Remove PG13 support

In order to keep the number of supported PG versions more managable
remove support for PG13.

.github/ci_settings.py

@@ -11,10 +11,6 @@
 # ABI_MIN is the minimum postgres version required when the extension was build against LATEST
 #
 
-PG13_EARLIEST = "13.2"
-PG13_LATEST = "13.15"
-PG13_ABI_MIN = "13.5"
-
 PG14_EARLIEST = "14.0"
 PG14_LATEST = "14.12"
 PG14_ABI_MIN = "14.0"
@@ -27,4 +23,4 @@
 PG16_LATEST = "16.3"
 PG16_ABI_MIN = "16.0"
 
-PG_LATEST = [PG13_LATEST, PG14_LATEST, PG15_LATEST, PG16_LATEST]
+PG_LATEST = [PG14_LATEST, PG15_LATEST, PG16_LATEST]

.github/gh_matrix_builder.py

@@ -26,8 +26,6 @@
 import os
 import subprocess
 from ci_settings import (
-    PG13_EARLIEST,
-    PG13_LATEST,
     PG14_EARLIEST,
     PG14_LATEST,
     PG15_EARLIEST,
@@ -166,10 +164,6 @@ def macos_config(overrides):
     }
 
 # always test debug build on latest of all supported pg versions
-m["include"].append(
-    build_debug_config({"pg": PG13_LATEST, "ignored_tests": ignored_tests})
-)
-
 m["include"].append(
     build_debug_config({"pg": PG14_LATEST, "ignored_tests": ignored_tests})
 )
@@ -207,19 +201,6 @@ def macos_config(overrides):
 # to a specific branch like prerelease_test we add additional
 # entries to the matrix
 if not pull_request:
-    # add debug test for first supported PG13 version
-    pg13_debug_earliest = {
-        "pg": PG13_EARLIEST,
-        # The early releases don't build with llvm 14.
-        "pg_extra_args": "--enable-debug --enable-cassert --without-llvm",
-        "skipped_tests": {"001_extension"},
-        "ignored_tests": {
-            "transparent_decompress_chunk-13",
-        },
-        "tsdb_build_args": "-DWARNINGS_AS_ERRORS=ON -DASSERTIONS=ON -DPG_ISOLATION_REGRESS=OFF",
-    }
-    m["include"].append(build_debug_config(pg13_debug_earliest))
-
     # add debug test for first supported PG14 version
     m["include"].append(
         build_debug_config(
@@ -256,7 +237,6 @@ def macos_config(overrides):
     )
 
     # add release test for latest pg releases
-    m["include"].append(build_release_config({"pg": PG13_LATEST}))
     m["include"].append(build_release_config({"pg": PG14_LATEST}))
     m["include"].append(
         build_release_config({"pg": PG15_LATEST, "ignored_tests": ignored_tests})
@@ -271,7 +251,6 @@ def macos_config(overrides):
 
     # to discover issues with upcoming releases we run CI against
     # the stable branches of supported PG releases
-    m["include"].append(build_debug_config({"pg": 13, "snapshot": "snapshot"}))
     m["include"].append(
         build_debug_config(
             {

.github/workflows/abi.yaml

@@ -21,11 +21,9 @@ jobs:
   config:
     runs-on: ubuntu-latest
     outputs:
-      pg13_abi_min: ${{ steps.config.outputs.pg13_abi_min }}
       pg14_abi_min: ${{ steps.config.outputs.pg14_abi_min }}
       pg15_abi_min: ${{ steps.config.outputs.pg15_abi_min }}
       pg16_abi_min: ${{ steps.config.outputs.pg16_abi_min }}
-      pg13_latest: ${{ steps.config.outputs.pg13_latest }}
       pg14_latest: ${{ steps.config.outputs.pg14_latest }}
       pg15_latest: ${{ steps.config.outputs.pg15_latest }}
       pg16_latest: ${{ steps.config.outputs.pg16_latest }}
@@ -45,17 +43,9 @@ jobs:
       fail-fast: false
       matrix:
         dir: [ "forward", "backward" ]
-        pg: [ 13, 14, 15 ]
+        pg: [ 14, 15, 16 ]
         os: [ windows-2019 ]
         include:
-          - dir: backward
-            pg: 13
-            builder: ${{ fromJson(needs.config.outputs.pg13_latest) }}-alpine3.18
-            tester: ${{ fromJson(needs.config.outputs.pg13_abi_min ) }}-alpine
-          - dir: forward
-            pg: 13
-            builder: ${{ fromJson(needs.config.outputs.pg13_abi_min ) }}-alpine
-            tester: ${{ fromJson(needs.config.outputs.pg13_latest) }}-alpine3.18
           - dir: backward
             pg: 14
             builder: ${{ fromJson(needs.config.outputs.pg14_latest) }}-alpine3.18

