[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"skill:01M6DAHTP10YVN0570V7JRPMWB":3,"skill-same:01M6DAHTP10YVN0570V7JRPMWB":60},{"skillNo":4,"name":5,"nameZh":6,"description":7,"descriptionZh":6,"repositoryFullName":8,"ownerLogin":9,"ownerAvatarUrl":10,"ownerAccountNo":11,"ownerDisplayName":12,"repositoryNo":13,"starsCount":14,"licenseSpdxId":15,"licenseFileUrl":6,"sourceHtmlUrl":16,"categories":17,"keywords":18,"publishedAt":34,"linkOnly":35,"markdownContent":36,"markdownBody":37,"frontMatter":38,"refName":40,"commitSha":41,"skillDirectory":42,"forksCount":14,"repositoryHtmlUrl":43,"repositoryHomepageUrl":6,"ownerHtmlUrl":44,"ownerBlogUrl":6,"ownerDescription":6,"updatedAt":45,"install":46,"resources":59},"01M6DAHTP10YVN0570V7JRPMWB","postgres-patterns",null,"PostgreSQL database patterns for query optimization, schema design, indexing, and security. Based on Supabase best practices.","Prekzursil\u002Fagent-skills-toolchain","Prekzursil","https:\u002F\u002Favatars.githubusercontent.com\u002Fu\u002F54636077?v=4","01M6DACZ1PCQHD99SCR1YXG28B","Andrei Mihai Visalon","01M6DACZ670WZF535V3WYYSS4Z",0,"MIT","https:\u002F\u002Fgithub.com\u002FPrekzursil\u002Fagent-skills-toolchain\u002Fblob\u002Fmain\u002F.agents\u002Flibrary\u002Fskills\u002Fpostgres-patterns\u002FSKILL.md",[],[19,20,21,22,23,24,25,26,27,28,29,30,31,32,33],"postgres patterns","postgres","patterns","design","security","best practices","database","postgresql","supabase","Optimization","schema","query optimization","schema design","query","indexing","2026-11-10 10:12:30",false,"---\nname: postgres-patterns\ndescription: PostgreSQL database patterns for query optimization, schema design, indexing, and security. Based on Supabase best practices.\norigin: ECC\n---\n\n# PostgreSQL Patterns\n\nQuick reference for PostgreSQL best practices. For detailed guidance, use the `database-reviewer` agent.\n\n## When to Activate\n\n- Writing SQL queries or migrations\n- Designing database schemas\n- Troubleshooting slow queries\n- Implementing Row Level Security\n- Setting up connection pooling\n\n## Quick Reference\n\n### Index Cheat Sheet\n\n| Query Pattern | Index Type | Example |\n|--------------|------------|---------|\n| `WHERE col = value` | B-tree (default) | `CREATE INDEX idx ON t (col)` |\n| `WHERE col > value` | B-tree | `CREATE INDEX idx ON t (col)` |\n| `WHERE a = x AND b > y` | Composite | `CREATE INDEX idx ON t (a, b)` |\n| `WHERE jsonb @> '{}'` | GIN | `CREATE INDEX idx ON t USING gin (col)` |\n| `WHERE tsv @@ query` | GIN | `CREATE INDEX idx ON t USING gin (col)` |\n| Time-series ranges | BRIN | `CREATE INDEX idx ON t USING brin (col)` |\n\n### Data Type Quick Reference\n\n| Use Case | Correct Type | Avoid |\n|----------|-------------|-------|\n| IDs | `bigint` | `int`, random UUID |\n| Strings | `text` | `varchar(255)` |\n| Timestamps | `timestamptz` | `timestamp` |\n| Money | `numeric(10,2)` | `float` |\n| Flags | `boolean` | `varchar`, `int` |\n\n### Common Patterns\n\n**Composite Index Order:**\n```sql\n-- Equality columns