442ba8cf	Treat client_encoding as normal server parameter/variable. ... Optimized RESET ALL command handling. Few optimizations. Code cleanup	11 months ago
Rahim Kanji	b368b281ee	Added pg_advisory_xact_lock* detection	1 year ago
Rahim Kanji	40be1158c2	Finally removed PgSQL_Connection_Placeholder class	1 year ago
Rahim Kanji	570e62b618	Removed MySQL Prepare Statement residual code	1 year ago
Rahim Kanji	ac64bd5d21	Removed leftover MySQL prepared statement code	1 year ago
Rahim Kanji	a22936164b	Removed psql from PgSQL_Connection_Placeholder ... Removed dead code Removed MySQL Prepare Statement related code lib/PgSQL_Session.cpp # # Untracked files: # .gitattributes # .vs/ # PR_proxysql_postg.txt # include/query_cache - Copy.hpp # lib/Query_Cache - Copy.cpp # tash qqq # test/tap/tests/pgsql-basic_tests-t - Copy.cpp # test/tap/tests/pgsql-connection_test-t.cpp # test/tap/tests/pgsql-set_parameter_test-t.cpp #	1 year ago
Rahim Kanji	0e83dd9896	Moved more data members and methods to PgSQL_Connection class	1 year ago
Rahim Kanji	bcc20f8214	Moved few members and methods to PgSQL_Connection ... Removed deadcode	1 year ago
Rahim Kanji	f6fb8bbf2e	Moved connected_host_details struct to PgSQL_Connection	1 year ago
Rahim Kanji	1bb8d55fc6	Moved PgSQL_Variable and related methods from ... PgSQL_Connection_Placeholder to PgSQL_Connection	1 year ago
Rahim Kanji	99d9708eeb	Removed dead code	1 year ago
Rahim Kanji	3dcc015d28	Code cleanup ... * Removed async_set_autocommit	1 year ago
Rahim Kanji	7e9d6d1ed1	Code cleanup ... * Removed async_set_names * Removed async_set_option * Removed dead code	1 year ago
Rahim Kanji	0e1392322f	RESET oaramter and DEFAULT parameter value handling (not fully tested yet) ... * New tracked variables added: - bytea_output - client_min_messages - escape_string_warning Few optimizations Code cleanup	1 year ago
Rahim Kanji	06e496b7c3	Added tracking of parameters: ... * client_encoding/names * datestyle * timezone/time zone * standard_conforming_strings	1 year ago
Rahim Kanji	31ed94e82e	* Added async_send_simple_command: This method is introduced to execute ... SET statements on the backend. * Added set_charset: Manage character set configuration. * Added connect_start_SetCharset: Enables character set initialization during the connection start process.	1 year ago
Rahim Kanji	abbe02d99f	Implemented logic to store results with notices in the Query Cache	1 year ago
Rahim Kanji	f16f553995	Added PostgreSQL notice handler	1 year ago
Rahim Kanji	395a977e68	Merge branch 'v3.0'	1 year ago
Rahim Kanji	ba8dc5f69f	Removed the assertion. Instead, disconnect the client session and backend if COPY FROM STDIN bypasses the initial checks and lands here	1 year ago
Rahim Kanji	c4a8b0ec9b	Added FAST FORWARD support for PostgreSQL	1 year ago
Rahim Kanji	6d614a4b99	Merge branch 'v3.0'	1 year ago
Rahim Kanji	3b5671267f	Implemented overflow-safe multiplication for mysql_thread___threshold_resultset_size and pgsql_thread___threshold_resultset_size	1 year ago
Rahim Kanji	616a8e0e23	Implemented handling of COPY OUT ... Added threshold checks to manage result size	1 year ago
Rahim Kanji	3102d97591	Cleanup	1 year ago
Rahim Kanji	851a573f30	If query results needs to be cached, the pgsql_thread___query_cache_size_MB setting takes precedence over pgsql_thread___threshold_resultset_size	1 year ago
Rahim Kanji	c7f7705cde	Code cleanup	1 year ago
Rahim Kanji	720441af20	Refactored and Optimized Query Cache with PgSQL Support ... * Added Query Cache Support for PgSQL: * Introduced new variables for PgSQL Query Cache management: * pgsql-query_cache_size_MB * pgsql-query_cache_soft_ttl_pct * pgsql-query_cache_stores_empty_result * pgsql-query_cache_handle_warnings (not yet utilized) * Overwriting Transaction Status: * Sending current transaction state to the client when a result is returned from the query cache. * This currently does not differentiate between normal and error transaction states—both are treated as active transaction states. * Cache Lifetime Management: Replaced manual reference counting with std::shared_ptr to efficiently manage the lifecycle of cache entries, ensuring proper memory deallocation and reducing complexity. * Unified Purging Logic: Refactored the query cache purging logic to use a single thread for both MySQL and PgSQL cache entries. * Code Cleanup: Removed unnecessary methods and data members to streamline the codebase and improve maintainability. * Performance Optimization: Improved memory management, reducing memory footprint and enhancing performance.	1 year ago
