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doc/MILESTONE-MOVE-QUICK-REF.md

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+# Quick Reference: Move Items Between Milestones
+
+## The One-Liner (Copy-Paste Ready)
+
+```bash
+gh issue list --repo dotnet/SqlClient --milestone "7.0.0-preview5" --state all --limit 1000 --json number | jq -r '.[].number' | xargs -I {} gh issue edit {} --repo dotnet/SqlClient --milestone "7.0.0-preview4"
+```
+
+## Alternative: Using the Script
+
+```bash
+./tools/move-milestone-items.sh "7.0.0-preview5" "7.0.0-preview4"
+```
+
+For detailed documentation, see [milestone-move-one-liner.md](./milestone-move-one-liner.md)

doc/milestone-move-one-liner.md

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+# Move Milestone Items - Bash One-Liner
+
+## The One-Liner
+
+To move all items (issues and PRs) from milestone `7.0.0-preview5` to `7.0.0-preview4`:
+
+```bash
+gh issue list --repo dotnet/SqlClient --milestone "7.0.0-preview5" --state all --limit 1000 --json number | jq -r '.[].number' | xargs -I {} gh issue edit {} --repo dotnet/SqlClient --milestone "7.0.0-preview4"
+```
+
+## Explanation
+
+This one-liner performs the following steps:
+
+1. **`gh issue list --repo dotnet/SqlClient --milestone "7.0.0-preview5" --state all --limit 1000 --json number`**
+   - Lists all issues and PRs in the `7.0.0-preview5` milestone
+   - `--state all` includes both open and closed items
+   - `--limit 1000` ensures we get all items (adjust if needed)
+   - `--json number` outputs only the issue/PR numbers in JSON format
+
+2. **`jq -r '.[].number'`**
+   - Extracts the issue/PR numbers from the JSON output
+   - `-r` flag outputs raw strings (without quotes)
+   - Each number is output on a separate line
+
+3. **`xargs -I {} gh issue edit {} --repo dotnet/SqlClient --milestone "7.0.0-preview4"`**
+   - Takes each issue/PR number from the previous command
+   - Executes `gh issue edit` for each number
+   - Updates the milestone to `7.0.0-preview4`
+
+## Prerequisites
+
+- GitHub CLI (`gh`) must be installed and authenticated
+- Appropriate permissions on the dotnet/SqlClient repository
+- `jq` command-line JSON processor must be installed
+
+## Alternative: With Progress Indication
+
+If you want to see progress as items are moved:
+
+```bash
+gh issue list --repo dotnet/SqlClient --milestone "7.0.0-preview5" --state all --limit 1000 --json number | jq -r '.[].number' | xargs -I {} sh -c 'echo "Moving issue #{}..." && gh issue edit {} --repo dotnet/SqlClient --milestone "7.0.0-preview4"'
+```
+
+## Alternative: Move Only Open Items
+
+To move only open issues/PRs:
+
+```bash
+gh issue list --repo dotnet/SqlClient --milestone "7.0.0-preview5" --state open --limit 1000 --json number | jq -r '.[].number' | xargs -I {} gh issue edit {} --repo dotnet/SqlClient --milestone "7.0.0-preview4"
+```
+
+## Alternative: Without jq (using grep/awk)
+
+If `jq` is not available:
+
+```bash
+gh issue list --repo dotnet/SqlClient --milestone "7.0.0-preview5" --state all --limit 1000 | awk '{print $1}' | xargs -I {} gh issue edit {} --repo dotnet/SqlClient --milestone "7.0.0-preview4"
+```
+
+## Verification
+
+To verify the move was successful:
+
+```bash
+# Check items remaining in source milestone
+gh issue list --repo dotnet/SqlClient --milestone "7.0.0-preview5" --state all
+
+# Check items in destination milestone
+gh issue list --repo dotnet/SqlClient --milestone "7.0.0-preview4" --state all
+```
+
+## Safety Considerations
+
+1. **Dry Run**: First list the items to see what will be moved:
+   ```bash
+   gh issue list --repo dotnet/SqlClient --milestone "7.0.0-preview5" --state all --limit 1000
+   ```
+
+2. **Backup**: Consider documenting the current state before moving:
+   ```bash
+   gh issue list --repo dotnet/SqlClient --milestone "7.0.0-preview5" --state all --limit 1000 > backup-preview5-items.txt
+   ```
+
+3. **Rate Limiting**: The GitHub API has rate limits. If you have many items, add a small delay:
+   ```bash
+   gh issue list --repo dotnet/SqlClient --milestone "7.0.0-preview5" --state all --limit 1000 --json number | jq -r '.[].number' | xargs -I {} sh -c 'gh issue edit {} --repo dotnet/SqlClient --milestone "7.0.0-preview4" && sleep 1'
+   ```
+
+## Notes
+
+- The `gh issue list` command returns both issues and pull requests (PRs are treated as issues in the GitHub API)
+- The `gh issue edit` command works for both issues and pull requests
+- Milestone names are case-sensitive and must match exactly
+- If a milestone doesn't exist, the command will fail with an error