first, then range columns\nCREATE INDEX idx ON orders (status, created_at);\n-- Works for: WHERE status = 'pending' AND created_at > '2024-01-01'\n```\n\n**Covering Index:**\n```sql\nCREATE INDEX idx ON users (email) INCLUDE (name, created_at);\n-- Avoids table lookup for SELECT email, name, created_at\n```\n\n**Partial Index:**\n```sql\nCREATE INDEX idx ON users (email) WHERE deleted_at IS NULL;\n-- Smaller index, only includes active users\n```\n\n**RLS Policy (Optimized):**\n```sql\nCREATE POLICY policy ON orders\n  USING ((SELECT auth.uid()) = user_id);  -- Wrap in SELECT!\n```\n\n**UPSERT:**\n```sql\nINSERT INTO settings (user_id, key, value)\nVALUES (123, 'theme', 'dark')\nON CONFLICT (user_id, key)\nDO UPDATE SET value = EXCLUDED.value;\n```\n\n**Cursor Pagination:**\n```sql\nSELECT * FROM products WHERE id > $last_id ORDER BY id LIMIT 20;\n-- O(1) vs OFFSET which is O(n)\n```\n\n**Queue Processing:**\n```sql\nUPDATE jobs SET status = 'processing'\nWHERE id = (\n  SELECT id FROM jobs WHERE status = 'pending'\n  ORDER BY created_at LIMIT 1\n  FOR UPDATE SKIP LOCKED\n) RETURNING *;\n```\n\n### Anti-Pattern Detection\n\n```sql\n-- Find unindexed foreign keys\nSELECT conrelid::regclass, a.attname\nFROM pg_constraint c\nJOIN pg_attribute a ON a.attrelid = c.conrelid AND a.attnum = ANY(c.conkey)\nWHERE c.contype = 'f'\n  AND NOT EXISTS (\n    SELECT 1 FROM pg_index i\n    WHERE i.indrelid = c.conrelid AND a.attnum = ANY(i.indkey)\n  );\n\n-- Find slow queries\nSELECT query, mean_exec_time, calls\nFROM pg_stat_statements\nWHERE mean_exec_time > 100\nORDER BY mean_exec_time DESC;\n\n-- Check table bloat\nSELECT relname, n_dead_tup, last_vacuum\nFROM pg_stat_user_tables\nWHERE n_dead_tup > 1000\nORDER BY n_dead_tup DESC;\n```\n\n### Configuration Template\n\n```sql\n-- Connection limits (adjust for RAM)\nALTER SYSTEM SET max_connections = 100;\nALTER SYSTEM SET work_mem = '8MB';\n\n-- Timeouts\nALTER SYSTEM SET idle_in_transaction_session_timeout = '30s';\nALTER SYSTEM SET statement_timeout = '30s';\n\n-- Monitoring\nCREATE EXTENSION IF NOT EXISTS pg_stat_statements;\n\n-- Security defaults\nREVOKE ALL ON SCHEMA public FROM public;\n\nSELECT pg_reload_conf();\n```\n\n## Related\n\n- Agent: `database-reviewer` - Full database review workflow\n- Skill: `clickhouse-io` - ClickHouse analytics patterns\n- Skill: `backend-patterns` - API and backend patterns\n\n---\n\n*Based on Supabase Agent Skills (credit: Supabase team) (MIT License)*\n","# PostgreSQL Patterns\n\nQuick reference for PostgreSQL best practices. For detailed guidance, use the `database-reviewer` agent.