diff --git a/reference/pgsql/functions/pg-enter-pipeline-mode.xml b/reference/pgsql/functions/pg-enter-pipeline-mode.xml
new file mode 100644
index 000000000000..7103a9781449
--- /dev/null
+++ b/reference/pgsql/functions/pg-enter-pipeline-mode.xml
@@ -0,0 +1,93 @@
+
+
+
+ pg_enter_pipeline_mode
+ Causes a connection to enter pipeline mode if it is currently idle.
+
+
+
+ &reftitle.description;
+
+ boolpg_enter_pipeline_mode
+ PgSql\Connectionconnection
+
+
+ Causes a connection to enter pipeline mode if it is currently idle.
+
+
+
+
+ &reftitle.parameters;
+
+
+
+ connection
+
+ &pgsql.parameter.connection;
+
+
+
+
+
+
+
+ &reftitle.returnvalues;
+
+ Returns &true; if it succeeds to enter in pipeline mode or &false;
+
+
+
+
+ &reftitle.examples;
+
+ <function>pg_enter_pipeline_mode</function> example
+
+
+]]>
+
+ &example.outputs;
+
+
+
+
+
+
+
+ &reftitle.seealso;
+
+ pg_exit_pipeline_mode
+ pg_connect
+ pg_connect_poll
+ pg_flush
+
+
+
+
+
diff --git a/reference/pgsql/functions/pg-exit-pipeline-mode.xml b/reference/pgsql/functions/pg-exit-pipeline-mode.xml
new file mode 100644
index 000000000000..276aeca2258e
--- /dev/null
+++ b/reference/pgsql/functions/pg-exit-pipeline-mode.xml
@@ -0,0 +1,95 @@
+
+
+
+ pg_exit_pipeline_mode
+ Causes a connection to exit pipeline mode
+
+
+
+ &reftitle.description;
+
+ boolpg_exit_pipeline_mode
+ PgSql\Connectionconnection
+
+
+ Causes a connection to exit pipeline mode if it is currently in pipeline mode with an empty queue and no pending results.
+
+
+
+
+ &reftitle.parameters;
+
+
+
+ connection
+
+ &pgsql.parameter.connection;
+
+
+
+
+
+
+
+ &reftitle.returnvalues;
+
+ Returns &true; if it succeeds to exit the pipeline mode, assuming
+ it was in this mode via pg_enter_pipeline_mode,
+ &false; otherwise.
+
+
+
+
+ &reftitle.examples;
+
+ <function>pg_exit_pipeline_mode</function> example
+
+
+]]>
+
+ &example.outputs;
+
+
+
+
+
+
+
+ &reftitle.seealso;
+
+ pg_enter_pipeline_mode
+ pg_connect
+ pg_connect_poll
+ pg_flush
+
+
+
+
+
diff --git a/reference/pgsql/functions/pg-pipeline-status.xml b/reference/pgsql/functions/pg-pipeline-status.xml
new file mode 100644
index 000000000000..0af6a1f74a11
--- /dev/null
+++ b/reference/pgsql/functions/pg-pipeline-status.xml
@@ -0,0 +1,95 @@
+
+
+
+ pg_pipeline_status
+ Returns the current pipeline mode status of the libpq connection.
+
+
+
+ &reftitle.description;
+
+ intpg_pipeline_status
+ PgSql\Connectionconnection
+
+
+ Returns the current pipeline mode status of the libpq connection.
+
+
+
+
+ &reftitle.parameters;
+
+
+
+ connection
+
+ &pgsql.parameter.connection;
+
+
+
+
+
+
+
+ &reftitle.returnvalues;
+
+ Returns one of the following status:
+ PGSQL_PIPELINE_ON, PGSQL_PIPELINE_OFF or
+ PGSQL_PIPELINE_ABORTED.
+
+
+
+
+ &reftitle.examples;
+
+ <function>pg_pipeline_status</function> example
+
+ Description.
