suyuan32
diff --git a/‎src/en/guide/concepts/database/1-database-basic.md renamed to ‎src/en/guide/concepts/database/SQL/1-database-basic.md b/‎src/en/guide/concepts/database/1-database-basic.md renamed to ‎src/en/guide/concepts/database/SQL/1-database-basic.md
diff --git a/‎src/en/guide/concepts/database/2-database-query.md renamed to ‎src/en/guide/concepts/database/SQL/2-database-query.md b/‎src/en/guide/concepts/database/2-database-query.md renamed to ‎src/en/guide/concepts/database/SQL/2-database-query.md
diff --git a/‎src/en/guide/concepts/database/3-database-index.md renamed to ‎src/en/guide/concepts/database/SQL/3-database-index.md b/‎src/en/guide/concepts/database/3-database-index.md renamed to ‎src/en/guide/concepts/database/SQL/3-database-index.md
diff --git a/‎src/en/guide/concepts/database/4-database-transaction.md renamed to ‎src/en/guide/concepts/database/SQL/4-database-transaction.md b/‎src/en/guide/concepts/database/4-database-transaction.md renamed to ‎src/en/guide/concepts/database/SQL/4-database-transaction.md
diff --git a/‎src/guide/concepts/database/1-database-basic.md renamed to ‎src/guide/concepts/database/SQL/1-database-basic.md b/‎src/guide/concepts/database/1-database-basic.md renamed to ‎src/guide/concepts/database/SQL/1-database-basic.md
diff --git a/‎src/guide/concepts/database/2-database-query.md renamed to ‎src/guide/concepts/database/SQL/2-database-query.md b/‎src/guide/concepts/database/2-database-query.md renamed to ‎src/guide/concepts/database/SQL/2-database-query.md
diff --git a/‎src/guide/concepts/database/3-database-index.md renamed to ‎src/guide/concepts/database/SQL/3-database-index.md b/‎src/guide/concepts/database/3-database-index.md renamed to ‎src/guide/concepts/database/SQL/3-database-index.md
diff --git a/‎src/guide/concepts/database/4-database-transaction.md renamed to ‎src/guide/concepts/database/SQL/4-database-transaction.md b/‎src/guide/concepts/database/4-database-transaction.md renamed to ‎src/guide/concepts/database/SQL/4-database-transaction.md