From dfc63fe0634e6987d361019c6e2e90a8c2d7eb94 Mon Sep 17 00:00:00 2001
From: gayyappan <gayathri@timescale.com>
Date: Wed, 1 Sep 2021 12:14:02 -0400
Subject: [PATCH] Remove legacy functions

Remove _timescaledb_internal.time_col_name_for_chunk and
_timescaledb_internal.time_col_type_for_chunk functions.

Fixes #3539
---
 sql/schema_info.sql        | 43 --------------------------------------
 sql/updates/latest-dev.sql |  2 ++
 2 files changed, 2 insertions(+), 43 deletions(-)

diff --git a/sql/schema_info.sql b/sql/schema_info.sql
index 4defc807067..4c95c8df4d2 100644
--- a/sql/schema_info.sql
+++ b/sql/schema_info.sql
@@ -55,46 +55,3 @@ $BODY$
     FROM _timescaledb_catalog.hypertable h
     WHERE id = hypertable_id;
 $BODY$;
-
-
--- Get the name of the time column for a chunk.
---
--- schema_name, table_name - name of the schema and table for the table represented by the crn.
-CREATE OR REPLACE FUNCTION _timescaledb_internal.time_col_name_for_chunk(
-    schema_name NAME,
-    table_name  NAME
-)
-    RETURNS NAME LANGUAGE PLPGSQL STABLE AS
-$BODY$
-DECLARE
-    time_col_name NAME;
-BEGIN
-    SELECT h.time_column_name INTO STRICT time_col_name
-    FROM _timescaledb_catalog.hypertable h
-    INNER JOIN _timescaledb_catalog.chunk c ON (c.hypertable_id = h.id)
-    WHERE c.schema_name = time_col_name_for_chunk.schema_name AND
-    c.table_name = time_col_name_for_chunk.table_name;
-    RETURN time_col_name;
-END
-$BODY$;
-
--- Get the type of the time column for a chunk.
---
--- schema_name, table_name - name of the schema and table for the table represented by the crn.
-CREATE OR REPLACE FUNCTION _timescaledb_internal.time_col_type_for_chunk(
-    schema_name NAME,
-    table_name  NAME
-)
-    RETURNS REGTYPE LANGUAGE PLPGSQL STABLE AS
-$BODY$
-DECLARE
-    time_col_type REGTYPE;
-BEGIN
-    SELECT h.time_column_type INTO STRICT time_col_type
-    FROM _timescaledb_catalog.hypertable h
-    INNER JOIN _timescaledb_catalog.chunk c ON (c.hypertable_id = h.id)
-    WHERE c.schema_name = time_col_type_for_chunk.schema_name AND
-    c.table_name = time_col_type_for_chunk.table_name;
-    RETURN time_col_type;
-END
-$BODY$;
diff --git a/sql/updates/latest-dev.sql b/sql/updates/latest-dev.sql
index e69de29bb2d..e6373540f5e 100644
--- a/sql/updates/latest-dev.sql
+++ b/sql/updates/latest-dev.sql
@@ -0,0 +1,2 @@
+DROP FUNCTION _timescaledb_internal.time_col_name_for_chunk(name,name);
+DROP FUNCTION _timescaledb_internal.time_col_type_for_chunk(name,name);