+
+
+
+]]>
+
+ &example.outputs;
+
+
+
+
+
+
+
+ &reftitle.seealso;
+
+ pg_enter_pipeline_mode
+
+
+
+
diff --git a/reference/pgsql/functions/pg-pipeline-sync.xml b/reference/pgsql/functions/pg-pipeline-sync.xml
new file mode 100644
index 000000000000..cf63935e2bb0
--- /dev/null
+++ b/reference/pgsql/functions/pg-pipeline-sync.xml
@@ -0,0 +1,96 @@
+
+
+
+ pg_pipeline_sync
+ Marks a synchronization point in a pipeline by sending a sync message and flushing the send buffer.
+
+
+
+ &reftitle.description;
+
+ boolpg_pipeline_sync
+ PgSql\Connectionconnection
+
+
+ Marks a synchronization point in a pipeline by sending a sync message and flushing the send buffer.
+
+
+
+
+ &reftitle.parameters;
+
+
+
+ connection
+
+ &pgsql.parameter.connection;
+
+
+
+
+
+
+
+ &reftitle.returnvalues;
+
+ Returns &true; on success or &false;
+
+
+
+
+ &reftitle.examples;
+
+ <function>pg_pipeline_sync</function> example
+
+ Description.
+
+
+
+]]>
+
+ &example.outputs;
+
+
+
+
+
+
+
+ &reftitle.seealso;
+
+ pg_enter_pipeline_mode
+ pg_pipeline_status
+
+
+
+
diff --git a/reference/pgsql/functions/pg-set-error-context-visibility.xml b/reference/pgsql/functions/pg-set-error-context-visibility.xml
new file mode 100644
index 000000000000..4dc80de5053e
--- /dev/null
+++ b/reference/pgsql/functions/pg-set-error-context-visibility.xml
@@ -0,0 +1,110 @@
+
+
+
+ pg_set_error_context_visibility
+
+ Determines the visibility of the context's error messages.
+
+
+
+
+ &reftitle.description;
+
+ intpg_set_error_context_visibility
+ PgSql\Connectionconnection
+ intvisibility
+
+
+ Determines the visibility of the context's error messages returned by pg_last_error
+ and pg_result_error
+
+
+
+
+ &reftitle.parameters;
+
+
+
+ connection
+
+ &pgsql.parameter.connection;
+
+
+
+ visibility
+
+
+ The required visibility: PGSQL_SHOW_CONTEXT_NEVER,
+ PGSQL_SHOW_CONTEXT_ERRORS
+ or PGSQL_SHOW_CONTEXT_ALWAYS.
+
+
+
+
+
+
+
+
+ &reftitle.returnvalues;
+
+ The previous visibility level: PGSQL_SHOW_CONTEXT_NEVER,
+ PGSQL_SHOW_CONTEXT_ERRORS
+ or PGSQL_SHOW_CONTEXT_ALWAYS.
+
+
+
+
+ &reftitle.examples;
+
+ <function>pg_set_error_context_visibility</function> example
+
+ Description.
+
+
+
+]]>
+
+
+
+
+
+ &reftitle.seealso;
+
+
+ pg_last_error
+ pg_result_error
+
+
+
+
+
diff --git a/reference/pgsql/functions/pg-trace.xml b/reference/pgsql/functions/pg-trace.xml
index a802480fcb96..17bd785c6f96 100644
--- a/reference/pgsql/functions/pg-trace.xml
+++ b/reference/pgsql/functions/pg-trace.xml
@@ -14,6 +14,7 @@
stringfilename
stringmode"w"
PgSql\Connectionnullconnection&null;
+ inttrace_mode0
pg_trace enables tracing of the PostgreSQL
diff --git a/reference/pgsql/versions.xml b/reference/pgsql/versions.xml
index 134edaa08590..aaba7cdaa718 100644
--- a/reference/pgsql/versions.xml
+++ b/reference/pgsql/versions.xml
@@ -20,12 +20,14 @@
+
+
@@ -70,6 +72,8 @@
+
+
@@ -85,6 +89,7 @@
+