.github/workflows/apt-arm-packages.yaml

@@ -20,7 +20,7 @@ jobs:
       fail-fast: false
       matrix:
         image: [ "debian:10-slim", "debian:11-slim", "debian:12-slim", "ubuntu:20.04", "ubuntu:22.04", "ubuntu:24.04" ]
-        pg: [ 13, 14, 15, 16 ]
+        pg: [ 14, 15, 16 ]
 
     steps:
     - name: Setup emulation

.github/workflows/apt-packages.yaml

@@ -24,7 +24,7 @@ jobs:
       fail-fast: false
       matrix:
         image: [ "debian:10-slim", "debian:11-slim", "debian:12-slim", "ubuntu:20.04", "ubuntu:22.04", "ubuntu:24.04" ]
-        pg: [ 13, 14, 15, 16 ]
+        pg: [ 14, 15, 16 ]
         license: [ "TSL", "Apache"]
         include:
           - license: Apache

.github/workflows/coverity.yaml

@@ -15,7 +15,7 @@ jobs:
       fail-fast: false
       matrix:
         # run only on the 3 latest PG versions as we have rate limit on coverity
-        pg: [13, 14, 15, 16]
+        pg: [14, 15, 16]
         os: [ubuntu-20.04]
     steps:
     - name: Install Dependencies

.github/workflows/docker-images.yaml

@@ -41,19 +41,15 @@ jobs:
       fail-fast: false
       matrix:
         image: [
-            "timescaledb:latest-pg13",
             "timescaledb:latest-pg14",
             "timescaledb:latest-pg15",
             "timescaledb:latest-pg16",
-            "timescaledb:latest-pg13-bitnami",
             "timescaledb:latest-pg14-bitnami",
             "timescaledb:latest-pg15-bitnami",
             "timescaledb:latest-pg16-bitnami",
-            "timescaledb:latest-pg13-repmgr-bitnami",
             "timescaledb:latest-pg14-repmgr-bitnami",
             "timescaledb:latest-pg15-repmgr-bitnami",
             "timescaledb:latest-pg16-repmgr-bitnami",
-            "timescaledb-ha:pg13",
             "timescaledb-ha:pg14",
             "timescaledb-ha:pg15",
             "timescaledb-ha:pg16",

.github/workflows/memory-tests.yaml

@@ -12,7 +12,7 @@ jobs:
     runs-on: ubuntu-20.04
     strategy:
       matrix:
-        pg: [13, 14, 15, 16]
+        pg: [14, 15, 16]
       fail-fast: false
 
     steps:

.github/workflows/rpm-packages.yaml

@@ -21,7 +21,7 @@ jobs:
       fail-fast: false
       matrix:
         image: [ "centos:centos7", "rockylinux:8", "rockylinux:9" ]
-        pg: [ 13, 14, 15, 16 ]
+        pg: [ 14, 15, 16 ]
         license: [ "TSL", "Apache"]
         include:
           - license: Apache

.github/workflows/update-test.yaml

@@ -11,7 +11,7 @@ jobs:
     runs-on: 'ubuntu-latest'
     strategy:
       matrix:
-        pg: [13, 14, 15, 16]
+        pg: [14, 15, 16]
       fail-fast: false
     env:
       PG_VERSION: ${{ matrix.pg }}

.github/workflows/windows-build-and-test-ignored.yaml

@@ -45,7 +45,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        pg: [ 13, 14, 15, 16 ]
+        pg: [ 14, 15, 16 ]
         os: [ windows-2022 ]
         build_type: ${{ fromJson(needs.config.outputs.build_type) }}
     steps:

.github/workflows/windows-build-and-test.yaml

@@ -49,16 +49,14 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        pg: [ 13, 14, 15, 16 ]
+        pg: [ 14, 15, 16 ]
         os: [ windows-2022 ]
         build_type: ${{ fromJson(needs.config.outputs.build_type) }}
         ignores: ["chunk_adaptive metadata telemetry"]
         tsl_ignores: ["compression_algos"]
         tsl_skips: ["bgw_db_scheduler bgw_db_scheduler_fixed"]
         pg_config: ["-cfsync=off -cstatement_timeout=60s"]
         include:
-          - pg: 13
-            tsl_skips_version: telemetry_stats-13
           - pg: 14
             tsl_skips_version: telemetry_stats-14
           - pg: 15