\n\n## When to Activate\n\n- Writing SQL queries or migrations\n- Designing database schemas\n- Troubleshooting slow queries\n- Implementing Row Level Security\n- Setting up connection pooling\n\n## Quick Reference\n\n### Index Cheat Sheet\n\n| Query Pattern | Index Type | Example |\n|--------------|------------|---------|\n| `WHERE col = value` | B-tree (default) | `CREATE INDEX idx ON t (col)` |\n| `WHERE col > value` | B-tree | `CREATE INDEX idx ON t (col)` |\n| `WHERE a = x AND b > y` | Composite | `CREATE INDEX idx ON t (a, b)` |\n| `WHERE jsonb @> '{}'` | GIN | `CREATE INDEX idx ON t USING gin (col)` |\n| `WHERE tsv @@ query` | GIN | `CREATE INDEX idx ON t USING gin (col)` |\n| Time-series ranges | BRIN | `CREATE INDEX idx ON t USING brin (col)` |\n\n### Data Type Quick Reference\n\n| Use Case | Correct Type | Avoid |\n|----------|-------------|-------|\n| IDs | `bigint` | `int`, random UUID |\n| Strings | `text` | `varchar(255)` |\n| Timestamps | `timestamptz` | `timestamp` |\n| Money | `numeric(10,2)` | `float` |\n| Flags | `boolean` | `varchar`, `int` |\n\n### Common Patterns\n\n**Composite Index Order:**\n```sql\n-- Equality columns first, then range columns\nCREATE INDEX idx ON orders (status, created_at);\n-- Works for: WHERE status = 'pending' AND created_at > '2024-01-01'\n```\n\n**Covering Index:**\n```sql\nCREATE INDEX idx ON users (email) INCLUDE (name, created_at);\n-- Avoids table lookup for SELECT email, name, created_at\n```\n\n**Partial Index:**\n```sql\nCREATE INDEX idx ON users (email) WHERE deleted_at IS NULL;\n-- Smaller index, only includes active users\n```\n\n**RLS Policy (Optimized):**\n```sql\nCREATE POLICY policy ON orders\n  USING ((SELECT auth.uid()) = user_id);  -- Wrap in SELECT!\n```\n\n**UPSERT:**\n```sql\nINSERT INTO settings (user_id, key, value)\nVALUES (123, 'theme', 'dark')\nON CONFLICT (user_id, key)\nDO UPDATE SET value = EXCLUDED.value;\n```\n\n**Cursor Pagination:**\n```sql\nSELECT * FROM products WHERE id > $last_id ORDER BY id LIMIT 20;\n-- O(1) vs OFFSET which is O(n)\n```\n\n**Queue Processing:**\n```sql\nUPDATE jobs SET status = 'processing'\nWHERE id = (\n  SELECT id FROM jobs WHERE status = 'pending'\n  ORDER BY created_at LIMIT 1\n  FOR UPDATE SKIP LOCKED\n) RETURNING *;\n```\n\n### Anti-Pattern Detection\n\n```sql\n-- Find unindexed foreign keys\nSELECT conrelid::regclass, a.attname\nFROM pg_constraint c\nJOIN pg_attribute a ON a.attrelid = c.conrelid AND a.attnum = ANY(c.conkey)\nWHERE c.contype = 'f'\n  AND NOT EXISTS (\n    SELECT 1 FROM pg_index i\n    WHERE i.indrelid = c.conrelid AND a.attnum = ANY(i.indkey)\n  );\n\n-- Find slow queries\nSELECT query, mean_exec_time, calls\nFROM pg_stat_statements\nWHERE mean_exec_time > 100\nORDER BY mean_exec_time DESC;\n\n-- Check table bloat\nSELECT relname, n_dead_tup, last_vacuum\nFROM pg_stat_user_tables\nWHERE n_dead_tup > 1000\nORDER BY n_dead_tup DESC;\n```\n\n### Configuration Template\n\n```sql\n-- Connection limits (adjust for RAM)\nALTER SYSTEM SET max_connections = 100;\nALTER SYSTEM SET work_mem = '8MB';\n\n-- Timeouts\nALTER SYSTEM SET idle_in_transaction_session_timeout = '30s';\nALTER SYSTEM SET statement_timeout = '30s';\n\n-- Monitoring\nCREATE EXTENSION IF NOT EXISTS pg_stat_statements;\n\n-- Security defaults\nREVOKE ALL ON SCHEMA public FROM public;\n\nSELECT pg_reload_conf();\n```\n\n## Related\n\n- Agent: `database-reviewer` - Full database review workflow\n- Skill: `clickhouse-io` - ClickHouse analytics patterns\n- Skill: `backend-patterns` - API and backend patterns\n\n---\n\n*Based on Supabase Agent Skills (credit: Supabase team) (MIT License)*\n",{"name":5,"origin":39,"description":7},"ECC","main","a298c929b6cbd662e1fce54302ce520d5ceea1a5",".agents\u002Flibrary\u002Fskills\u002Fpostgres-patterns","https:\u002F\u002Fgithub.com\u002FPrekzursil\u002Fagent-skills-toolchain","https:\u002F\u002Fgithub.com\u002FPrekzursil","2026-11-02 14:30:57",{"source":8,"skillName":5,"commands":47,"prompt":57,"zipAvailable":58},[48,51,54],{"tool":49,"command":50},"npx","npx skills add Prekzursil\u002Fagent-skills-toolchain --skill postgres-patterns",{"tool":52,"command":53},"bunx","bunx skills add Prekzursil\u002Fagent-skills-toolchain --skill postgres-patterns",{"tool":55,"command":56},"pnpm","pnpm dlx skills add Prekzursil\u002Fagent-skills-toolchain --skill postgres-patterns","安装技能，技能地址：https:\u002F\u002Fgithub.com\u002FPrekzursil\u002Fagent-skills-toolchain\u002Fblob\u002Fmain\u002F.agents\u002Flibrary\u002Fskills\u002Fpostgres-patterns\u002FSKILL.md",true,[],[61,83,114,141,155,171],{"skillNo":62,"name":63,"nameZh":6,"description":64,"descriptionZh":6,"repositoryFullName":8,"ownerLogin":9,"ownerAvatarUrl":10,"ownerAccountNo":11,"ownerDisplayName":12,"repositoryNo":13,"starsCount":14,"licenseSpdxId":15,"licenseFileUrl":6,"sourceHtmlUrl":65,"categories":66,"keywords":67,"publishedAt":34},"01M6DF7D7478R55P46REYH4QAC","clarify-requirements","Resolve genuine pre-execution ambiguity by scanning repo context, generating 1-6 grounded options, and asking 1-3 focused questions via AskUserQuestion. 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Use for protein \u002F protein-ligand MD when you want a free stack or are on Windows without a Schrodinger license. Covers the full workflow (prepare, solvate, minimize, equilibrate, production, analyze, mmgbsa) AND an honest decision guide vs Schrodinger Desmond, including how to run Desmond legitimately on Linux or a cloud GPU with a real license. This is a deliberately LESSER free alternative and does NOT replace the schrodinger MCP tools. Do NOT use it to pick a free tool when a validated FEP+, WaterMap, IFD-MD, or Prime MM-GBSA result is actually required.","https:\u002F\u002Fgithub.com\u002FPrekzursil\u002Fagent-skills-toolchain\u002Fblob\u002Fmain\u002Ftools\u002Fmcp\u002Fopenmm-md-mcp\u002Fskill\u002Fopenmm-md\u002FSKILL.md",[89],{"categoryNo":90,"categoryName":91,"taxonomyType":92,"taxonomyTypeDesc":93},"01JBSEEDCAT000000000000023","Skill与智能体开发","SCENARIO","使用场景",[95,96,97,98,99,100,101,102,103,104,105,106,107,108,77,109,110,111,112,113],"openmm md","how","decision","pick","linux","analyze","tool","stack","open","NVIDIA","gpu","license","workflow","windows","free","molecular dynamics","local","do","MCP",{"skillNo":115,"name":116,"nameZh":6,"description":117,"descriptionZh":6,"repositoryFullName":8,"ownerLogin":9,"ownerAvatarUrl":10,"ownerAccountNo":11,"ownerDisplayName":12,"repositoryNo":13,"starsCount":14,"licenseSpdxId":15,"licenseFileUrl":6,"sourceHtmlUrl":118,"categories":119,"keywords":126,"publishedAt":34},"01M6DF76C1MG85VEWP8VZCBNMN","visual-review","Take screenshots of web pages and UI using Playwright for visual review and iteration","https:\u002F\u002Fgithub.com\u002FPrekzursil\u002Fagent-skills-toolchain\u002Fblob\u002Fmain\u002Ftools\u002Feditor\u002Fmetaswarm\u002Fskills\u002Fvisual-review\u002FSKILL.md",[120,123],{"categoryNo":121,"categoryName":122,"taxonomyType":92,"taxonomyTypeDesc":93},"01JBSEEDCAT000000000000003","演示文稿",{"categoryNo":124,"categoryName":125,"taxonomyType":92,"taxonomyTypeDesc":93},"01JBSEEDCAT000000000000008","测试与质量",[127,128,129,130,131,132,133,134,135,136,96,137,138,139,140],"review","visual","visual review","pages","web","false","iteration","take","check","slides","ui","screenshot","playwright","screenshots",{"skillNo":142,"name":143,"nameZh":6,"description":144,"descriptionZh":6,"repositoryFullName":8,"ownerLogin":9,"ownerAvatarUrl":10,"ownerAccountNo":11,"ownerDisplayName":12,"repositoryNo":13,"starsCount":14,"licenseSpdxId":15,"licenseFileUrl":6,"sourceHtmlUrl":145,"categories":146,"keywords":147,"publishedAt":34},"01M6DF73AQVCBZKEN0YXEX9FXP","status","Diagnostic status report — shows metaswarm installation state, project setup, and potential issues","https:\u002F\u002Fgithub.com\u002FPrekzursil\u002Fagent-skills-toolchain\u002Fblob\u002Fmain\u002Ftools\u002Feditor\u002Fmetaswarm\u002Fskills\u002Fstatus\u002FSKILL.md",[],[143,148,149,150,151,152,153,154],"setup","report","project","installation","project setup","issues","state",{"skillNo":156,"name":157,"nameZh":6,"description":158,"descriptionZh":6,"repositoryFullName":8,"ownerLogin":9,"ownerAvatarUrl":10,"ownerAccountNo":11,"ownerDisplayName":12,"repositoryNo":13,"starsCount":14,"licenseSpdxId":15,"licenseFileUrl":6,"sourceHtmlUrl":159,"categories":160,"keywords":162,"publishedAt":34},"01M6DF6X6C2XB0P6GX76P7TTYV","start","Use when starting work on any task, when the user mentions metaswarm, or when the user wants to begin tracked development work","https:\u002F\u002Fgithub.com\u002FPrekzursil\u002Fagent-skills-toolchain\u002Fblob\u002Fmain\u002Ftools\u002Feditor\u002Fmetaswarm\u002Fskills\u002Fstart\u002FSKILL.md",[161],{"categoryNo":90,"categoryName":91,"taxonomyType":92,"taxonomyTypeDesc":93},[157,163,73,164,165,166,77,167,168,169,170],"start issue","issue","ready","work on issue","user","work","work on","development",{"skillNo":172,"name":148,"nameZh":6,"description":173,"descriptionZh":6,"repositoryFullName":8,"ownerLogin":9,"ownerAvatarUrl":10,"ownerAccountNo":11,"ownerDisplayName":12,"repositoryNo":13,"starsCount":14,"licenseSpdxId":15,"licenseFileUrl":6,"sourceHtmlUrl":174,"categories":175,"keywords":176,"publishedAt":34},"01M6DF6QMJ9AJKFKHHKRT005PQ","Interactive project setup — detects your project, configures metaswarm, writes project-local files","https:\u002F\u002Fgithub.com\u002FPrekzursil\u002Fagent-skills-toolchain\u002Fblob\u002Fmain\u002Ftools\u002Feditor\u002Fmetaswarm\u002Fskills\u002Fsetup\u002FSKILL.md",[],[148,150,111,177,152,178],"files","interactive"]