Rahim Kanji	391e4867fe	Add support for escaping single quotes and backslashes in connection ... parameters Surrounded values with single quotes when constructing connection strings, ensuring single quotes and backslashes within values are properly escaped as \' and \\.	1 year ago
Rahim Kanji	5f218441a3	Return an error if feature is not supported, instead of crashing (assert)	1 year ago
René Cannaò	d4bd93672e	Merge pull request #79 from sysown/v2.x_refactore_query_processor ... Refactored Query Processor [WIP]	1 year ago
Rahim Kanji	e723082a1b	Refactored Query Processor Architecture ... - Introduced separate query processors for MySQL and PostgreSQL. - Removed unnecessary GTID logic from `PgSQL_Session`. - Added a command counter for PostgreSQL queries. - Refactored `Query_Processor` to serve as a base class containing core functionalities applicable to both MySQL and PostgreSQL. Changes: - Removed GTID-related code from `PgSQL_Logger` and `PgSQL_Session`: - bool with_gtid; - char gtid_buf[128]; - int gtid_hid; - Added new PostgreSQL-specific tables: - `pgsql_query_rules`, `pgsql_firewall_whitelist_rules`, `pgsql_query_rules_fast_routing` - `runtime_pgsql_query_rules`, `runtime_pgsql_firewall_whitelist_rules`, `runtime_pgsql_query_rules_fast_routing` - Added PostgreSQL-related variables: pgsql_thread___commands_stats pgsql_thread___query_digests pgsql_thread___query_digests_lowercase pgsql_thread___query_digests_no_digits pgsql_thread___query_digests_replace_null pgsql_thread___query_digests_normalize_digest_text pgsql_thread___query_digests_track_hostname pgsql_thread___query_digests_keep_comment pgsql_thread___query_digests_max_digest_length pgsql_thread___query_digests_max_query_length pgsql_thread___query_digests_grouping_limit pgsql_thread___query_digests_groups_grouping_limit pgsql_thread___enable_load_data_local_infile pgsql_thread___auditlog_filename pgsql_thread___auditlog_filesize pgsql_thread___eventslog_filename pgsql_thread___eventslog_filesize pgsql_thread___eventslog_default_log pgsql_thread___eventslog_format pgsql_thread___firewall_whitelist_errormsg pgsql_thread___firewall_whitelist_enabled pgsql_thread___query_processor_iterations pgsql_thread___query_processor_regex	1 year ago
René Cannaò	115eef2ea3	Some code cleanup	1 year ago
Rahim Kanji	380651128a	Merge remote-tracking branch 'Master_POSTGRES/v2.x_proxysql_internal_session' into v2.x_stats_table	2 years ago
Rahim Kanji	9cfe5b1761	Added stats_pgsql_connection_pool & stats_pgsql_connection_pool_reset tables	2 years ago
Rahim Kanji	c35a6a24cf	Added stats_pgsql_global table	2 years ago
Rahim Kanji	e31dd5661f	Moved few methods from PgSQL_Connection.h to PgSQL_Connection.cpp	2 years ago
Rahim Kanji	f9ed50650f	Updated set_dbname implementation for PostgreSQL	2 years ago
Rahim Kanji	5039c93e28	Code Cleanup	2 years ago
Rahim Kanji	991031c938	Increased resultset buffer size to exact 16K	2 years ago
Rahim Kanji	5c4a3ed2aa	Merge remote-tracking branch 'remotes/Master_POSTGRES/v2.x_postgres' into v2.x_postgres_reset_connection	2 years ago
Rahim Kanji	03c08d2e1f	Introduced a new function in libpq, PShandleRowData, to handle incoming ... messages from the PostgreSQL backend. This function specifically checks for messages containing row data (indicated by 'D') and processes them efficiently. By providing direct access to the internal libpq buffer, it eliminates the need to allocate new memory for each row of data.	2 years ago
Rahim Kanji	c51a746f96	If a result returned by a backend server is bigger than 'pgsql-threshold_resultset_size', ProxySQL will start sending the result to the PgSQL client that was requesting the result in order to limit its memory footprint.	2 years ago
Rahim Kanji	de20402c10	Process all data in the buffer before receiving additional data from the socket	2 years ago
Rene Cannao	82443e037b	Fix encoding in PgSQL_Connection.cpp	2 years ago