.github/workflows/windows-packages.yaml

@@ -15,11 +15,9 @@ jobs:
   config:
     runs-on: ubuntu-latest
     outputs:
-      pg13_earliest: ${{ steps.config.outputs.pg13_abi_min }}
       pg14_earliest: ${{ steps.config.outputs.pg14_abi_min }}
       pg15_earliest: ${{ steps.config.outputs.pg15_abi_min }}
       pg16_earliest: ${{ steps.config.outputs.pg16_abi_min }}
-      pg13_latest: ${{ steps.config.outputs.pg13_latest }}
       pg14_latest: ${{ steps.config.outputs.pg14_latest }}
       pg15_latest: ${{ steps.config.outputs.pg15_latest }}
       pg16_latest: ${{ steps.config.outputs.pg16_latest }}
@@ -39,14 +37,8 @@ jobs:
       fail-fast: false
       matrix:
         os: [ windows-2019 ]
-        test: [ "13min", "13max", "14min", "14max", "15min", "15max", "16min", "16max" ]
+        test: [ "14min", "14max", "15min", "15max", "16min", "16max" ]
         include:
-          - test: 13min
-            pg: 13
-            pkg_version: ${{ fromJson(needs.config.outputs.pg13_earliest) }}.1
-          - test: 13max
-            pg: 13
-            pkg_version: 13.13.0 # hardcoded since 13.14 is not available on chocolatey
           - test: 14min
             pg: 14
             pkg_version: ${{ fromJson(needs.config.outputs.pg14_earliest) }}.1

.unreleased/pr_6918

@@ -0,0 +1 @@
+Implements: #6918 Remove support for PG13

scripts/test_downgrade.sh

@@ -37,7 +37,7 @@ sudo make -C "${BUILD_DIR}" install > /dev/null
 
 set +e
 
-FROM_VERSION=${CURRENT_VERSION} TO_VERSION=${PREV_VERSION} TEST_VERSION=v8 TEST_REPAIR=false "${SCRIPT_DIR}/test_update_from_version.sh"
+FROM_VERSION=${CURRENT_VERSION} TO_VERSION=${PREV_VERSION} TEST_REPAIR=false "${SCRIPT_DIR}/test_update_from_version.sh"
 return_code=$?
 if [ $return_code -ne 0 ]; then
   echo -e "\nFailed downgrade from ${CURRENT_VERSION} to ${PREV_VERSION}\n"

scripts/test_updates.sh

@@ -43,15 +43,9 @@ for version in ${ALL_VERSIONS}; do
     continue
   fi
 
-  if [ "${minor_version}" -eq 0 ]; then
+  if [ "${minor_version}" -le 4 ]; then
     # not part of any valid update path
     continue
-  elif [ "${minor_version}" -le 4 ]; then
-    continue
-    # on <= 2.4 we need to run v7 version of the update test
-    if [ "${PG_MAJOR_VERSION}" -le 13 ]; then
-        VERSIONS="${VERSIONS} ${version}"
-    fi
   elif [ "${minor_version}" -le 8 ]; then
     if [ "${PG_MAJOR_VERSION}" -le 14 ]; then
         VERSIONS="${VERSIONS} ${version}"
@@ -93,11 +87,7 @@ if [ -n "${VERSIONS}" ]; then
   for version in ${VERSIONS}; do
     ts_minor_version=$(echo "${version}" | awk -F. '{print $2}')
 
-    if [ "${ts_minor_version}" -le 4 ]; then
-      TEST_VERSION=v7
-    else
-      TEST_VERSION=v8
-    fi
+    TEST_VERSION=v8
 
     if [ "${ts_minor_version}" -ge 10 ]; then
       TEST_REPAIR=true

sql/CMakeLists.txt

@@ -9,15 +9,6 @@ include(ScriptFiles)
 # There still needs to be an entry here to build an update script for that
 # version. Thus, for every new release, an entry should be added here.
 set(MOD_FILES
-    updates/2.1.0--2.1.1.sql
-    updates/2.1.1--2.2.0.sql
-    updates/2.2.0--2.2.1.sql
-    updates/2.2.1--2.3.0.sql
-    updates/2.3.0--2.3.1.sql
-    updates/2.3.1--2.4.0.sql
-    updates/2.4.0--2.4.1.sql
-    updates/2.4.1--2.4.2.sql
-    updates/2.4.2--2.5.0.sql
     updates/2.5.0--2.5.1.sql
     updates/2.5.1--2.5.2.sql
     updates/2.5.2--2.6.0.sql
@@ -55,11 +46,6 @@ set(CURRENT_REV_FILE reverse-dev.sql)
 # downgrade from one version to its previous version since we do not support
 # skipping versions when downgrading.
 set(OLD_REV_FILES
-    2.3.1--2.3.0.sql
-    2.4.0--2.3.1.sql
-    2.4.1--2.4.0.sql
-    2.4.2--2.4.1.sql
-    2.5.0--2.4.2.sql
     2.5.1--2.5.0.sql
     2.5.2--2.5.1.sql
     2.6.0--2.5.2.sql