PostgreSQL

• Introduction
• Installing/Configuring
  • Requirements
  • Installation
  • Runtime Configuration
  • Resource Types
• Predefined Constants
• Examples
  • PostgreSQL extension overview example
• PostgreSQL Functions
  • pg_affected_rows ⬠Returns number of affected records (tuples)
  • pg_cancel_query ⬠Cancel an asynchronous query
  • pg_client_encoding ⬠Gets the client encoding
  • pg_close ⬠Closes a PostgreSQL connection
  • pg_connect ⬠Open a PostgreSQL connection
  • pg_connection_busy ⬠Get connection is busy or not
  • pg_connection_reset ⬠Reset connection (reconnect)
  • pg_connection_status ⬠Get connection status
  • pg_convert ⬠Convert associative array values into suitable for SQL statement
  • pg_copy_from ⬠Insert records into a table from an array
  • pg_copy_to ⬠Copy a table to an array
  • pg_dbname ⬠Get the database name
  • pg_delete ⬠Deletes records
  • pg_end_copy ⬠Sync with PostgreSQL backend
  • pg_escape_bytea ⬠Escape a string for insertion into a bytea field
  • pg_escape_string ⬠Escape a string for insertion into a text field
  • pg_execute ⬠Sends a request to execute a prepared statement with given parameters, and waits for the result.
  • pg_fetch_all_columns ⬠Fetches all rows in a particular result column as an array
  • pg_fetch_all ⬠Fetches all rows from a result as an array
  • pg_fetch_array ⬠Fetch a row as an array
  • pg_fetch_assoc ⬠Fetch a row as an associative array
  • pg_fetch_object ⬠Fetch a row as an object
  • pg_fetch_result ⬠Returns values from a result resource
  • pg_fetch_row ⬠Get a row as an enumerated array
  • pg_field_is_null ⬠Test if a field is SQL NULL
  • pg_field_name ⬠Returns the name of a field
  • pg_field_num ⬠Returns the field number of the named field
  • pg_field_prtlen ⬠Returns the printed length
  • pg_field_size ⬠Returns the internal storage size of the named field
  • pg_field_table ⬠Returns the name or oid of the tables field
  • pg_field_type_oid ⬠— Returns the last row's OID
  • pg_lo_close — Close a large object
  • pg_lo_create — Create a large object
  • pg_lo_export — Export a large object to file
  • pg_lo_import — Import a large object from file
  • pg_lo_open — Open a large object
  • pg_lo_read_all — Reads an entire large object and send straight to browser
  • pg_lo_read — Read a large object
  • pg_lo_seek — Seeks position within a large object
  • pg_lo_tell — Returns current seek position a of large object
  • pg_lo_unlink — Delete a large object
  • pg_lo_write — Write to a large object
  • pg_meta_data — Get meta data for table
  • pg_num_fields — Returns the number of fields in a result
  • pg_num_rows — Returns the number of rows in a result
  • pg_options — Get the options associated with the connection
  • pg_parameter_status — Looks up a current parameter setting of the server.
  • pg_pconnect — Open a persistent PostgreSQL connection
  • pg_ping — Ping database connection
  • pg_port — Return the port number associated with the connection
  • pg_prepare — Submits a request to create a prepared statement with the given parameters, and waits for completion.
  • pg_put_line — Send a NULL-terminated string to PostgreSQL backend
  • pg_query_params — Submits a command to the server and waits for the result, with the ability to pass parameters separately from the SQL command text.
  • pg_query — Execute a query
  • pg_result_error_field — Returns an individual field of an error report.
  • pg_result_error — Get error message associated with result
  • pg_result_seek — Set internal row offset in result resource
  • pg_result_status — Get status of query result
  • pg_select — Select records
  • pg_send_execute — Sends a request to execute a prepared statement with given parameters, without waiting for the result(s).
  • pg_send_prepare — Sends a request to create a prepared statement with the given parameters, without waiting for completion.
  • pg_send_query_params — Submits a command and separate parameters to the server without waiting for the result(s).
  • pg_send_query — Sends asynchronous query
  • pg_set_client_encoding — Set the client encoding
  • pg_set_error_verbosity — Determines the verbosity of messages returned by pg_last_error and pg_result_error.
  • pg_trace — Enable tracing a PostgreSQL connection
  • pg_transaction_status — Returns the current in-transaction status of the server.
  • pg_tty — Return the TTY name associated with the connection
  • pg_unescape_bytea — Unescape binary for bytea type
  • pg_untrace — Disable tracing of a PostgreSQL connection
  • pg_update — Update table
  • pg_version — Returns an array with client, protocol and server version (when available)