Rahim Kanji	2d26a3ff75	Removed few placeholder code	2 years ago
Rahim Kanji	880d654011	Changing database on the same connection is not supported in PostgreSQL. If a connection with a different database is needed, a new connection will be created; otherwise, a connection with the same database (and username) will be selected from the connection pool.	2 years ago
Rahim Kanji	d01e883638	Renamed 'schemaname' to 'dbname' in PgSQL_Connection_userinfo	2 years ago
Rahim Kanji	e66a540368	Removed few placeholder code	2 years ago
Rahim Kanji	058be0d9ae	* Reset the connection if there is a mismatch between client and server ... session variables. * Changing the user on the same connection is not supported in PostgreSQL. If a connection with a different username is needed, a new connection will be created; otherwise, a connection with the same username will be selected from the connection pool. * Added RESET SESSION timeout.	2 years ago
Rahim Kanji	a22aeca394	Reset Session Implementation ... * Added Reset Session support * Removed dead code	2 years ago
Rahim Kanji	0331ca7ff7	Merge remote-tracking branch 'Master_POSTGRES/v2.x_postgres' into v2.x_postgres_backend	2 years ago
Rahim Kanji	bd842d4f76	Ensure writeout is called only after all multi-statement results are fetched and processed	2 years ago
Rene Cannao	0481ab5936	Adding some timers for debugging purposes ... Adding Timers in Base_Thread to count the number of time and elapsed time of when Session::handler() and Connection::handler() are called. This feature is disabled by default. Timers are enabled only if in proxysql_macros.h the following is defined: #define ENABLE_TIMER true The default: #define ENABLE_TIMER false	2 years ago
Rahim Kanji	b01792cae9	Added multi-statement support	2 years ago
Rene Cannao	836755c105	Fixes for various not initialized variables	2 years ago
Rahim Kanji	27e1e4fb7a	Many improvements and bug fixes ... * Fixed OpenSSL includes and linking for LibPQ building. * Handled Empty query response. * Improve transaction status detection. * Implemented detection for unusable connections and fixed query retry mechanism. * Resolved Heap overflow issue. * Forward non-FATAL errors to client. * Added duplicate error detection to avoid adding multiple error packets in query result.	2 years ago
Rahim Kanji	65fc633cf5	Generic error handling, transaction detection and handling, bug fixes ... * Implemented generic error handling to cover all the scenarios. * Extraction of results from PGconn in case of connection errors. Introduced a patch to facilitate this. * Added transaction handling. * Ready packet now includes transaction status. * Split command completion and ready packet to increase flexibility. * Resolved multiple bugs to enhance stability.	2 years ago
Rahim Kanji	102cc26e1f	Added SSL mode for connections to PostgreSQL Server	2 years ago
Rahim Kanji	ef61c367a3	Added support for handling commands and errors ... * Renamed PgSQL_ResultSet to PgSQL_Query_Result to better represent its role in processing various result types, including command results, result sets, and errors. * Renamed PGUser to PGCredentials. * Added support for handling queries that produce commands and improved error handling. * Enhanced buffer functionality in PgSQL_Query_Result.	2 years ago
Rahim Kanji	a2516654cf	Added PgSQL Thread variables. ... Using a few MySQL thread variables, particularly for query digest, query processor, and query cache. In the future, we plan to create a global variable for modules that are common to both MySQL and PGSQL	2 years ago
Rahim Kanji	06a32365cc	Merge remote-tracking branch 'Master_POSTGRES/v2.x_postgres' into v2.x_postgres_backend	2 years ago
Rahim Kanji	dcbe140199	Route query to PostgreSQL backend server	2 years ago
René Cannaò	fde8ace076	Removed json.hpp from include files ... This seems to speedup compile time, and also lead to smaller binary	2 years ago
Rahim Kanji	ebf20b6a60	* Added PostgreSQL configuration (port: 6034 Admin and 6035: PostgreSQL client connections) ... * Fixed few bugs * Added Load and Save commands for PostgreSQL tables	2 years ago
Rahim Kanji	e029d39007	Initial PostgreSQL commit ... * Added plain text and SCRAM authentication	2 years ago