tools/move-milestone-items.sh

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+#!/bin/bash
+# Script to move all items from one milestone to another in the dotnet/SqlClient repository
+# Usage: ./move-milestone-items.sh <source-milestone> <target-milestone>
+#
+# Example:
+#   ./move-milestone-items.sh "7.0.0-preview5" "7.0.0-preview4"
+
+set -e
+
+REPO="dotnet/SqlClient"
+
+if [ $# -ne 2 ]; then
+    echo "Usage: $0 <source-milestone> <target-milestone>"
+    echo "Example: $0 '7.0.0-preview5' '7.0.0-preview4'"
+    exit 1
+fi
+
+SOURCE_MILESTONE="$1"
+TARGET_MILESTONE="$2"
+
+echo "Moving all items from milestone '$SOURCE_MILESTONE' to '$TARGET_MILESTONE' in repo $REPO"
+echo ""
+
+# Check if gh is installed
+if ! command -v gh &> /dev/null; then
+    echo "Error: gh CLI is not installed. Please install it first."
+    exit 1
+fi
+
+# Check if jq is installed
+if ! command -v jq &> /dev/null; then
+    echo "Error: jq is not installed. Please install it first."
+    exit 1
+fi
+
+# List items to be moved
+echo "Fetching items from milestone '$SOURCE_MILESTONE'..."
+ITEMS=$(gh issue list --repo "$REPO" --milestone "$SOURCE_MILESTONE" --state all --limit 1000 --json number | jq -r '.[].number')
+
+if [ -z "$ITEMS" ]; then
+    echo "No items found in milestone '$SOURCE_MILESTONE'"
+    exit 0
+fi
+
+ITEM_COUNT=$(echo "$ITEMS" | wc -l)
+echo "Found $ITEM_COUNT item(s) to move"
+echo ""
+
+# Confirm before proceeding
+read -p "Do you want to proceed with moving these items? (y/N) " -n 1 -r
+echo
+if [[ ! $REPLY =~ ^[Yy]$ ]]; then
+    echo "Aborted."
+    exit 0
+fi
+
+# Move items
+echo "Moving items..."
+COUNTER=0
+for ITEM_NUM in $ITEMS; do
+    COUNTER=$((COUNTER + 1))
+    echo "[$COUNTER/$ITEM_COUNT] Moving issue/PR #$ITEM_NUM..."
+    gh issue edit "$ITEM_NUM" --repo "$REPO" --milestone "$TARGET_MILESTONE"
+    # Small delay to avoid rate limiting
+    sleep 0.5
+done
+
+echo ""
+echo "Successfully moved $ITEM_COUNT item(s) from '$SOURCE_MILESTONE' to '$TARGET_MILESTONE'"
+echo ""
+echo "Verification:"
+echo "  Source milestone: gh issue list --repo $REPO --milestone \"$SOURCE_MILESTONE\" --state all"
+echo "  Target milestone: gh issue list --repo $REPO --milestone \"$TARGET_MILESTONE\" --state all"