postgres_tables_row_counts.sh

#!/usr/bin/env bash
#  vim:ts=4:sts=4:sw=4:et
#
#  Author: Hari Sekhon
#  Date: 2019-12-10 11:33:52 +0000 (Tue, 10 Dec 2019)
#
#  https://github.com/HariSekhon/DevOps-Bash-tools
#
#  License: see accompanying Hari Sekhon LICENSE file
#
#  If you're using my code you're welcome to connect with me on LinkedIn and optionally send me feedback to help steer this or other code I publish
#
#  https://www.linkedin.com/in/HariSekhon
#

set -euo pipefail
[ -n "${DEBUG:-}" ] && set -x
srcdir="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"

# shellcheck disable=SC1090,SC1091
. "$srcdir/lib/utils.sh"

# shellcheck disable=SC2034,SC2154
usage_description="
Counts rows for all PostgreSQL tables in all databases using adjacent psql.sh script

TSV Output format:

<database>.<schema>.<table>     <row_count>

FILTER environment variable will restrict to matching fully qualified tables (<db>.<schema>.<table>)

Tested on AWS RDS PostgreSQL 9.5.15
"

# used by usage() in lib/utils.sh
# shellcheck disable=SC2034
usage_args="[<psql_options>]"

help_usage "$@"


"$srcdir/postgres_foreach_table.sh" "SELECT COUNT(*) FROM {db}.{schema}.{table}" "$@" |
sed '/^[[:space:]]*$/d'