docs: add PostgreSQL COPY TO STDOUT docs for nightly and v1.0#2463
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Agent-Logs-Url: https://github.com/GreptimeTeam/docs/sessions/a1888b7c-3d59-44eb-8600-9777b2bc7b12 Co-authored-by: killme2008 <14142+killme2008@users.noreply.github.com>
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[WIP] Update documentation for implement postgres copy to stdout
docs: add PostgreSQL COPY TO STDOUT docs for nightly and v1.0
May 9, 2026
sunng87
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May 11, 2026
killme2008
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What's Changed in this PR
This updates the SQL
COPYreference for the PostgreSQLCOPY (<QUERY>) TO STDOUTfeature added in GreptimeDB. The docs are revised for nightly and v1.0 in both English and Chinese.SQL COPY reference
COPY (<QUERY>) TO STDOUTfor PostgreSQL protocol usageProtocol-compatible syntax
csv, andbinaryWITH (...)and bare(...)Client usage example
psql \copyexample showing how to save streamed output to a local client fileChecklist
sidebars.tsmatches the current document structure when you changed the document structure.Warning
Firewall rules blocked me from connecting to one or more addresses (expand for details)
I tried to connect to the following addresses, but was blocked by firewall rules:
accounts.google.com/proc/self/exe /proc/self/exe --type=utility --utility-sub-type=network.mojom.NetworkService --lang=en-US --service-sandbox-type=network --no-sandbox --disable-dev-shm-usage --use-angle=swiftshader-webgl --mute-audio --crashpad-handler-pid=14974 --enable-crash-reporter=, --noerrdialogs --user-data-dir=/tmp/puppeteer_dev_chrome_profile-QgIOau --change-stack-guard-on-fork=enable --shared-files=network_parent_dirs_pipe:100,v8_context_snapshot_data:101 --field-trial-handle=3,i,6908067759359494768,3456000686271184130,262144 --enable-features=PdfOopif --disable-features=AcceptCHFrame,IsolateSandboxedIframes,MediaRouter,OptimizationHints,PaintHolding,ProcessPerSiteUpToMainFrameThreshold,Translate --variations-seed-version git(dns block)/home/REDACTED/.cache/puppeteer/chrome/linux-137.0.7151.119/chrome-linux64/chrome /home/REDACTED/.cache/puppeteer/chrome/linux-137.0.7151.119/chrome-linux64/chrome --allow-pre-commit-input --disable-REDACTED-networking --disable-REDACTED-timer-throttling --disable-REDACTEDing-occluded-windows --disable-breakpad --disable-client-side-phishing-detection --disable-component-extensions-with-REDACTED-pages --disable-crash-reporter --disable-default-apps --disable-dev-shm-usage --disable-hang-monitor --disable-infobars --disable-ipc-flooding-protection --disable-popup-blocking --disable-prompt-on-repost --disable-renderer-REDACTEDing --disable-search-engine-choice-screen --disable-sync --enable-automation(dns block)cdn.jsdelivr.net/proc/self/exe /proc/self/exe --type=utility --utility-sub-type=network.mojom.NetworkService --lang=en-US --service-sandbox-type=network --no-sandbox --disable-dev-shm-usage --use-angle=swiftshader-webgl --mute-audio --crashpad-handler-pid=14974 --enable-crash-reporter=, --noerrdialogs --user-data-dir=/tmp/puppeteer_dev_chrome_profile-QgIOau --change-stack-guard-on-fork=enable --shared-files=network_parent_dirs_pipe:100,v8_context_snapshot_data:101 --field-trial-handle=3,i,6908067759359494768,3456000686271184130,262144 --enable-features=PdfOopif --disable-features=AcceptCHFrame,IsolateSandboxedIframes,MediaRouter,OptimizationHints,PaintHolding,ProcessPerSiteUpToMainFrameThreshold,Translate --variations-seed-version git(dns block)/home/REDACTED/.cache/puppeteer/chrome/linux-137.0.7151.119/chrome-linux64/chrome /home/REDACTED/.cache/puppeteer/chrome/linux-137.0.7151.119/chrome-linux64/chrome --allow-pre-commit-input --disable-REDACTED-networking --disable-REDACTED-timer-throttling --disable-REDACTEDing-occluded-windows --disable-breakpad --disable-client-side-phishing-detection --disable-component-extensions-with-REDACTED-pages --disable-crash-reporter --disable-default-apps --disable-dev-shm-usage --disable-hang-monitor --disable-infobars --disable-ipc-flooding-protection --disable-popup-blocking --disable-prompt-on-repost --disable-renderer-REDACTEDing --disable-search-engine-choice-screen --disable-sync --enable-automation(dns block)clients2.google.com/proc/self/exe /proc/self/exe --type=utility --utility-sub-type=network.mojom.NetworkService --lang=en-US --service-sandbox-type=network --no-sandbox --disable-dev-shm-usage --use-angle=swiftshader-webgl --mute-audio --crashpad-handler-pid=14974 --enable-crash-reporter=, --noerrdialogs --user-data-dir=/tmp/puppeteer_dev_chrome_profile-QgIOau --change-stack-guard-on-fork=enable --shared-files=network_parent_dirs_pipe:100,v8_context_snapshot_data:101 --field-trial-handle=3,i,6908067759359494768,3456000686271184130,262144 --enable-features=PdfOopif --disable-features=AcceptCHFrame,IsolateSandboxedIframes,MediaRouter,OptimizationHints,PaintHolding,ProcessPerSiteUpToMainFrameThreshold,Translate --variations-seed-version git(dns block)/home/REDACTED/.cache/puppeteer/chrome/linux-137.0.7151.119/chrome-linux64/chrome /home/REDACTED/.cache/puppeteer/chrome/linux-137.0.7151.119/chrome-linux64/chrome --allow-pre-commit-input --disable-REDACTED-networking --disable-REDACTED-timer-throttling --disable-REDACTEDing-occluded-windows --disable-breakpad --disable-client-side-phishing-detection --disable-component-extensions-with-REDACTED-pages --disable-crash-reporter --disable-default-apps --disable-dev-shm-usage --disable-hang-monitor --disable-infobars --disable-ipc-flooding-protection --disable-popup-blocking --disable-prompt-on-repost --disable-renderer-REDACTEDing --disable-search-engine-choice-screen --disable-sync --enable-automation(dns block)greptime.com/proc/self/exe /proc/self/exe --type=utility --utility-sub-type=network.mojom.NetworkService --lang=en-US --service-sandbox-type=network --no-sandbox --disable-dev-shm-usage --use-angle=swiftshader-webgl --mute-audio --crashpad-handler-pid=14974 --enable-crash-reporter=, --noerrdialogs --user-data-dir=/tmp/puppeteer_dev_chrome_profile-QgIOau --change-stack-guard-on-fork=enable --shared-files=network_parent_dirs_pipe:100,v8_context_snapshot_data:101 --field-trial-handle=3,i,6908067759359494768,3456000686271184130,262144 --enable-features=PdfOopif --disable-features=AcceptCHFrame,IsolateSandboxedIframes,MediaRouter,OptimizationHints,PaintHolding,ProcessPerSiteUpToMainFrameThreshold,Translate --variations-seed-version git(dns block)/home/REDACTED/.cache/puppeteer/chrome/linux-137.0.7151.119/chrome-linux64/chrome /home/REDACTED/.cache/puppeteer/chrome/linux-137.0.7151.119/chrome-linux64/chrome --allow-pre-commit-input --disable-REDACTED-networking --disable-REDACTED-timer-throttling --disable-REDACTEDing-occluded-windows --disable-breakpad --disable-client-side-phishing-detection --disable-component-extensions-with-REDACTED-pages --disable-crash-reporter --disable-default-apps --disable-dev-shm-usage --disable-hang-monitor --disable-infobars --disable-ipc-flooding-protection --disable-popup-blocking --disable-prompt-on-repost --disable-renderer-REDACTEDing --disable-search-engine-choice-screen --disable-sync --enable-automation(dns block)srgb68y6cw-dsn.algolia.net/proc/self/exe /proc/self/exe --type=utility --utility-sub-type=network.mojom.NetworkService --lang=en-US --service-sandbox-type=network --no-sandbox --disable-dev-shm-usage --use-angle=swiftshader-webgl --mute-audio --crashpad-handler-pid=14974 --enable-crash-reporter=, --noerrdialogs --user-data-dir=/tmp/puppeteer_dev_chrome_profile-QgIOau --change-stack-guard-on-fork=enable --shared-files=network_parent_dirs_pipe:100,v8_context_snapshot_data:101 --field-trial-handle=3,i,6908067759359494768,3456000686271184130,262144 --enable-features=PdfOopif --disable-features=AcceptCHFrame,IsolateSandboxedIframes,MediaRouter,OptimizationHints,PaintHolding,ProcessPerSiteUpToMainFrameThreshold,Translate --variations-seed-version git(dns block)/home/REDACTED/.cache/puppeteer/chrome/linux-137.0.7151.119/chrome-linux64/chrome /home/REDACTED/.cache/puppeteer/chrome/linux-137.0.7151.119/chrome-linux64/chrome --allow-pre-commit-input --disable-REDACTED-networking --disable-REDACTED-timer-throttling --disable-REDACTEDing-occluded-windows --disable-breakpad --disable-client-side-phishing-detection --disable-component-extensions-with-REDACTED-pages --disable-crash-reporter --disable-default-apps --disable-dev-shm-usage --disable-hang-monitor --disable-infobars --disable-ipc-flooding-protection --disable-popup-blocking --disable-prompt-on-repost --disable-renderer-REDACTEDing --disable-search-engine-choice-screen --disable-sync --enable-automation(dns block)www.google-analytics.com/proc/self/exe /proc/self/exe --type=utility --utility-sub-type=network.mojom.NetworkService --lang=en-US --service-sandbox-type=network --no-sandbox --disable-dev-shm-usage --use-angle=swiftshader-webgl --mute-audio --crashpad-handler-pid=14974 --enable-crash-reporter=, --noerrdialogs --user-data-dir=/tmp/puppeteer_dev_chrome_profile-QgIOau --change-stack-guard-on-fork=enable --shared-files=network_parent_dirs_pipe:100,v8_context_snapshot_data:101 --field-trial-handle=3,i,6908067759359494768,3456000686271184130,262144 --enable-features=PdfOopif --disable-features=AcceptCHFrame,IsolateSandboxedIframes,MediaRouter,OptimizationHints,PaintHolding,ProcessPerSiteUpToMainFrameThreshold,Translate --variations-seed-version git(dns block)/home/REDACTED/.cache/puppeteer/chrome/linux-137.0.7151.119/chrome-linux64/chrome /home/REDACTED/.cache/puppeteer/chrome/linux-137.0.7151.119/chrome-linux64/chrome --allow-pre-commit-input --disable-REDACTED-networking --disable-REDACTED-timer-throttling --disable-REDACTEDing-occluded-windows --disable-breakpad --disable-client-side-phishing-detection --disable-component-extensions-with-REDACTED-pages --disable-crash-reporter --disable-default-apps --disable-dev-shm-usage --disable-hang-monitor --disable-infobars --disable-ipc-flooding-protection --disable-popup-blocking --disable-prompt-on-repost --disable-renderer-REDACTEDing --disable-search-engine-choice-screen --disable-sync --enable-automation(dns block)www.googletagmanager.com/proc/self/exe /proc/self/exe --type=utility --utility-sub-type=network.mojom.NetworkService --lang=en-US --service-sandbox-type=network --no-sandbox --disable-dev-shm-usage --use-angle=swiftshader-webgl --mute-audio --crashpad-handler-pid=14974 --enable-crash-reporter=, --noerrdialogs --user-data-dir=/tmp/puppeteer_dev_chrome_profile-QgIOau --change-stack-guard-on-fork=enable --shared-files=network_parent_dirs_pipe:100,v8_context_snapshot_data:101 --field-trial-handle=3,i,6908067759359494768,3456000686271184130,262144 --enable-features=PdfOopif --disable-features=AcceptCHFrame,IsolateSandboxedIframes,MediaRouter,OptimizationHints,PaintHolding,ProcessPerSiteUpToMainFrameThreshold,Translate --variations-seed-version git(dns block)/home/REDACTED/.cache/puppeteer/chrome/linux-137.0.7151.119/chrome-linux64/chrome /home/REDACTED/.cache/puppeteer/chrome/linux-137.0.7151.119/chrome-linux64/chrome --allow-pre-commit-input --disable-REDACTED-networking --disable-REDACTED-timer-throttling --disable-REDACTEDing-occluded-windows --disable-breakpad --disable-client-side-phishing-detection --disable-component-extensions-with-REDACTED-pages --disable-crash-reporter --disable-default-apps --disable-dev-shm-usage --disable-hang-monitor --disable-infobars --disable-ipc-flooding-protection --disable-popup-blocking --disable-prompt-on-repost --disable-renderer-REDACTEDing --disable-search-engine-choice-screen --disable-sync --enable-automation(dns block)If you need me to access, download, or install something from one of these locations, you can either: